Career Publications Jan 2008

Career Science Publications...

816. Manju Lata Rao, Steven R. Sedlmayr, Rustum Roy and John Kanzius, Polarized microwave and RF radiation effects on the structure of stability of liquid water, Current Science, Vol. 98, No. 11, 10 June 2010, 1500-1504.

815. Rustum Roy and Manju Lata Rao, The myriad structures of liquid water: Introduction to the essential Materials Science, The Journal of the Science of Healing Outcomes, Vol. 2, No. 6-5, 2010, 28-36.

814. R.Roy, Glass Science and Glassmaking: A personal perspective, Intl. J. of Applied Glass Science, Vol. 1, 2010, 3-15.

813. R. Roy, Integrative medicine to tackle the problem of chronic diseases. J. of Ayurveda & Integrative Medicine, January, Vol. 1, Issue 1, 2010.

812. M.L. Rao, G.P. Flanagan, R. Roy, T.M. Slawecki, S. Sedlmayr, Dramatic Structuring of Liquid Water using Polarized Microwave, Radiofrequency Radiation and Crystal-induced Epitaxy, Proceedings of Materials Science & Technology Conference 2009, 655-666.

811. R. Roy, The Birth of a New Field of Materials Science: Resonant Polarized Radiation Catalysis, and the Expansion of Thermodynamics, Proceedings of Materials Science & Technology Conference 2009, 563-572.

810. T.M. Slawecki, M.L. Rao, R. Roy, L.E. Cross, J. Cornwell, N. Kuzmik, Survey of Novel Directed Microwave Fields on Condensed Matter, Proceedings of Materials Science & Technology Conference 2009, 644-654.

809. J. Cornwell, R. Roy, L.E. Cross, T. Slawecki and M.L. Rao, Surprising observation on phenomena created from modified 2.45 GHz source, Mater. Res. Innov., 13, 1, 11-14, 2009.

808. K. Cherian, M. Kirksey, P. Hu, L. Hurtt, J. Cheng, D. Agrawal, R. Roy, "Ride the Wave," Ceramic Industry, 16-19 (2008).

807. D.C. Dube, M. Fu, D. Agrawal, R. Roy and A. Santra, "Rapid Alloying of silicon with germanium in microwave field using single mode cavity," Mat Res Innov, 12(3), 119-122 (2008)

806. Chris Y. Fang, Dinesh K. Agrawal, William White, Rustum Roy, "Microwave Synthesis and Processing of Phosphors," Proc. Global Congress on Microwave Energy Applications, GCMEA 2008 Majic 1st, Japan, pp. 621-624 (2008)

805. Motoyasu Sato, Nobuyuki Nishi, Motohiko Tanaka, Akihiro Matsubara, Sadatugu Takayama, Hideoki Fukushima, Maxim Ignatenko, Rustum Roy, Dinesh Agrawal, Jun Fukusima, "Formation of Nano-Domains by Microscopic Thermal Non-Equilibrium Generated in GHz High Frequency Microwave Field," in Proc. Ist Global Cong MW Ener Appl August 2008, Japan, pg 491-494 (2008)

804. P. Gold, S. Novella, R. Roy, D. Marcus, I. Bell, N. Davidovitch and A. Saine, “Homeopathy—quackery or a key to the future of medicine?” Homeopathy, 2008, 97, 28-33.

803. M. L. Rao, R. Roy and I. Bell, “Characterization of the structure of ultra dilute sols with remarkable biological properties,” Materials Letters, 62, 1487-1490, 2008.

802. R. Roy, M. L. Rao and J. Kanzius, “Observations of polarized RF radiation catalysis of dissociation of H2O–NaCl solutions,” Materials Research Innovations, Volume 12, Number 1, pp. 3–6, March 2008.

801. S. Novella, R. Roy, D. Marcus, I. R. Bell, N. Davidovitch and A. Saine, “A Debate: Homeopathy—quackery of a key to the future of medicine?” J. of Alternative and Complementary Medicine, 2008, 14, 9-15.

800. M.L. Rao, R. Roy, I.R. Bell and R. Hoover, “The defining role of structure (including epitaxy) in the plausibility of homeopathy,” Homeopathy, 2007, 96, 175-182.

799. K. Nagata, K. Ishizaki, M. Kanazawa, T. Hayashi, M. Sato, A. Matsubara, S. Takayama, O. Motojima, D. Agrawal, R. Roy, “A concept of microwave furnace for steel making in industry scale,” Proceedings of 11th Intl Conf on Microwave and High Frequency Heating, Romania, Sept 3-6, 2007, pp. 87-90.

798. R. Roy, W.A. Tiller, I. Bell and M.R. Hoover, “The Structure of Liquid Water; Novel Insights from Materials Research; Potential Relevance to Homeopathy,” Materials Research Innovations, Volume 9, Issue 4, pp. 577-608 (December 2005)

797. L.N.Satapathy, P.D.Ramesh, D.Agrawal and R.Roy, "The infiltration of B-SiC in porous alumina compacts in a microwave field," Mater. Chem. & Physics, (communicated, 2007).

796. Monica Sorescu, L. Diamandescu, P.D. Ramesh, R. Roy, A. Daly and Z. Bruno, "Evidence for microwave-induced recrystallization in NiZn ferrites," Mater. Chem. & Physics, 15 February 2007, pp. 410-414.

795. Elucidation of Disequilibrium/Unsteady Micro-sinter process by in-situ observation, Proceedings of 2004 Spring Conference of the Japan Society of Powder and Powder Metallurgy (2004) p. 221.

794. P.D.Ramesh, A.Badzian, R.Roy and S. M. Copley, "Hybrid laser-microwave sintering of zirconia-base ceramics," Laser Institute of America [Publication] (2004), 97(ICALEO 2004) P556/101-106.

793. R. Roy, M. R. Hoover, A.S. Bhalla, T. Slawecki, S. Dey, W. Cao, J. Li, S. Bhaskar, "Ultradilute Ag-Aquasols with extraordinary bactericidal properties: the role of the system Ag-O-H₂O," Mater. Res. Innov., 11 (1), pp. 3-18 (2007).

792. D.C. Dube, D. Agrawal, S. Agrawal, and R. Roy, "High temperature dielectric study of Cr₂O₃ in microwave region," Appl Phys. Letters 90, 124105 (2007).

791. Chris Y. Fang, Dinesh K. Agrawal, Ming Fu, Joan M. Coveleskie, Chung-nin Chau, James Walck, Robert T. McSweeney, and Rustum Roy, "Synthesizing Phosphors Through Microwave Process," Mater. Res. Soc. Symp. Proc. Vol. 988, 2007.List of Scientific Papers

790. R. Roy and D. Agrawal, "The New Science of Microwave−Materials Interactions: The Role of Separated E and H Fields and its Real World Applications," Proc. of the 6th Symposium on Microwave Applications and Related Fields, Nov 2-4, 2006, Oyaki-City, Japan

789. D. Agrawal, J. Cheng, R. Peelamedu, Y. Fang, R. Roy, M. Sato, "Electromagnetic Field Processing of Materials at Microwave Frequency (2.45 GHz)," The 5th Intl. Symposium on Electromagnetic Processing of Materials, 2006 Sendai, Japan ISIJ, pp. 518-523.

788. D. Agrawal, J. Cheng, R. Peelamedu, Y. Fang, R. Roy, "Microwave Processing of Metallic Materials and Field Separation in Microwave Single-Mode Cavity," Materia Japan, 45 [8] 574-576 (2006).

787. M. Sato, A. Matsubara, S. Takayama, S. Sudo, O. Motojima, K. Nagata, K. Ishizaki, T. Hayashi, D. Agrawal, and R. Roy, " Experimental Analysis for Thermally Non-Equilibrium State Under Microwave Irradiations ― A Greener Process for Steel Making, " Advanced Processing of Metals and Materials, Proceedings of the Sohn International Symposium, Aug. 27-31, 2006, San Diego, CA, Eds. F. Kongoli, G. Reddy, publ. TMS. pp 157-170.

786. D. C. Dube, P.D. Ramesh, J. Cheng, M.T. Lanagan, D. Agrawal and R. Roy, “Experimental evidence of redistribution of fields during processing in a high-power microwave cavity,” Appl. Phys. Lett, 85(16), 3632-3624 (2004)

785. B. Vaidhyanathan, D.K. Agrawal and R. Roy, “Microwave synthesis and sintering of [NZP] compounds”, J. Amer. Ceram. Soc. 87[5] 834-839, 2004.

784. Y. Fang, D. Agrawal and R. Roy, “Effect of Powder Reactivity on Microwave Sintering of Alumina,” Mater. Lett. 58 498-501 (2004).

783. G. Sethi, A. Upadhyaya, D.K. Agrawal, and R. Roy, “Microwave and Conventional Sintering of Pre-mixed and Prealloyed Cu-12Sn Bronze,” Science of Sintering, 35 49-65 (2003).

782. N. Agrawal, G. Sethi, A. Upadhyaya, D.K. Agrawal, and R. Roy, “Microstructure and Microhardness Studies of Microwave Sintered Cu-12Sn Bronze Alloys,” Trans. Of PMAI, 29 61-65 (2003).

781. D. Agrawal, E. Breval, J. Cheng, P. Gigl and R. Roy, “Graded steel-tungsten carbide/cobalt diamond systems using microwave heating,” Functionally Graded Materials Technology Leveraged Applications, Proc. Of 2002 Intl. Conf. MPI Publ. pp 50-58 (2002).

780. J. Cheng, D. Agrawal, Y. Zhang and R. Roy, “Development of translucent aluminum nitride (AlN) using microwave sintering process,” J. Electroceramics 9, 67-71 (2002).

779. A. Upadhyaya, G. Sethi, H. Kim, D.K. Agrawal, and R. Roy, “Densification of Pre-mixed and Prealloyed Cu-12Sn Bronze during Microwave and Conventional Sintering,” Advances in Powder Metallurgy & Particulate Materials 2002, Metal Powder Industries Federation Princeton, NJ. USA, 13, pp 364-375 (2002).

778. D. Agrawal, J. Cheng, R.D. Peelamadu and R. Roy, “Effect of Microwave Electric and Magnetic Fields in Single Mode Cavity on Materials Processing,” in Proc. Of Intl. Symp. On Microwave Science and its Application to Related Fields, Nara (Japan), Nov. 21, 2002, pp 8-9.

777. B. Vaidhyanathan, A.P. Singh, D.K. Agrawal, T.R. Shrout, and R. Roy, “Microwave Effects in Lead Zirconium Titanate Synthesis: Enhanced Kinetics and Changed Mechanisms,” J Am. Ceram. Soc. 84[6] 1197-202 (2001).

776. R. Roy, D. Agrawal, and J. P. Cheng, “New First Principles of Microwave-Material Interaction: Discovering the Role of the H Field and Anisothermal Reactions, ” in Microwaves: Theory and Application in Materials
Processing V, Eds. D.E. Clark, Jon G.P. Binner and D.A. Lewis, Ceramic Trans. Vol. 111, ACS Publ. Westerville, pp 471-485 (2001).

775. R. Roy, D. Agrawal and J.P. Cheng, “Extraordinary Successes with Microwave Fields for Synthesis and Sintering of Ceramics, Metals and Composites,” Proc. Symp. on Microwave Effects and Applecations, Kokushikan University, Tokyo, August 2 -3, 2001. Pg 5-9.

774. D. Agrawal, J. Cheng and R. Roy, “Microwave Sintering of Ceramics, Composites and Metal Powders: Recent Developments” Innovative Processing/Synthesis: Ceramics, Glasses, Composites IV, Am. Ceramic Soc. Publ., 273 - 284 (2000).

773. R. Roy, D. Agrawal, J. Cheng, and S. Gedevanishvili, “Unexpected sintering of powdered metals parts in microwaves”, Nature, 399, 664 (June 17, 1999)

772. S. Gedevanishvili, D. Agrawal, and R. Roy, “Microwave combustion synthesis and sintering of intermetallics and alloys,” J. Mat. Sci. Lett, 18, 665-668 (1999).

771. R. Roy, D. Agrawal, J. Cheng, and S. Gedevanishvili, “Full sintering of powder-metal bodies in a microwave field,” Nature, 399, 668 (1999).

770. B. Vaidhyanathan, D.K. Agrawal, T.R. Shrout, and R. Roy, "Microwave synthesis and sintering of Pb(Zr,Ti)O3,” Proc. of 34th Annual IMPI Conf in Washington DC July 1999.

769. R.M. Anklekar, K. Bauer, D. K. Agrawal and R. Roy, “Improved mechanical properties and microstructural development of microwave sintered copper and nickel steel PM parts,” Powder Metallurgy, March 2005, vol. 48, no. 1, pp. 39-46.

768. E. Breval, J. Cheng, D. Agrawal, P. Gigl, M. Dennis, R. Roy and A.J. Papworth, “Comparison between Microwave and Conventional Sintering of WC/Co Composites” Mats. Sci Engin. A 391 285-295 (2005).

767. D. Agrawal, J. Cheng, Y. Fang, and R. Roy, "Microwave Processing of Ceramics, Composites and Metallic Materials," Eds. David E. Clark, Diane C. Folz, Carlos E. Folgar, Morsi M. Mahmoud, Am. Cer. Soc. Publ., pp. 205-228 (2005).

766. R. Roy, W. A. Tiller, I. Bell, M.R. Hoover, “The Structure of Liquid Water; Novel Insights from Materials Research; Potential Relevance to Homeopathy,” Mat. Res. Innov. 9:4 , 577-608, December (2005)

765. A. Badzian, R. Roy, T. Badzian, W. Drawl, P. Mistry, M.C. Turchan, K. Cherian, "Decrystallization of diamond by Nd:YAG and excimer lasers and subsequent lattice relaxation," Diamonds and Related Materials 14: 1562-1570 (2005)

764. J. Cheng, R. Roy and D. Agrawal, “Radically different effects on materials by separated microwave electric and magnetic fields,” Mat. Res. Innov., 5, 170-177 (2002).

763. R. Roy, Y. Fang, J. Cheng and D. Agrawal, “Decrystallizing solid crystalline titania, without melting, using microwave magnetic fields,” J. Amer. Ceram. Soc. 88[6] 1640-42 (2005)

762. P.D. Ramesh, D. Agrawal, R. Roy, “Magnetic and structural variations between field treated and untreated Ni_xZn_xFe₂O₄ferrites,” J. Mater. Res. (communicated) (2004)

761. L.N. Satapathy, P.D. Ramesh, D. Agrawal, R. Roy, “In-situ synthesis and characterization of SiC-Al₂O₃ composites,” Innovative Processing and Synthesis of Ceramics, Glasses and Composites IX: Proceedings of the 107th Annual Meeting of The American Ceramic Society, Baltimore, Maryland, USA, Ceramics Transactions, Vol. 177 (2005)

760. L.N. Satapathy, P.D. Ramesh, D. Agrawal and R. Roy, “Microwave synthesis of phase-pure, fine silicon carbide powder,” Materials Research Bulletin 40 1871-1882 (2005).

759. L.N. Satapathy, P.D. Ramesh, D.K. Agrawal and R. Roy, "Microwave Synthesis and Sintering Studies on Alumina-Silicon Carbide Composites," Microwave and Radio Frequency Applications, Proceedings of the Fourth World Congress on Microwave and Radio Frequency Applications, Eds. R.L. Schulz and D. C. Folz, The Microwave Working Group, Ltd. Publ. pp184-191 (2004).

758. P.D. Ramesh, R. Roy, A. Badzian, and S. Copley, "Synergistic Effects of Microwave-LASER Hybridization and Its Application to Ceramics Sintering," Microwave and Radio Frequency Applications, Proceedings of the Fourth World Congress on Microwave and Radio Frequency Applications, Eds. R.L. Schulz and D. C. Folz, The Microwave Working Group, Ltd. Publ. pp174-183 (2004).

757. D. Agrawal, J. Cheng, P.D. Ramesh, and R. Roy, “Microwave processing of ceramics and metallic materials,” Current advances in materials and processes, 17, 670-673 (2004)

756. P.D. Ramesh, A. Badzian, R. Roy, and S.M. Copley, “Hybrid laser-microwave sintering of zirconia base ceramics,” Proceedings of 23^rd International Congress on Applications of Lasers and Electro-Optics ICALEO 2004 (in print)

755. D. Agrawal, J. Cheng and R. Roy, “Microwave sintering, brazing and melting of metallic materials,” in Proc. Intl. Symp. On Heating by Electromagnetic Sources, Padua, June 22-25, 2004, Edtrs. S. Lupi and F. Dughiero, SG Editoriali, Padua, Italy. Pg 717 (2004).

754. D. Agrawal, J. Cheng, R. Peelamedu, and R. Roy, “Microwave processing of ceramics, hard metals composites and metallic materials: Latest developments at Penn State,” Materials show 2003 technical volume, pp 177-185, Proc. ASM Intl. Pune, India (2003)

753. R.M. Anklekar, K. Bauer, D.K. Agrawal and R. Roy, “Sintering of Commercial Copper Steel Pinion Gears by Microwave Process,” Proc of 2nd National Powder Metallurgy Con, 15-17 September 1999, Middle East Technical University, Ankara Turkey, Ed. S. Sarita, 287-95 (1999).

752. J. Cheng, Y. Fang, D.K. Agrawal, and R.Roy, “ Preparing of Ultrafine-grained Zirconia Ceramics by Microwave Sintering,” Proc. of 29th Microwave Power Symposium, (Intl. Microwave Power Institute, Manassas, VA), pp218-219 (1994).

751. R. Peelamedu, A. Badzian, R. Roy, and R.P. Martukanitz, “Sintering of Zirconia Nanopowder by Microwave Laser Hybrid Process," J Am Ceram Soc 87(9)1806-1809 (2004)

750. R.D. Pellamedu, R.Roy, L. Hurtt, D. Agrawal, A. Fliflet, D. Lewis, and R. W. Bruce, “Reaction kinetics and decrystallization effects of BaCo₃ + 4 Fe₃O₄ mixture in 83 GHz multimode microwave and 2.45 GHz microwave H-field,” Mater Chem. & Physics 88, 119-129 (2004)

749. R. Roy, D. Agrawal, R. Peelamedu, Y. Fang, J. Cheng, “Wholly unexpected phase changes in useful ceramic materials caused by ½ Gauss magnetic fields at 2.45 GHz,” Proceedings of 9^th International Conference on Microwave and High Frequency Heating, Loughborough University, UK. (Sept 2-5, 2003)

748. R. Roy, R.D. Peelamedu, C.A.Grimes, D.Agrawal, “Major phase transformations and magnetic property changes caused by electromagnetic fields at microwave frequencies,” J. Mater. Res. 17 (12) 3008 (2002)

747. P.D. Ramesh, D. Agrawal, and R. Roy, “Anisothermal reactions in Y₂O₃and Fe₃O₄ system,” J. Mater. Res. 16(10) 2770-2772 (2001)

746. R. Roy, "International citation analysis of materials research institutions," Current Science 86(1) 9-10 (2004)

745. A. Badzian, R. Roy, T. Badzian, W. Drawl, P. Mistry, M.C. Turchan and K. Cherian, “Decrystallization of diamond by Nd:YAG and excimer lasers and subsequent lattice relaxation,” Diamond and Related Materials 14: 1562-1570 (2004)

744. M. Sorescu, L. Diamandescu, R. Peelamedu, R. Roy, and P. Yadoji, “Structural and magnetic properties of NiZn ferrites prepared by microwave sintering,” J Mag and Mag Mat 279 195-201 (2004)

743. R.D.Peelamedu, R.Roy, D.Agrawal and W.B.Drawl, “Decrystallization and Structural modifications in a highly doped silicon treated in a 2.45 GHz microwave E-field,” J. Mater.Res. 19 (6) 1599-1602 (2004)

742. D.K. Agrawal, Y. Fang, D.M. Roy, and R. Roy, “Fabrication of Hydroxyapatite Ceramics by Microwave Processing,” Mat. Res. Soc. Symp. Vol. 269: Microwave Processing of Materials III, Eds. R.L. Beatty, W.H. Sutton and M.F. Iskander, pp. 231-236, MRS publ. Pittsburgh (1992).

741. R.Peelamedu, C.Grimes, D.Agrawal, R.Roy and P. Yadoji, “Ultralow dielectric constant Nickel Zinc ferrites using microwave sintering,” J. Mater. Res. 18(10) 2292-2295 (2003)

740. P. Yadoji, R.D. Peelamedu, D. Agrawal and R.Roy, “Lower dielectric NiZn ferrites obtained by systematic use of microwave sintering,” Ceram. Trans. V 154 101-112 (2003)

739. Rustum Roy, et al. “Diamond Coatings Deposited on WC-Co Substrate by Multiple Laser,” United States Patent Number 6,370,165 (April 9, 2002)

738. Rustum Roy, et al. “Microwave Processing in Pure H Fields and Pure E Fields,” United States Patent Number 6,365,885 (April 2, 2002)

737. Rustum Roy, Russell Messier, Hardial S. Dewan, Andrzej Badzian, Palaniappan Ravindranathan, “Method for synthesizing solids such as diamond and products produced thereby,” United States Patent Number 6,342,195 B1 (January 29, 2002)

736. A.R. Badzian, R. Roy, T. Badzian, W.R. Drawl, P. Mistry, M.C. Turchan, "Application of electron field emission from diamond grown by a multiple pulsed laser process," United States Patent Number 6,200,183 (March 13, 2001)

735. Purushotham Yadoji, Ramesh Peelamedu, Dinesh Agrawal, Rustum Roy, “Microwave sintering of Ni-Zn ferrites: Comparison with conventional sintering,” Mat Sci Eng B98: 269-278 (2003)

734. Rustum Roy “Virtual Science,” Materials Today (April 2003)

733. Shalva Gedevanishvili, Dinesh K. Agrawal, Rustum Roy, Balasubramaniam Vaidhyanathan “Microwave Processing using highly microwave absording powdered material layers,” US Patent #6,512,216 (Jan. 28, 2003)

732. Mary R. Fleming, Kelli Hoover, John J. Janowiak, Yi Fang, Xin Wang, Wenmin Liu, Yuejin Wang, Xiaoxi Hang, Dinesh Agrawal, Victor C. Mastro, David R. Lance, Jaffrey E. Shield, Rustum Roy “Microwave irradiation of wood packing material to destroy the Asian longhored beetle,” Forest Products Journal 53[1]: 46-52 (2002)

731. Jiping Cheng, Dinesh Agrawal, Yunjin Zhang, Rustum Roy, “Development of Translucent Aluminum Nitride (AIN) Using Microwave Sintering Process,” Journal of Electroceramics 9:67-71 (2002)

730. Dinesh Agrawal, Jiping Cheng, Rustum Roy, "Microwave reactive sintering to fully transparent aluminum oxynitride (alon) ceramics," Ceramic Armor Materials by Design 134: 587-593 (2002)

729. R. Roy, D. Agrawal, J.P. Cheng, M. Mathis, “Microwave Processing: Triumph of Applications-Driven Science in WC-Composites and Ferroic Titanates,” American Ceramic Society 80: 3-26 (1997)

728. Jiping Cheng, Dinesh Agrawal, Yunjin Zhang, Rustum Roy, “Microwave sintering of transparent alumina,” Mater Lett 56: 587-592 (October 2002)

727. Ramesh D. Peelamedu, Rustum Roy, Dinesh K. Agrawal, “Microwave-induced reaction sintering of NiAl₂O₄,” Mater Lett 55: 234-240 (2002)

726. Rustum Roy, Ramesh Peelamedu, Larry Hurtt, Jiping Cheng, Dinesh Agrawal, “Definitive experimental evidence for Microwave Effects: radically new effects of separated E and H fields, such as decrystalization of oxides in seconds,” Jour of Mater Res Innov, 6: 128-140 (2002)

725. Ramesh D. Peelamedu, Rustum Roy, Dinesh Agrawal and Larry Hurtt, “TiN from TiO2 via Cycling Microwave,” Amer Cer Soc Bull, 81[8]: 57-60 (August 2002)

724. Rustum Roy, Dinesh K. Agrawal, Jiping Cheng “Process for sintering powder metal components,” United States Patent Number 6,183,689 B1 (February 6, 2001)

723. Ramesh D. Peelamedu, Rustum Roy, Dinesh K. Agrawal “Reaction kinetics and anisothermal effects in microwave fields: System Y₂O₃—Fe₃O₄,” Jour of Mater Res, 16: 10 (October 2001)

722. A. Badzian, R. Roy, P. Mistry, M.C. Turchan “Laser approaches for diamond synthesis: The QQC process,” Proceedings of the International School of Physics ‘Enrico Fermi’ Course CXXXV, A. Paoletti and A. Tucciarone eds., IOS Press, Amsterdam (1997)

721. Rustum Roy "Diamond Coatings Deposited on WC-CO Substrate by Multiple Laser," United States Patent Number 6,370,165 (April 9, 2002)

720. R. Roy, J. Cheng, D. Agrawal, "Microwave Processing in Pure H Fields and Pure E Fields," United States Patent Number 6,365,885 (April 2, 2002)

719. R.M. Anklekar, D.K. Agrawal, R. Roy, "Microwave sintering and mechanical properties of PM copper steel," Powder Metallurgy, 44: 4 (2001)

718. Rustum Roy, Russell Messier, Hardial S. Dewan, Andrzej Badzian, Palaniappan Ravindranathan, "Method for synthesizing solids such as diamond and products produced thereby," United States Patent Number 6,342,195 B1 (January 29, 2002)

717. Dinesh Agrawal, Rustum Roy "Producing Advanced Drill Bit Cutters Using Microwave Technology," GasTIPS, Winter (2002)

716. Ramesh D. Peelamedu, Mary Fleming, Dinesh K. Agrawal, and Rustum Roy, "Preparation of Titanium Nitride: Microwave-Induced Carbothermal Reaction of Titanium Dioxide," Jour of Amer Cer Soc, 85[1]: 117-22 (2002)

715. Jiping Cheng, Rustum Roy, Dinesh Agrawal, "Experimental proof of major role of magnetic field losses in microwave heating of metal and metallic composites," Journal of Materials Science Letters, 20: 1561-1563 (2001)

714. Ramesh D. Peelamedu, Rustum Roy, Dinesh Agrawal, "Anisothermal reaction synthesis of garnets, ferrites, and spinels in microwave field," Mat Res Bulletin, 36: 2723-2739 (2001)

713. A.S. Bhalla, Ruyan Guo, Rustum Roy, "The perovskite structure—a review of its role in ceramic science and technology," Mat Res Innovat, 4:3-26 (2000)

712. V.A. Sadykov et al, R. Roy and D. Agrawal, "The Microstructure and Properties of Framework Zirconium Phosphates based Nanocomposites-Catalysts of Alkane Isomerization," Mat Res Inno, 3, 276-285 (2000)

711. V.A. Sadykov, S. N. Pavlova, G.V. Zabolotnaya, D.I. Kochubei, R.I. Maximovskaya, V.I. Zaikovskii, V.V. Kriventsov, S.V. Tsybulya, E.B. Burgina, E.A. Paukshtis, A.M. Volodin, V.B. Fenelonov, N.N. Kuznetsova, V.V. Lunin, M.V. Chaikina, D. Agrawal, R. Roy, "High-surface area framework zirconium phosphates as catalysts of hexane isomerization and dehydroaromatization: synthesis and properties," Mat Res Soc Symp Proc, 459: 255-260 (1999)

710. S.N. Pavlova, V.A. Sadykov, G.V. Zabolotnaya, D.I. Kochubei, R.I. Maximovskaya, V.I. Zaikovskii, V.V. Kriventsov, E.B. Burgina, S.V. Tsybulya, A.M. Volodin, E.A. Paukshtis, V.N. Kolomiichuk, M.V. Chaikina, N.N. Kuznetsova, V.V. Lunin, D. Agrawal, R. Roy, "Genesis and Properties of Highly Dispersed Framework Zirconium Phosphates – Acid Catalysts of Hexane Isomerization," Phosphorous Research Bulletin, 10: 400-405 (1999)

709. V.A. Sadykov, D.I. Kochubei, S.P. Degtyarev, E.A. Paukshtis, E.B. Burgina, et al, D. Agrawal and R. Roy, "Dispersed Complex Phosphates as Tailored Acid Catalysis: Synthesis and Properties," in Recent Advances in Catalytic Materials Eds. N.M. Rodreguez, S.L. Saled and Jan Hrbek, Mat Res Soc Proc, 497: 166-169 (1998)

708. "Sintering of Pulycrystalline Alumina to Translucency using Microwave Sintering for Lighting Application and Gems," PSU Inv. Discl #2000-2328 (US Provisional Patent filed)

707. Shigeyuki Somiya and Rustum Roy, “Hydrothermal synthesis of fine oxide powders,” Bull Mater Sci, 23[6]: 453-60 (December 2000)

706. M. Dennis, R. Roy, D. Agrawal, and P. Gigl, "Method for Fabrication and Sintering Composite Inserts," U.S. Patent #5,848,348 (Dec. 8, 1998)

705. A.R. Badzian, R. Roy, T. Badzian, W.R. Drawl, P. Mistry, M.C. Turchan, "Application of electron field emission from diamond grown by a multiple pulsed laser process," United States Patent Number 6,200,183 (March 13, 2001)

704. R. Roy, D.K. Agrawal, J. Cheng, "Process for Sintering Powder Metal Components," United States Patent Number 6,183,689 (Feb. 6, 2001)

703. J. Cheng, D. Agrawal, Y. Zhang, R. Roy, "Microwave reactive sintering to fully transparent aluminum oxynitride (ALON) ceramics, Journal of Materials Science Letters 20: 77-79 (2001)

702. S. Somiya, R. Roy, "Hydrothermal synthesis of fine oxide powders," Bull. Mater. Sci., 23[6]: 453-60 (2000)

701. J. Cheng, D. Agrawal, R. Roy, P.S. Jayan, "Continuous microwave sintering of alumina abrasive grits," J. of Materials Processing Technology 108: 26-29 (2000)

700. R.Roy, R. Guo, A.S. Bhalla, "Perovskite: lessons from its history and its crystal chemistry," from Perovskite Oxides for Electronic, Energy Conversion, and Energy Efficiency Applications in Ceramic Transactions, 104: 3-40

699. M. Dennis, D. Agrawal, R. Roy, J. Cheng, P. Gigl, "Process and apparatus for the preparation of particulate or solid parts," United States Patent Number 6,126,895 (Oct. 3, 2000)

698. M. Dennis, R. Roy, D. Agrawal, P. Gigl, "Method and apparatus for transporting green work pieces through a microwave sintering system," United States Patent Number 6,066,290 (May 23, 2000)

697. R. Roy, A. Badzian, E. Breval, T. Badzian, P. Mistry, M. Turchan, "Simultaneous multiple pulsed laser (SMPL) induced transformations in ZrO₂ ceramics," J. Mater. Chem., 10: 2236-7 (2000)

696. R. Roy, D. Agrawal, M. Dennis et al. "Process and apparatus for the preparation of particulate or solid parts," United States Patent Number 6,126,895 (Oct. 3, 2000)

695. Jiping Cheng, Dinesh Agrawal, Yunjin Zhang, Bill Drawl and Rustum Roy, "Fabricating transparent ceramics by microwave sintering," American Ceramic Society Bulletin, 79[9]: 71-74 (2000).

694. B. Vaidhyanathan, D.K. Agrawal, R. Roy, "Novel synthesis of nitride powders by microwave-assisted combustion," J Mater Res, 15(4): 974-81 (April, 2000)

693. Peelamedu D. Ramesh, Mary Fleming, Dinesh K. Agrawal and Rustum Roy, “Preparation of Titanium Nitride: Microwave-induced carbothermal reaction of TiO₂,” Jour of the Amer Cer Soc, 85[1]: 117-122.

692. Man Park, Sridhar Komarneni, Rustum Roy, "Microwave-hydrothermal decomposition of chlorinated organic compounds," Materials Letters, 43:259-263 (2000).

691. Mahlon Denton Dennis, R. Roy, J.P. Cheng, D. Agrawal, "Method and Apparatus for Fabrication of Cobalt Alloy Composite Inserts," United States Patent, 6,063,333 (5/16/2000)

690. N. Pavlova, V. A. Sadykov, G. V. Zabolotnaya, D. I. Kochubei, R. I. Maximovskaya, V. I. Zaikovskii, V. V. Kriventsob/v, S. V. Tsybulya, E. B. Burgina, A. M. Volodin, N. M. Ostrovskii, A. V. Simakov, T. A. Nikoro, V. B. Fenelonov, M. V. Chaikina, N. N. Kuznetsova, V. V. Lunin, D. Agrawal, and R. Roy, "Highly Dispersed Framework Zirconium Phosphates – Catalysis for Pentane and Hexane Isomerization," in Studies in Surface Science and Catalysis, Vol. 130, p. 2399-2404. (12^th Intl. Congr. Catal., A. Corma, F. V. Melo, S. Mendioroz and J. L. G. Fierro, eds.), Elsevier Science B.V.

689. Gedevanishvili, K. Cherian, D. Agrawal, and R. Roy, "Synthesis of Silicon Nitride Whiskers by Microwave Heating," Mat. Res. Soc. Symp. Proc., MRS, 547:413-417 (1999)

688. R. Roy, S. Gedevanishvili, E. Breval, Pravin Mistry, M. Turchan, "Crystallinity Destruction in Metals by Multiple Pulsed Lasers of Different Frequency," Materials Letters, 46: 30-34(2000).

687. J. Cheng, D. Agrawal, Y. Zhang, B. Drawl, R. Roy, "Fabrication of Transparent Ceramics by Microwave Sintering," American Ceramic Society Bulletin 79[9]: 71-74 (September 2000)

686. J. Cheng, D. Agrawal, R. Roy, "Continuous Microwave Sintering of Alumina Abrasive Grits," Journal of Materials Processing Technology 108[1]: 26-29 (December 2000)

685. R. Roy, D. Agrawal, and J. Cheng, "Process and Apparatus for the Preparation of Particulate or Solid Parts" United States Patent, 6,004,505 (2000)

684. R.Roy, D. Agrawal, P.Gigl and J.Cheng"Method and Apparatus for Fabrication and Sintering Composite Inserts," United States Patent, 6,011,248 (Jan. 4, 2000)

683. Jiping Cheng, D. Agrawal, R. Roy, "Microwave synthesis of aluminum oxynitride (ALON)," Journal of Materials Science Letters 18:1989-1990 (1999).

682. D. Ravichandran*, Shikik T. Johnson, S. Erdei, Rustum Roy, William B. White, "Crystal Chemstry and luminescence of the Eu²⁺-activated alkaline earth aluminate phosphors," Displays 19:197-203 (1999).

681. "One Step Microwave Firing of Ce_1-xTb_xMgA1₁₁O₁₉ Green Phosphors", D. Ravichandran, Rustum Roy, and William B. White*

680. "Proceedings of the Third International Symposium on Inorganic Phosphate Materials" Phosphorus Research Bulleting, 10:400-405 (1999).

679. Roy, Rustum, "The Somiya Festschrift," Materials Chemistry and Physics 61:ix (1999)

678. Somiya, Shigeyuki and Rustum Roy, "Hydrothermal synthesis of fine oxide powders," IUMRS 1999, Beijing, China

677. Pavlova, S.N., V.A. Sadykov, E.A. Paukshtis, E.B. Burgina, S.P. Degtyarev, D.I. Kochubei, A.V. Kalinkin, N.F. Saputina, R.I. Maximovskaya, V.I. Zaikovskii, R. Roy, D. Agrawal, "Catalysts based on zirconium phosphates for selective methane oxidation to synthesis gas,";pp. 759-764 in Natural Gas Conversion V: Studies in Surface Science and Catalysts, Vol. 119. A. Parmaliana et al. (Eds.) Elsevier Science B.V., 1998.

676. Mistry, P., MC Turchan, S Liu, GO Granse, T. Baurmann, MG Shara (communicated by R. Roy), "A Revolutionary Diamond Synthesis Technique: The QQC Materials Deposition Process," Innovations in Materials Research 1(2): 193-207 (1996).

675. Roy, R, "New Processes as Drivers for Revolutions in Materials Research: Microwave Sintering and Multiple Pulsed Laser Forming"; pp. 12-22 in Materials Science and Engineering Serving Society S. Somiya, R.P.H. Chang, M. Doyama, R. Roy, Eds., Elsevier Science B.V., Amsterdam, 1998.

674. Roy, R. "Four revolutions in diamond synthesis: the vindication of edisonian chemistry," Mat. Res. Soc. Symp. Vol 495, PM Kumta, AF Hepp, DB Beach, B Arkles, JJ Sullivan, Eds. Materials Research Society, Warrendale, Pennsylvania (1998) pp. 373-381.

673. Roy, R. "The Sol-Gel Process in Ceramic Science: Early history of discovery and subsequent development," Sol-Gel Synthesis and Processing The American Ceramic Society (1999) pp. 3-36.

672. Roy, R, "Keys to Successful Materials Synthesis: Goldschmidt Crystallochemical Theory and Edisonian Experimentation. No Cray Needed." Materials Science and Engineering Serving Society S. Somiya, R.P.H. Chang, M. Doyama, R. Roy, Eds., Elsevier Science B.V., Amsterdam (1998) pp 2-11.

671. Bhalla, A.S., P. Ravindranathan, R. Roy, U. Selvaraj, "Solution sol-gel processing of Ba(Mg1/3Ta2/3)1-xSnxO3 {x=0.0, 0.2} as substrates for high Tc superconductors," Materials Letters 34: 430-433 (1998).

670. Bhalla, A.S., L.E. Cross, P. Ravindranathan, R. Roy, "Synthesis of La (Mg2/3Ta1/3)O3 (LMT) by solution sol-gel method," Materials Letters 35: 251-254 (1998).

669. Komarneni, S., N. Kozai, R. Roy, "Novel Function for Anionic Clays: Selective Transition Metal Cation Uptake by Diadochy," J. Mater. Chem. 8(6): 1329-1331 (1998).

668. Badzian, A., T. Badzian, W. Drawl, R.Roy, L. Weiss, P. Mistry, M.C. Turchan, "Electron field emission from diamond grown by a mutiple pulsed laser process," J. Vac. Sci. Technol. B 16(3): 1184-1187 (May/June 1998).

667. Badzian, A., H. Dewan, R. Messier, P. Ravindranathan, R. Roy, "Method for Synthesizing Diamond and Products Produced Thereby," European Patent Specification Bulletin 1998/17,
EP 0 662 868 B1 (April 22, 1998).

666. Ravichandran, D., S.T. Johnson, R. Roy, W.B. White, “Crystal Chemistry and Luminescence of the Eu²⁺ -Activated Alkaline Earth Aluminate Phosphors,” Displays 19: 197-203 (1999).

665. Xing-Zhong, Z., Cherian, K., R. Roy, White, W., "Downshift of Raman Peak of Diamond Powders," Journal of Material Research

664. Badzian, A., B.L. Weiss, R. Roy, T. Badzian, W. Drawl, P. Mistry, M.C. Turchan, "Characterization and Electron Field Emission From Diamond Coatings Deposited by Multiply Laser Process," Diamond and Related Materials 7[1]:64-69 (1998).

663. Ravindranathan, P., R. Roy, and W. Drawl, "Fibrous Diamond and Diamond Coated Graphite Fibers Via the Low Pressure Solid State Source," Diamond and Related Materials, 7: 1025-1028 (1997).

662. Ravichandran, D. J.P. Cheng. R. Roy and W.B. White, "One Step Microwave Firing of Ce1-xTbxMgAl11O19 Green Phosphors," J. Soc. Information Dislays Suppl. 1: 7-9 (2000).

661. Ravichandran, D., P. Ravindranathan, R. Roy and W.B. White, "Combustion Synthesis of Bright Green Phosphors for Plasma Display Applications," Proc. SID (in press, Nov. 1997).

660. Roy, R. and D. Agrawal, "Thermal-Expansion Materials Not So New," Nature 388:433 (July 31, 1997).

659. Badzian, A., R. Roy, P. Mistry and M.C. Turchan, " Laser Approaches for Diamond Synthesis: The QQC Process," Proceedings of the International School of Physics ‘Enrico Fermi’ Course CXXV, pp. 195-208, A. Paoletti and A. Tucciarone (eds.) IOS Press, Amsterdam 1997.

658. Ravichandran, D., R. Roy, P. Ravindranathan, and W.B. White, "Combustion Synthesis of Hexa-Aluminate Phosphors,"J. Am. Ceram. Soc. 82(4): 1082-84 (1999).

657. Varanasi Srikanth, Rustum Roy, Earl K Graham, Danald E Voigt, “B_xO: Phases Present at High Pressure and Temperature,” Journal of American Ceramic Society, 74[12]: 3145-7 (1991)

656. Roy, R., J.P. Cheng, P. Ravindranathan, J. Cooper, A. Badzian, W.R. Drawl, "Single Crystal Homoepitaxial Growth of diamond Film by Low Pressure Solid State Source Process (LPSSS)," (Submitted to Symporium W, MRS 1997 Fall Meeting).

655. Cherian, K.A., R. Roy, J. Cheng, S. Gedevanishvili, W.R.Drawl, S.D. Rigby, J.A. Cooper, Jr., "Diamond Formation From 3d-Transition Metal/Metal Alloy-Carbon-Hydrogen Systems at Low Pressures," (Submittted to J. Mat. Sci. Lett. 1997).

654. Ravichandran, D., R. Roy, A.G. Chakhovskoi, C.E. Hunt, W.B. White, S. Erdei, "Fabrication of Y3Al5O12: Eu Thin Films and Powders for Field Emission Display Application," J. of Luminescence 71:291-297 (1997).

653. Roy, R., "Science Underlying Radioactive Waste Management: Status and Needs--Twenty Years Later," Scientific Basis for Nuclear Waste Management XX , Mat. Res. Soc. Symp. Proc. 465:3-14 (December 2-6, 1996). (see also #336)

652. Ravichandran, D., R. Roy, W.B. White, "Hydrothermal Synthesis of Rar-Earth Magnetoplumbite Phosphors for Plasma Display Applications*," Proceedings from the First International Conference on the Science and Tech of Display Phosphors, San Diego Meeting (November 1995).

651. Ravichandran, D., R. Roy, W. B. White, "Low-temperature Synthesis and Particle-Size Control in Yttrium-based Phosphors," J. of SID 5(2):1-4 (1997).

650. Cheng, J. P., D.K. Agrawal, S. Komarneni, M. Mathis, and R. Roy, "Microwave Processing of WC-Co Composities and Ferroic Titanates," Mater. Res. Innov. 1:44-52 (1997).

649. Badzian, A., B. L. Weiss, R. Roy, T. Badzian, W. Drawl, P. Mistry, and M.C. Turchan, "Characterization and Electron Field Emission from Diamond Coatings Deposited by Multiple Laser Process," Diamonds and Related Materials 7: 64-69 (1998).

648. Wolter, S. D., K. A. Cherian, and R. Roy, "Oriented Diamond Growth on Platinum via a Me-C-H Low Pressure Processing Route," Diamond and Related Materials 6:1747-1752 (1997).

647. Wlodarczyk, P., S. Komarneni, R. Roy, and W. B. White, "Enhanced Fluorescence of Coumarin Laser Dye in the Restricted Geometry of a Porous Nanocomposite," J. Mater. Chem. 6(12):1967-1969 (1996).

646. Komarneni, S., W. J. Paulus, and R. Roy, "Novel Swelling Mica: Synthesis Characterization and Cation Exchange," New Developments in Ion Exchange (Proceedings of the International Conf. on Ion Exchange, ICIE ‘91, Tokyo, Japan, October 2-4, 1991).

645. Agrawal, D. K., G. Harshé, E. Breval, and R. Roy, "[NZP], NaZr2P3O12-type Materials for Protection of Carbon-Carbon Composites, J. Mater. Res 11(12):3158-3163 (1996).

644. Majling, J., P. Znáik, A. Palová, S. Svetík, S. Kovalík, D. K. Agrawal, and R. Roy, "Sintering of the Ultrahigh Pressure Densified Hydroxyapatite Monolithic Xerogels, J. Mater. Res 12(1):198-202 (1997).

643. Roy, R., D. Agrawal, J.P. Cheng and M. Mathis, "Microwave Processing: Triumph of Applications Driven Science in WC-Composites and Ferroic Titanates," Ceramic Trans. 80: 3-26 (1997).

642. Zhao,X-Zhong, R. Roy, K. A. Cherian, and A. Badzian, "Hydrothrmal Growth of Diamond in Metal-C-H2O Systems," Nature 385(6): 513-515 (1997).

641. Ravichandran, D., R. Roy, W. D. White, and S. Erdei, "Synthesis and Characterization of Sol-gel Derived Hexa-Aluminate Phosphors," J. Mater. Res., 12(3):819-824 (1997).

640. Roy, R., "2 Revolutions in Diamond Synthesis in 1995," Finer Points 8(2): 16-20 (1996).

639. Roy, R., D. Ravichandran, and W. B. White, "Hydrothermal Hexaaluminate Phosphors," J. of the Soc. for Info. Display 4(3):183-197 (October, 1996).

638. Roy, R., "Science and Democracy: From the Inside Looking Out," (AAAS Annual Meeting, Seattle, Feb. 18, 1997).

637. Roy, R., "Widespread Occurrence of the Nanocomposite State and Principles for Its Exploitation," Frontier Nanostructured Ceramics (Proceeding of the 6th Tohwa University International Symposium, October 24-27, 1996, Fukuoka, Japan) Tohwa University Press, Fukuoka, Japan, pp. 3-10.

636. Fang, Y., R. Roy, D. K. Agrawal and D. M. Roy, "Transparent Mullite Ceramics from Diphasic Aerogels by Microwave and Conventional Processings," Materials Letters 28:11-15 (1996).

635. Ravichandran D., K. Yamakawa, R. Roy, A.S. Bhalla, S. Trolier-McKinstry, R. Guo and L.E. Cross, "The Effect of Annealing Temperature on the Formation of SrBi2Ta2O9 (SBT) Thin Films," ISAF - ‘96 Proceedings. (August 1996).

634. Kumar, S., P. Ravindranathan, H. S. Dewan and R. Roy, "Survival of Diamond at 2200˚ C in Hydrogen," Diamond and Related Materials 5:1246-1248 (1996).

633. Ravichandran, D. and R. Roy, "Growth of Diamond on Diamond Substrates in Presence of an Alkali and Metal Under Hydrothermal Conditions," Materials Research Bulletin 31(9):1075-1082 (1996).

632. Ravichandran, D., R. Roy and W. B. White, "Low Temperature Synthesis and Particle Size Control in Yttrium Based Phosphors," Proceedings from the First International Conference on the Science and Tech of Display Phosphors, San Diego Meeting (November 1995) pp. 201-204.

631. Roy, R., D. Ravichandran, and W. B. White, "Hexaaluminate Plasma Display Phosphors," Proceedings from the First International Conference on the Science and Tech of Display Phosphors, San Diego Meeting (November 1995) pp. 197-200.

630. Ravichandran, D., K. Yamakawa, A. S. Bhalla and R. Roy, "Alkoxide Derived SrBi2Ta2O9 Phase Pure Powder and Thin Films,"J. of Sol-gel Science and Technology 9:95-101 (1997)

629. Ravichandran, D., R. Meyer Jr., R. Roy, R. Guo, A. S. Bhalla and L. E. Cross, " Sol-gel Synthesis of BA (Mg1/3Ta2/3)O3: Phase Pure Powder and Thin Films," Materials Research Bulletin, 31(7):817-825 (1996).

628. Yamakawa, K., D. Ravichandran, S. Trolier-McKinstry, J. P. Dougherty, R. Roy and A. S. Bhalla, "Sol-gel Derived SrBi2Ta2O9 Thin Films and Electrical Properties," Ferroelectrics (1997).

627. Roy, R. and K. Cherian, "A New Process for Diamond Synthesis at Low Pressures is a Potential Route to the Growth of Large Single Crystal," Mat. Tech. 11:1-15 (1996).

626. Ravichandran, D., R. Roy, B. Jin, and A.S. Bhalla, "A Study of Sol-gel Derived Sr2(AlTa)O6 by Raman Spectroscopy," J. of Mat. Sci. Lett. 15:805-806 (1996).

625. Roy, R., "Refractories: The Big Picture and New Horizons," Opening plenary speaker at International Refractories Conference, New Delhi, India, Jan. 8, 1996.

624. Roy, R., "The Sol-Gel Process: Fundamentals of Discovery and Development,"Opening plenary speaker at International Sol-Gel Conference, Madras, India, December 14, 1995.

623. Roy, R., "The Context in Revolution," Ceramics and Society (R. J. Brook, Editor, 33-34, 153-156 (1995).

622. Roy, R., "Low Temperature Materials Synthesis," Boldyrev: Reactivity of Solids: Past, Present and Future 1e, Ed. V.V. Boldyrev, Blackwell Science Ltd., pp. 253-266 (March 1996).

621. Roy, R., "Diamond Synthesis Beyond HPHT and CVD," Gorham Conference Proceeding, (Atlanta, GA, 1996).

620. Roy, R., "Citing Scientific Literature," C&E News p.5, 66 (April 8, 1996). (see also STS Bib.)

619. Fang, Yi, D. M. Roy, and R. Roy, "Microwave Clinkering of Ordinary and Colored Portland Cements," Cement and Concrete Research 26(1):41-47 (1996).

618. Roy, R., "Fifty-Year Perspective on Hydrothermal Research," Proceedings 1st Intnl. Workshop on Solvothermal and Hydrothermal Reactions, Takamatsu, Japan, Jan.1996, 1-20.

617. Ravichandran, D., B. Jin, R. Roy and A.S. Bhalla, "Raman Spectroscopy of Sol-Gel Derived BaMg1/3Ta2/3 Perovskites," Materials Letters 25:257-259 (1995).

616. DeVries, R.C., A. Badzian and R. Roy, "Diamond Synthesis: The Russian Connection," MRS Bulletin 65-75(February 1996).

615. Roy, R. and D. Ravichandran, "Epitaxial Growth of Diamond in Presence of an Alkali and Metal Under Hydrothermal Conditions," (submitted J. of Mater. Chem.).

614. Jiping Cheng, Y. Fang, D. K. Agrawal and R. Roy, "Densification of Large Size Alumina Objects by Continuous Microwave Sintering," Microwaves: Theory and Application in Materials Processing III 59:457-463 (1995).

613. Nair, N., A. Bhalla and R. Roy, "Inorganic Lead Compounds in Electroceramics and Glasses," Am. Ceramic Soc. Bull. 75(1):77-82 (1996).

612. Roy R., Ravichandran D., Badzian A. and Breval E., "Attempted Hydrothermal Synthesis of Diamond by Hydrolysis of ß-SiC Powder," Diamond and Related Materials 5:973-976 (1996).

611. Cherian, K. A., S. Kumar and R. Roy, "Effects of Some Physical Parameters on Diamond Crystallization in the NaOH+Ni+C System at 1 ATM," Appl. of Dia. Films and Rel. Mat.: Proc. of 3rd Int. Conf. NIST Special Publication 885:351-354 (1995).

610. Roy, R., J. Cheng, W. R. Drawl and K. A Cherian, "Diamond Precipitation and Single Crystal Homoepitaxial Growth in the System Ag-C-H," Appl. of Dia. Films and Rel. Mat.: Proc. of 3rd Int. Conf. NIST Special Publication 885:391-394 (1995).

609. Ravichandran, D., A. S. Bhalla, R. Roy, "Sol-gel Derived Pb(Sc0.5Ta0.5)O3 Powder," Materials Letters 25(5,6):161-163 (1995).

608. Roy, R., "Applied Science and Engineering in Citizen Education: A Central Role for Materials Professionals," Advanced Materials and Processes 148(4):82-85 (1995).

607. Roy, R., K. A. Cherian, J. P. Cheng, A. Badzian, "New Process for 1 ATM Diamond Synthesis: From Metallic Solutions," Innovations in Materials Research 1(1):65-87 (1996).

606. Agrawal, D., J. Cheng and R. Roy, "Conventional and Microwave Sintering of Condensed Silica Fume," J. Mat. Res. 10(10): 2411-2414 (1995).

605. Roy, R., P. Ravindranathan, D. Ravichandran, and A. Badzian, "Evidence for Hydrothermal Growth of Diamond in the C-H-O and C-H-O-Halogen System,"J. Mat. Res.. 11(5):1164-1168 (1996).

604. Dewan, H. S., D. Ravinchandran, J. P. Cheng, W. R. Drawl, K. A. Cherian and R. Roy, "The Range of Metals that Work in the LPSSS Process of Diamond Synthesis," Appl. of Dia. Films and Rel. Mat.: Proc. of 3rd Int. Conf. NIST Special Publication 885:387-390(1995).

603. Roy, R., H. S. Dewan, J. P. Cheng, K. A. Cherian and W. R. Drawl, "Single Crystal and Polycrystalline Growth of Diamond from Metallic (MexCyHz) Solutions Below 1 ATM," Diamond Materials IV, Proc. of 4th Int. Symp. Diam. Mat., Electrochem. Soc. Proc. 95-4:95-99.

602. Roy, R., "Glassy Carbon, Not Diamond-Like Carbon or Diamonds Formed From Poly (Phenycarbynes)," (accepted, J. Materials Chemistry)

601. Roy, R., "Biomimetic Ceramics: Baroque Science, Bad Policy,"Trends in Polymer Science 3(11):350-352 (November 1995).

600. Selvaraj, U., A. V. Prasadarao, S. Komarneni and R. Roy, "Sol-gel Processing of Oriented SrTiO3 Thin Films," Materials Letters 23:123-127 (1995).

599. Li, Q. S., S. Komarneni and R. Roy, "Control of Morphology of Zn2SiO4 by Hydrothermal Preparation," J. Mat. Sci. 30:2358-2363 (1995).

598. Roy, R., "The New Materials/Market Development Cycle: A Perspective on the Historical Changes," Proceedings of the Professor Anthony Kelly Symposium, University of Surrey, Surrey, England, Pp. 1-29 (September 22, 1994).

597. Fang, Y., D. K. Agrawal, D. M. Roy and R. Roy, "Fabrication of Transparent Hydroxyapatite Ceramics by Ambient-Pressure Sintering," Materials Letters 23:147-151 (1995).

596. Komarneni, S., R. Roy and Q.H. Li, "Microwave-Hydrothermal Synthesis of Ceramic Powders," Mat. Res. Bull. 27:1393-1405 (1992).

595. Komarneni, S., R. Pidugu, Q. H. Li and R. Roy, "Microwave-hydrothermal Processing of Metal Powders,"J. Mat. Res 10(7): 1687-1692 (July 1995).

594. Roy, R., "Low Thermal Expansion Ceramics: A Retrospective" The American Ceramic Society (submitted) in ‘Low-Expansion Materials’ Eds.: D.P. Stinlor and S. Limaye Ceramic Transactions 52:1-4 (1995).

593. Mathis, M. D., D. K. Agrawal, R. Roy and R. H. Plovnick, "Microwave Synthesis of Sialons," (Presented at The American Ceramic Society Meeting 1995), Ceramic Transactions 59:533-540(1995).

592. Roy, R., H.S. Dewan, K.A. Cherian, J. P. Cheng, A. Badzian, W. Drawl and C. Langlade, "Precipitation of Diamond From Metallic Liquids Below 1ATM," Materials Letters 25(5,6):191-193 (1995).

591. Roy, R., D. Ravichandran and P. Ravindranathan, "Diamond Synthesis Via Hydrothermal Pyrolysis of Hydrocarbons and Halogenated Hydrocarbons on Diamond Seeds," Appl. of Dia. Films and Related Mat.: Proc. of 3rd Int. Conf. NIST Special Publication 885:355-359 (1995).

590. Erdei, S., R. Roy, G. Harshe, H. Juwhari, D. Agrawal, F.W. Ainger and W. B. White, "The Effect of Powder Preparation Processes on the Luminescent Properties of Yttrium Oxide Based Phosphor Materials," Mat. Res. Bull. 30 (6):745-753 (1995).

589. Fang, Yi, D. Agrawal, D. Roy and R. Roy, "Ultrasonic Sieving of Fine, Dry Powders," Am. Ceram. Soc. Bulletin74(2):70-74 (February, 1995).

588. Pach, L., S. Duncan, R. Roy, and S. Komarneni, "Effects of a Magnetic Field on the Precipitation of Calcium Carbonate," J. Materials Science Letters 15:613-615 (1996).

587. Roy, R., "Innovative Approaches to Diamond Synthesis," Advances in New Diamond Science and Technology (Proc. from Fourth International Conference on New Diamond Science and Technology, Kobe, JAPAN) 17-22 (July 1994).

586. Komarneni, S., Q. Hua Li and R. Roy, "Microwave-Hydrothermal Processing for Synthesis of Layered and Network Phosphates," J. Mat. Chem. 4(12):1903-1906 (1994).

585. Ravindranathan, P., D. K. Agrawal and R. Roy, "Synthesis and Sintering of Amorphous Cordierite Powders by Combustion Method," J. Mat. Sci. Lett. 13:1361-1363(1994).

584. Ravindranathan, P., D. K. Agrawal and R. Roy, "Synthesis of NaZr2P3O12 Powders by Evaporative Decomposition of Solutions," J. Mat. Sci. Lett. 13: 1015-16 (1994).

583. Ravindranathan, P., D. K. Agrawal and R. Roy, "Synthesis and Sintering of Mullite Powders by the Decomposition/Combustion of Aluminium Nitrate—Amorphous Fumed Silica—Urea Mixtures," J. Mat. Sci. Lett. 13:1072-1075 (1994).

582. Ravindranathan, P., D. K. Agrawal and R. Roy, Synthesis and Sintering of Ca0.5Sr0.5Zr4P6O24 Powders by the Decomposition/Combustion of Ca-, Sr-, Nitrate-Ammonium Dihydrogen Phosphate-Urea Mixtures, J. Mater. Res, 9(9): 2398-2403 (Sept. 1994).

581. Agrawal, D., G. Harshé, E. Breval and R. Roy, "NZP Coatings for Oxidation Protection of C-C Composites," (submitted for Carbon Research Center Symposium, Air Force Polymer Science Symposium on Fibers and Composites Conference, Sep. 14, 1994).

580. Roy, R., "Materials Education for and by Chemists," Materials Chemistry: An Emerging Discipline, Advances in Chemistry Series 245:44-54 (1995).

579. Roy, R., "Corporate and National Strategies for Diamond R & D," Advances in New Diamond Science and Technology (Proc. from Fourth International Conference on New Diamond Science & Technology, Kobe, JAPAN) 11-14 (July 1994).

578. Cheng, J., Yi Fang, D. K. Agrawal and R. Roy, "Microwave Synthesis of Lead-Barium Titanate," Mat Res. Soc. Symp. Proc. 347:513-518 (1994).

577. Scheetz, B.E., D. K. Agrawal, E. Breval and R. Roy, "Sodium Zirconium Phosphate (NZP) as a Host Structure for Nuclear Waste Immobilization: A Review," Waste Management 14(6):489-505 (1994).

576. Roy, R., "Penn State’s MRL: Part II, Creating New Paradigms for Research," MRS-J News 6(1,2):5-7 (Feb./June 1994).

575. Fang, Y., J. Cheng, R. Roy, D. M. Roy and D. K. Agrawal, "Enhancing Densification of Zirconia-Containing Ceramic-Matrix Composites by Microwave Processing," J. Mat. Sci., Vol. 32 (1997) 4925-4930.

574. Fang, Y., J. Cheng, D. K. Agrawal, D. M. Roy and R. Roy, "Fabrication of Transformation Toughened Ceramics by Microwave Processing," in Proceedings of 29th Microwave Power Symposium, International Microwave Power Institute, Manassas, VA p. 211-219 (1994).

573. Fang, Y., D. M. Roy, J. Cheng, R. Roy and D. K. Agrawal, "Microwave Sintering of Hydroxyapatite-based-Based Composites," Cer.Transactions, 36: 397-407 (1993).

572. Fang, Y., D. K. Agrawal, D. M. Roy, and R. Roy, "Microwave Sintering of Calcium Strontium Zirconium Phosphate Ceramics," Ceramic Transactions, 36:109-114 (1993).

571. Mathis, M. D. , H. S. Dewan, D. K. Agrawal and R. Roy, "Microwave Processing of Ni-Al2O3 Composites," Ceramic Transactions 36:431-438(1993).

570. Majling, J., M. Vlna, S. Sahu, J. Valtyni and R. Roy, "Phase Composition of Four Component Oxide Systems in Chosen Plane Sections," Ceramics - Silikáty, 37:109-112 (1993).

569. Komarneni, S., Q. Li, K. M. Stefansson, and R. Roy, "Microwave-hydrothermal Processing for Synthesis of Electorceramic Powders," J. Mater. Res.. 8(12):3176 -3183 (1993).

568. Patterson, M. C. L., P. S. Apte, R. M. Kimber and R. Roy, "Mechanical and Physical Properties of Microwave Sintered Si3N4," Mat. Res. Soc. Symp. Proc. 269:301-310 (1992).

567. Guo, R., P. Ravindranathan, U. Selvaraj, A.S. Bhalla, L.E. Cross, and R. Roy, Modified Mixed Oxide Perovskites 0.7Sr(Al1/2B1/2) O3·0.3LaAlO3 and 0.7Sr(Al1/2B1/2) O3·0.3NdGaO3 (B=Ta5+ or Nb5+) for High-Tc Superconductor Substrate, J. of Mat. Sci. 29:5054-50589 (1994).

566. Roy, "Fifty Years of Mineral and Materials Synthesis," International Ceramic Monographs, 1(2):737-760, (Proceedings of the International Ceramics Conference Austceram 94, Australasian Ceramic Society ,1994).

565. see # 444.

564. Selvaraj, U., S. Komarneni and R. Roy, "Structural Differences in Mullite Xerogels from Different Precursors Characterized by 27Al and 29Si MASNMR," J. Solid State Chem. 106:73-82 (1993).

563. Roy, R., "Accelerating the Kinetics of Low Temperature Inorganic Syntheses," J. Solid State Chemistry 111:11-17(1994, C.N.R. Rao Special Issue).

562. Agrawal, D. K., M. R. Silsbee, R. Roy and D. M. Roy, "Characterization and Cementitious Behavior of a New Reactive Alumina," (Ed. B.E. Scheetz et.al.) Materials Research Society Symp. Proc. 179:181-191 (1991).

561. Silsbee, M. R., R. Steinke, D. M. Roy, D. K. Agrawal and R. Roy, "Low-Temperature (<300˚C) Phosphate Ceramics from Reactive Aluminas," (Ed. B.E. Scheetz et.al.) Materials Research Society Symp. Proc. 179: 49-67 (1991).

560. Hu, J., D. K. Agrawal, Y. Fang and R. Roy, "Synthesis of Hydroxyapatite Using Phosphate-Rich Glasses in the System CaO-P2o5-H2O and Acoustic Waves," J. of Materials Science 28:5297-5300 (1993).

559. Roy, R., H. S. Dewan and P. Ravindranathan, "Diamond Synthesis Via A Low Pressure Solid State Source (LPSSS) Process," (183rd Meeting of The Electrochemical Society Inc., May 16-21, 1993, Honolulu, HI) Diamond Materials 93(17): 160-169 (1993).

558. Patterson, M. C. L., P. S. Apte, R. M. Kimber and R. Roy, "Batch Process For Microwave Sintering of Si3N4," Mat. Res. Soc. Symp. Proc. 269:291-300 (1992).

557. Guo, R., A. S. Bhalla, R. Roy and L. E. Cross, "Ion Polarizability Additivity Rule and Its Application on HTSC Substrate Materials" (Proceedings of IMF8, Gaithersburg, MD, August 1993) Ferroelectrics 155:43-48 (1994).

556. Guo, R., A. S. Bhalla, L. E. Cross and R. Roy, "Surface Crystallographic Structure Compatibility Between Substrates and High Tc(YBCO) Thin Films," J. of Mat. Res., 9(7): 1644-1656 (1994).

555. Roy, R., R. Guo, A.S. Bhalla, and L.E. Cross, "Oriented Film Growth, Not ‘Epitaxy’ in HTSC Film Growth," J. of Vac. Science & Technology A, 12(2):269-273 (March/April 1994).

554. Roy, R., "The Ideals and Ideas that Led to MRS," MRS Bulletin, XVII(9):84-85 (September 1993).

553. Roy, R., "MRS: Conception, Gestation, Birth, and Infancy," MRS Bulletin, XVII (9): 74-76 (September 1993).

552. Ravindranathan, P., S. Komarneni and R. Roy, "Synthesis of Lithium Aluminate, Mullite and Colored Zirconia by a Combustion Process," J. of Mat. Sci. Lett. 12: 369-371 (1993).

551. DeVries, R. C., R. Roy, S. Somiya and S., "A Review of Liquid Phase Systems Pertinent to Diamond Synthesis," Proc. Jpn. IUMRS-ICAMS-93 (August 1993); Advanced Materials ‘93 VI, Trans. MRS Japan 19:641-666(1994).

550. Roy, R., "Catalysis of Low Temperature Synthesis of Ceramics," Proc. Jpn. IUMRS-ICAMS-93 (August 1993); Advanced Materials ‘93 VI, Trans. MRS Japan 19:719-728(1994).

549. Roy, R., H. S. Dewan and P. Ravindranathan, "Diamond Synthesis Via A Low-Pressure Solid-State-Source Process," Material Research Bulletin 28(9): 861-866 (1993).

548. Roy, R., "The Technology and Science of CVD Diamond Films," Materials Science and Engineering for Manufacturing 215-236 (1993).

547. Roy, R., "Aids in Hydrothermal Experimentation: II, Methods of Making Mixtures for Both ‘Dry’ and ‘Wet’ Phase Equilbrium Studies," J. of the American Ceramic Society Commemorative Reprint, 75(10):2931-33 (October 1992).

546. Roy, R., "Comments on Citation Classic Aids in Hydrothermal Experimentation: II, Methods of Making Mixtures for Both ‘Dry’ and ‘Wet’ Phase Equilbrium Studies," Current Contents 18(33):16 (1987).

545. DebRoy T., A. Bandopadhyay and R. Roy, "Oxide Matrix Composite by Directional Oxidation of a Commercial Aluminum-Magnesium Alloy," J. of Am. Ceram. Soc. 77(5):1296-300 (1994).

544. Roy, H. S. Dewan and P. Ravindranathan, "Crystallization of Diamond Below 1 ATM from Carbon-Metal Mixtures," J. Materials Chemistry 3(6):685-688 (1993).

543. Srikanth, V., Roy, R. and S. Komarneni, "Acoustic-wave Stimulation of the Leaching of Layer Silicates," Materials Letter 15:127-129 (1992).

542. Selvaraj, U., Brooks, K., Prasadarao, A. V., Komarneni, S. and R. Roy, "Sol-Gel Fabrication of Pb (Zr0.52Ti0.48)O3 Thin Films Using Lead Actylacetonate as the Lead Source," J. Am. Ceram. Soc. 76(6):1441-44 (1993).

541. Komarneni, S. , R. Roy and Q. H. Li, "Microwave-Hydrothermal Synthesis of Ceramic Powders," Mat. Res. Bull. 27:1393-1405 (1992).

540. Guo R., A. S. Bhalla, R. Roy and L. E. Cross, "Candidate HTSC Film Substrates of Complex Oxide Perovskite Compositions," (Proceedings of MRS 94 Spring Meeting).

539. Roy, R. , "Science Publishing Needs a Reformation," Advanced Materials 5(2):141-143 (1993).

538. Liu, C., S. Komarneni, and R. Roy, "Crystallization of Anorthite-Seeded Albite Glass by Solid-State Epitaxy," J. American Ceramic Society 75(10):2665-70 (1992).

537. Roy, R. , " Solution-Sol-Gel Technology and Science: Past, Present, and Future," Chemical Processing of Advanced Materials 1023-1033 (1992).

536. Paulus, William J., S. Komarneni and R. Roy, "Bulk Synthesis and Selective Exchange of Strontium Ions in Na4Mg6Al4Si4O20F4 Mica," Nature 357:571-573 (June 18, 1992).

535. Roy, R. , "Opposition to Super Collider," NIKKEI Superconductors 12(9):4 (1991).

534. Roy, R. , "Japan’s Response to SSC," Chem. & Engr. News 69(49):3 (December 9, 1991).

533. Roy, R. , "‘Biomimetic’ Materials: A Potential Distortion of Materials Policies," Advanced Materials 3(9):448-451 (September 1991).

532. Fang, Y., D. K. Agrawal, D. M. Roy, R. Roy and P. W. Brown, "Ultrasonically Accelerated Synthesis of Hydoxyapatite," J. Mat. Res. 7(8):2294-2298 (Aug. 1992).

531. Malla, Prakash B., P. Ravindranathan, S. Komarneni, E. Breval and R. Roy, "Reduction of Copper Acetate Hydroxide Hydrate Interlayers in Montmorillonite by a Polyol Process," J. Mat. Chem. 2(5):559-565 (1992).

530. Roy, R. , "Nanocomposites and Solid State Epitaxy. Two Major Generic Advances in Materials Synthesis," (Ceramics: Toward the 21st Century 40 Lectures given at the International Symposium on Ceramics commemorating the Centennial of the Ceramic Society of Japan) 61-176(Yokohama, Japan, October 16-18, 1991).

529. Fang, Yi, D. K. Agrawal, D. M. Roy, and R. Roy, "Fabrication of Porous Hydroyapatite Ceramics by Microwave Processing," J. Mat. Res. 7(2):490-494 (Feb. 1992).

528. Srikanth, V., D. K. Agrawal, and R. Roy, "Acoustic Wave Stimulation of Low Temperature Ceramic Reactions: The System Al2O3-P2O5-H2O," J. Mat. Res. 6(11):2412-2416 (Nov. 1991).

527. Roy, R., "Influence of Policy and Culture on R/D: The Case of Diamond Film Research," Proceedings of the Symposium on Japanese/American Technological Innovation, Univ. of Arizona, Tucson (Dec. 1990).

526. Roy, R., "The Management of Knowledge and the Role of Culture in the R/D Enterprise," Japanese/American Technological Innovation 253-257 (1991).

525. Roy, R. , "New Materials: Fountainhead for New Technologies and New Science," Transactions of the Materials Research Society of Japan 12:1-44 (1992); Second Lecture International Science Lecture Series, (The National Research Council, The Office of Naval Research and The Air Force Office of Scientific Research: National Academy Press (1995).

524. Malla, P.B., P. Ravindranathan, S. Komarneni and R. Roy, "Intercalation of Copper Metal Clusters in Montmorillonite," Letters to Nature 351:555-557 (June 13, 1991).

523. Selvaraj, U., Chun Ling Liu, S. Komarneni, and R. Roy, "Epitaxial Crystallization of Seeded Albite Glass," J. Am. Ceram. Soc. 74(6):1378-1381 (1991).

522. Fedoseev, D.V., B.V. Derjaguin and R. Roy, "Possible Connection of Laser-Irradiation Solid Phase Synthesis to CVD Diamond Processes," New Diamond Science and Technology 439-442 (1991 MRS Int. Conference Proc.).

521. Komarneni, S., P. Ravindranathan, A. S. Bhalla and R. Roy, "Solution-Sol-Gel Processing of Superconductors," Bulletin of Materials Science 14(2):359-365, Indian Academy of Sciences (April 1991).

520. Fang, Y., D. K. Agrawal, D. M. Roy and R. Roy, "Rapid Sintering of Hydroxyapatite Ceramics by Microwave Processing," Microwaves: Theory and Application in Materials Processing Ceramic Transactions 21: 349-356 (1991 Am. Ceramic Soc. Inc.).

519. Srikanth, V., E. K. Graham, D. E. Voigt, and R. Roy, "BxO: Phases Present at High Pressure and Temperature," J. Am. Ceramic Society 74:3145-3147(1991).

518. Agrawal, D. K., M. R. Silsbee, D. M. Roy and R. Roy, "Characterization and Cementitious Behavior of a Rhone-Poulenc Reactive Alumina," Mat. Res. Soc. Symp. Proc. 179:49 (1991 Materials Research Society).

517. Vikram, C. S., D. K. Agrawal, R. Roy and H. A. McKinstry, "Measurement of Thermal Expansion by Non-Interferometric Optical Methods," Laser Spectroscopy and Nonlinear Optics of Solids, pp. 136 (1990 Narosa Publishing House).

516. Roy, R. , "CVD Diamonds: A Healthy Technology in a Healthy Policy," New Diamond 20 7(1) (January 1991).

515. Yi Fang, D. K. Agrawal, D. M. Roy and R. Roy, "Microwave Sintering of Hydroxyapatite Ceramics," J. Mater. Res. 9(1):180-187 (1994).

514. Srikanth, V., E. C. Subbarao, D. K. Agrawal, Chi-Yuen Huang, and R. Roy, "Thermal Expansion Anisotropy and Acoustic Emission of NaZr2P3O12 Family Ceramics," J. Am. Ceram. Soc. 74(2):365 (1991).

513. Steinke, R., M. R. Silsbee, D. K. Agrawal, R. Roy and D. M. Roy, "Development of Chemically Bonded Ceramics in the CaO-SiO2-P2O5-H2O System," Cement and Concrete Research 21:66 (1991).

512. Kazakos, A., S. Komarneni and R. Roy, "Alumina films on Sapphire Crystal Show Restricted Epitaxial Growth," Materials Letters 10(1,2):75 (Sept. 1990).

511. Limaye, S., D. Agrawal and R. Roy, "Synthesis, Sintering and Thermal Expansion of Ca1-x SrxZr4P6O24 —An Ultra-low Thermal Expansion Ceramic System," J. of Mat. Sci. 26:93 (1990).

510. Pach, L., A. Hrabe, S. Komarneni and R. Roy, "Controlled Crystallization of Vaterite from Viscous Solutions of Organic Colloids," J. Mat. Res. 5(12): 2928 (Dec. 1990) .

509. Roy, R. "Developing Research Strategies for Advanced Ceramics and Other High-Tech Developments," (Proceedings of The 5th International Symposium on Advanced Materials and Issues of Science/Technology Policy, Tokyo, Japan) (October 27, 1989).

508. Ravindranathan, P., P.B. Malla, S. Komarneni and R. Roy, "Preparation of Metal Supported Montmorillonite Catalyst: A New Approach," Catalysis Letters 6:401-408 (1990).

507. Takahashi, T., D. Agrawal and R. Roy, "Phase Relations in the System SiO2-AlPO4 up to 400oC," J. Ceram. Soc. Jpn. Inter. 98(166-172):46-52 (1990).

506. Breval, E., M. Alam, T. DebRoy and R. Roy, "TEM Characterization of Structural Changes in Graphite Plates due to Pulsed CO2 Laser Irradiation," J. of Mat. Sci. Lett. 9:1071-1074 (1990).

505. Hannan, P., R. Roy, and J. Christman, "Causality and Chance: The Warp and Woof of All Research," (submitted, 1990).

504. Piekarczyk, W., R. Messier, R. Roy and C. Engdahl, "Diamond Deposition by Chemical Vapor Transport With Hydrogen in a Closed System," J. of Crystal Growth 106:279-293(1990).

503. Roy, R. "Utilizing New (and Old) Principles in Materials Synthesis: Solid State Epitaxy," Nanocomposites, Diamond Films, Lanxide, Fifth Scandinavian Symposium on Materials Science (submitted, 1989).

502. Selvaraj, U., S. Komarneni and R. Roy, "Seeding Effects on Crystallization Temperatures of Cordierite Glass Powder, J. Mat. Sci. 26:3689-3692 (1991).

501. Kazakos, A., S. Komarneni and R. Roy, "Preparation and Densification of Forsterite (Mg2SiO4) by Nanocomposite Sol-Gel Processing," Mat. Lett. 9(10):405-409, (June 1990).

500. Roy, R. , "Rational and Irrational Strategies for the Synthesis of New Materials," (Presented at the American Ceramic Society 1989 Fall Meeting) Microelectronic Systems (1990) pp. 3-10.

499. Roy, R. "Nanocomposites—The Multifunctional Family of Materials," Presented at the Materials Research Society Fall Meeting, Symposium S, Boston, MA (Nov. 27-Dec. 2, 1989).

498. Subbarao, E. C., D. K. Agrawal, H. A. McKinstry, C. W. Sallese and R. Roy, "Thermal Expansion of Compounds of Zircon Structure," J. American Ceramic Society 73(5):1246-52 (1990).

497. Roy, R, "A Strategy for Research on Synthesis of Ceramic Materials," Advanced Ceramics III, Shigeyuki Somiya (ed.), Elsevier Applied Science, New York (1990) pp. 1-23.

496. Ravindranathan, P., S. Komarneni and R. Roy, "Solid-State Epitaxial Effects in Structurally Diphasic Xerogel of Pb(Mg1/3Nb2/3)O3," J. Am. Ceram. Soc. 73(4): 1024-25 (1990).

495. Kazakos, A. M., S. Komarneni and R. Roy, "Sol-Gel Processing of Cordierite: Effect of Seeding and Optimization of Heat Treatment," J. Mat. Res. 5(5):1095-1103 (May 1990).

494. Komarneni, S. and R. Roy, "Mullite Derived from Diphasic Gels, in Mullite and Mullite Matrix Composites," Ceramic Transactions (Eds. S. Somiya, R.F. Davis and J.A. Pask), 6, (The American Ceramic Society, Inc., Westerville, OH,) pp. 209 (1990).

493. Pach, L., R. Roy and S. Komarneni, "Nucleation of Alpha Alumina in Boehmite Gel," J. Mat. Res. 5:278 (1990).

492. Komarneni, S. and R. Roy, "Synthesis of Zircon," Transaction MRS Japan Ed. S. Somiya, et al., Elsevier Applied Science, London 329-339 (1990).

491. Ravindranathan, P., E. Breval, S. Komarneni and R. Roy, "Studies of Polymeric Pb(Mg1/3Nb2/3)O3 Gels," Mat. Lett. 8(5):161-164 (1989).

490. Ravindranathan, P., S. Komarneni, S. C. Choi, A. S. Bhalla and R. Roy, "Sol-Gel Process for the Preparation of Fine Electroceramic Powders," Ferroelectrics 87:133-140 (1988).

489. Komarneni, S., E. Breval and R. Roy, "Microwave Preparation of Mullite Powders," Microwave Processing of Materials, edited by M.H. Brooks, I.J. Chabinsky and W.H. Sutton, Mat. Res. Soc. Symp. Proc. 124:235-238, Pittsburgh, PA, (1988).

488. Kazakos-Kijowski, A., S. Komarneni, D. Agrawal and R. Roy, "Synthesis, Crystal Data and Thermal Stability of Magnesium Zirconium Phosphate [MgZr4(PO4)6]," Mat. Res. Bull. 23:1177 (1988).

487. Miyake, M., S. Komarneni and R. Roy, "Immobilization of Pb2+, Cd2+, Sr2+ and Ba2+ Ions Using Calcite and Aragonite," Cem. Concr. Res. 18:85-490 (1988).

486. Ravindranathan, P., S. Komarneni, A. S. Bhalla, R. Roy and L. E. Cross, "Sol-Gel Processing of Lead Magnesium Niobate (PMN) Powder and Its Characterization," Ceramic Transactions, Ceramic Powder Science, 1, G.L. Messing, E.R. Fuller, Jr. and H. Hausner (Eds.), publ. by The American Ceramic Society, Columbus, OH, pp. 182 (1988).

485. Komarneni, S. and R. Roy, "A Cesium Selective Ion Sieve Made by Topotactic Leaching of Pholgopite Mica," Science 239:1286-1288 (1988).

484. Simonton, T.C., S. Komarneni and R. Roy, "Gelling Properties of Sepiolite Versus Montmorillonite," Applied Clay Sci. 3(1):165-176 (1988).

483. Komarneni, S., E. Breval, D. M. Roy and R. Roy, "Reactions of Some Calcium Silicates With Metal Cations," Cem. Concr. Res. 18:204-220 (1988).

482. Miyake, M., S. Komarneni and R. Roy, "Reactions of Wollastonite and Xonotlite with NH4H2PO4 and H3PO4," Zeitschrift fur Kristallographie 179:383-393 (1987).

481. Miyake, M., S. Komarneni and R. Roy, "Dealumination of Zeolites and Clay Minerals with SiCl4 or (NH4)2SiF6," Clay Minerals 22:367 (1987).

480. Komarneni, S., E. Breval, M. Miyake and R. Roy, "Cation-Exchange Properties of [Al+Na]-Substituted Synthetic Tobermorites," Clays Clay Miner. 35:385 (1987).

479. Vilmin, G., S. Komarneni and R. Roy, "Lowering Crystallization Temperature of Zircon by Nanoheterogeneous Sol-Gel Processing," J. Mat. Sci. 22:3556-3560 (1987).

478. Komarneni, S., Y. Suwa and R. Roy, "Enhancing Densification of 93% Al2O3-7% MgO Triphasic Xerogels With Crystalline a-Al2O3 and MgAl2O4 Seeds," J. Mat. Sci. Lett. 6: 525-527 (1987).

477. Komarneni, S., R. Roy and D. M. Roy, "Comments on Ion-Exchange Properties of Ca5Si6O18H2·4H2O," J. Mat. Sci. Lett. 6:91-92 (1987).

476. Komarneni, S. and R. Roy, "Cesium Exchange, Selectivity and Fixation Properties of b-Titanium Phosphate," Advances in Ceramics, Third Intl. Symp. on Nuclear Waste Management, Chicago, IL, D.E. Clark (ed.), The American Ceramic Society, Columbus, OH, pp. 205-211 (1986).

475. Komarneni, S. and R. Roy, "Low Temperature Materials for Waste Disposal: I Hydroxylated Phases," Advances in Ceramics, Third Intl. Symp. on Nuclear Waste Management, Chicago, IL, D.E. Clark (ed.), The American Ceramic Society, Columbus, OH, pp. 197-204 (1986).

474. Komarneni, S., D. M. Roy and R. Roy, "Comments on ‘Cements in Radioactive Waste Disposal: Some Mineralogical Considerations,’" Min. Mag. 50:734-735 (1986).

473. Simonton, T. C., R. Roy, S. Komarneni and E. Breval, "Microstructure and Mechanical Properties of Synthetic Opal: A Chemically Bonded Ceramic," J. Mat. Res. 1(5):667-674 (1986).

472. Suwa, Y., R. Roy and S. Komarneni, "Lowering Sintering Temperature and Enhancing Densification by Epitaxy in Structurally Diphasic Al2O3 and Al2O3-MgO Xerogels," Mat. Sci. Eng. 83:151-159 (1986).

471. Komarneni, S. and R. Roy, "Topotactic Route to Synthesis of Novel Hydroxylated Phases. I. Trioctahedral Micas," Clay Minerals 21:125-131 (1986).

470. Komarneni, S., E. Breval, D. M. Roy and R. Roy, "Synthesis and Characterization of a 12.6Å Calcium Silicate Hydrate," Cem. Concr. Res. 16: 580-586 (1986).

469. Roy, R. and S. Komarneni, "Design of Overpack (=Backfill) Materials," Nuclear Waste Management Program, Summary Report of NBS Workshop on Research and Development Needs in Backfill for Long-term Storage of Nuclear Waste in Deep Geologic Repositories, National Bureau of Standards Special Publication 668, Washington, DC, pp. 21-37 (1983).

468. Sasaki, N., S. Komarneni, B. E. Scheetz and R. Roy, "Backfill-Waste Interactions in Repository Simulating Tests," Scientific Basis for Nuclear Waste Management, 4 X.V. Topp (ed.), North Holland, NY, pp. 397-404 (1982).

467. Aghajanian, M. K., N. H. Macmillan, C. R. Kennedy, S.J. Luszcz and R. Roy, "Properties and Microstructures of Lanxide® Al2O3-Al Ceramic Composite Materials," J. Mat. Sci. 24:658 (1989).

466. Pasquier, J. F., S. Komarneni and R. Roy, "Synthesis of MgAl2O4 Spinel: Seeding Effects on the Formation Temperature," J. Mat. Sci. 26:3797-3802 (1991).

465. Roy, R., "The Al2O3-SiO2 Phase Diagram: Metastability and Order-Disorder," in Ceramic Transactions 6, S. Somiya, R.F. Davis and J.A. Pask (eds.), American Ceramic Society, Inc. p. 45 (1990).

464. Roy, R., N. R. Roy, G. G. Johnson, Jr., "Approximating Total Citation Counts From First Author Counts and From Total Papers," Scientometrics 5(2): 117-124 (1983).

463. Balascio, J. F., W. B. White and R. Roy, "Growth of Single Crystal Hexagonal Selenium from Supercritical Ammonia," Mat. Res. Bull. 2: 913-918 (1967).

462. Alam, M., T. DebRoy and R. Roy, "Laser-Induced Calcite-Aragonite Transition," J. Am. Ceram. Soc. 73 (3): 733-735 (1990).

461. Roy, R. and S. Komarneni, "Method of Preparing Ceramic Compositions at Lower Sintering Temperatures," U.S. Patent #4,829,031 (May 9, 1989).

460. Subbarao, E. C., J. Banavar, A. S. Bhalla, L. E. Cross, S. K. Kurtz, R. E. Newnham and R. Roy, "Crystal Chemical and Structural Similarities of High Tc Superconductors and Ferroelectrics," Phase Transitions 22(1-4): 157-166 (1990).

459. Roy, R., "Synthesizing New Materials to Specification," Solid State Ionics 32/33:3-22 (1989).

458. Miyake, M., S. Komarneni and R. Roy, "Kinetics, Equilibria and Thermodynamics of Ion Exchange in Substituted Tobermorites," Mat. Res. Bull. 24:311-320 (1989).

457. Majling, J., V. Jesenák, D. M. Roy and R. Roy, "Generalized Bogue Calculations for Determining Phase Compatibility/Equilibria: Assessing Potential Use of Inorganic Industrial By-Products," J. Mat. Res. 4(2): 447-451 (1989).

456. Alam, M., T. DebRoy, R. Roy and E. Breval, "Diamond Formation in Air by the Fedoseev-Derjaguin Laser Process," Carbon 27(2): 289-294 (1989).

455. Alam, M., T. DebRoy and R. Roy, "Separation of Synthetic Diamond from Carbon Black by Oxidation," Carbon 26 (4): 591-593 (1988).

454. Komarneni, S. and R. Roy, "Process for Cesium Decontamination and Immobilization," U.S. Patent 4,808,318 (Feb. 28, 1989).

453. Takahashi, T., D. K. Agrawal and R. Roy, "Structural Control of Phase Formation in Low-Temperature AlPO4-SiO2 Reactions," J. Am. Ceram. Soc. 72 [3]:499-502 (1989).

452. Suwa, Yoshiko, R. Roy and S. Komarneni, "Epitaxial Effect of Seeding on Crystallization and Densification of Diphasic Al2O3-MgO Xerogels," in Sintering '87, Volume 1, pp. 170-175, Shigeyuki Somiya, Masahiko Shimada, Masahiro Yoshimura and Ryuzo Watanabe (eds.), Elsevier Applied Science, Tokyo (1989).

451. Kazakos-Kijowski, A., S. Komarneni and R. Roy, "Multi-phasic Nanocomposite Sol-Gel Processing of Cordierite," in Better Ceramics Through Chemistry III, C.J. Brinker, D.E. Clark and D.R. Ulrich (eds.), pp. 245-250 (1988).

450. Roy, R., D. K. Agrawal and H. A. McKinstry, "Very Low Thermal Expansion Coefficient Materials," Annual Rev. Mater. Sci. 19:39-61 (1989).

449. Kumar, A. and R. Roy, "Reactive-Electrode Submerged-Arc Process for Producing Fine Non-Oxide Powders," J. Am. Ceram. Soc. 72(2):354-356 (1989).

448. Limaye, S. Y., D. K. Agrawal, H. A. McKinstry and R. Roy, "Low Expansion Ceramic," United States Patent 4,801,566 (January 31, 1989).

447. Bhalla, A. S., R. Roy and L.E. Cross, "Chemistry-Tc Relations in Oxide Superconductors," in Chemistry of Oxide Superconductors, C.N.R. Rao (ed.), Blackwell Scientific Publications, pp. 71-83 (1988).

446. Roy, R., S. Komarneni and W. Yarbrough, "Some New Advances with SSG-Derived Nanocomposites, Chapter 42," Ultrastructure Processing of Advanced Ceramics, John MacKenzie and Don Ulrich (eds.), Wiley Interscience, pp. 571-588 (1988).

445. Badzian, A. R., T. Badzian, R. Roy, R. Messier and K.E. Spear, "Crystallization of Diamond Crystals and Films by Microwave Assisted CVD (Part II)," Mat. Res. Bull. 23 (4): 531-548 (1988).

444. R. Roy, "Reverse Thermodynamic Chemical Barrier for Nuclear Waste Over-Pack or Backfill," United States Patent 4,430,256 (Feb. 7, 1984)..

443. Messier, R., K. E. Spear, A. R. Badzian and R. Roy, "The Quest for Diamond Coatings," J. Metals 39 (9): 8-11 (1987).

442. Badzian, A. R., B. Simonton, T. Badzian, R. Messier, K. E. Spear and R. Roy, "Vapor Deposition Synthesis of Diamond Films," Proc. SPIE, 683 (Infrared and Optical Transmitting Materials), 127-138 (1986).

441. Roy, R., "HTSC: Restoring Scientific and Policy Perspective," pp. 27-41, Proc. World Congress on Superconductivity, Ed. C.G. Burnham and R.D. Kane, World Scientific, Singapore (1988).

440. Alam, M., T. DebRoy, R. Roy and E. Breval, "High-Pressure Phases of SiO2 Made in Air by Fedoseev-Derjaguin Laser Process," Appl. Phys. Lett. 53(18): 1687-1689 (1988).

439. Kumar, A. and R. Roy, "RESA—A Wholly New Process for Fine Oxide Powder Preparation," J. Mat. Res. 3 (6):1373-1377 (1988).

438. Fukuhara, Mikio, A. S. Bhalla, R. E. Newnham, L. E. Cross and R. Roy, "Superconductors in BiO-CuO-(Sr0.5, Ca0.5)O System," Mat. Lett. 6[11/12]: 398-400 (1988).

437. Roy, R, "CVD Diamond Science and Technology: One of Three Materials Revolutions," Proc. 41st Annual National Conference on the Advancement of Research, September 27-30, 1987, Technomic Publishing Company (1988).

436. Ravindranathan, P., S. Komarneni, A. S. Bhalla, R. Roy and L. E. Cross, "Sol-Gel Processing of Lead Magnesium Niobate (PMN) Powder and Its Characterization," in Ceramic Transactions, Volume 1, G.L. Messing, E.R. Fuller, Jr. and H. Hausner (eds.), American Ceramic Society, Inc. (1988).

435. Hu, Jiashan, D. K. Agrawal and R. Roy, "Investigation of Hydration Phases in the System CaO-SiO2-P2O5-H2O," J. Mat. Res. 3 (4):772-780 (1988).

432. Roy, R., "Ceramics by the Solution-Sol-Gel Route," Science 238:1664-1669 (December, 1987).

434. Srinivasan, T. T., P. Ravindranathan, L. E. Cross, R. Roy, R. E. Newnham, S. G. Sankar and K. C. Patil, "Studies on High-density Nickel Zinc Ferrites and Its Magnetic Properties Using Novel Hydrazine Precursors," J. Appl. Phys. 63(8): 3789-3791 (1988).

433. Hu, J., D. K. Agrawal and R. Roy, "Studies of Strength Mechanism in Newly Developed Chemically Bonded Ceramics in the System CaO-SiO2-P2O5-H2O," Cem. Concr. Res. 18:103-108 (1988).

431. Mohideen, U., T. R. Gururaja, L. E. Cross and R. Roy, "Ultra-Low Dielectric Constant Porous Silica Thick Films for High-Speed IC Packaging," IEEE Trans. Components, Hybrids, and Manuf. Tech. 11(1):159-162 (1988).

430. Vikram, C. S., D. K. Agrawal, R. Roy and H. A. McKinstry, "Measurement of Thermal Expansion Using a Variable Area Slit Method," Optics and Laser Technology 20 (1):45-47 (1988).

429. Komarneni, S., E. Fregeau, E. Breval and R. Roy. "Hydrothermal Preparation of Ultrafine Ferrites and Their Sintering," J. Am. Ceram. Soc. 71(1):C-26-C-28 (1988).

428. Messier, R., A. R. Badzian, T. Badzian, K. E. Spear, P. Bachmann and R. Roy, "From Diamond-like Carbon to Diamond Coatings," Thin Solid Films 153:1-9 (1987).

427. Yarbrough, W.A. and R. Roy, "Microstructural Evolution in Sintering of ALOOH Gels," J. Mat. Res. 2 (4), 494 (July/Aug. 1987).

426. Vikram, C.S., D. K. Agrawal, R. Roy and H. A. McKinstry, "Application of Dial-gage and Laser Speckles for Ultra-low Thermal-expansion Measurement using Push-rod Dilatometers," Optics and Lasers in Engineering 7 (1986/87), 221-226 (1987).

425. Komarneni, S. and R. Roy, "Phillipsite Alteration in Hydrothermal Brines," Mat. Res. Bull. 22:1179-1186 (1987).

424. Steinke, R., P. Newcomer, S. Komarneni and R. Roy, "Dental Cements: Investigation of Chemical Bonding," Mat. Res. Bull. 23:13-22 (1988).

423. Vilmin, G., S. Komarneni and R. Roy, "Crystallization of ThSiO4 from Structurally and/or Compositionally Diphasic Gels," J. Mat. Res. 2(4):489-493 (1987).

422. Vikram, C. S., D. K. Agrawal, R. Roy and H. A. McKinstry, "Thermal Expansion Measurements by Photodetector Based Laser Beam Position Change Determination," Proc., Defect Properties and Processing and High Technology of Nonmetallic Materials, (Materials Research Society Annual Meeting, Boston, MA) 60:259-263 (1987).

421. R., D. K. Agrawal and R. A. Roy, "Low Expansion Ceramic Material," United States Patent 4,675,302 (June 23, 1987).

420. R., Heinz K. Henisch and W. B. White, "Methods of Stimulating Luminescence in Phosphors," United States Patent 3,716,741 (February 13, 1973).

419. Wood, Charles, J. C. Schottmiller and R. Roy, "Electrophotographic Denitrified Glass Binder Plate," United States Patent 3,655,376 (April 11, 1972).

418. Wood, C., J. C. Schottmiller and R. Roy, "Electrophotographic Process Using a Single Phase Photoconductive Glass Imaging Layer," United States Patent 3,507,646 (April 21, 1970).

417. Roy, R., "Densification of Glass, Germanium Oxide, Silica or Boric Acid," United States Patent 3,098,699 (July 23, 1963).

416. Roy, R., "Diamonds at Low Pressure," Nature 325:17-18 (Jan. 1, 1987).

415. Agrawal, D. K., R. Roy and H. A. McKinstry, "Ultra Low Thermal Expansion Phases: Substituted "PMN" Perovskites," Mat. Res. Bull. 22:83-88 (1987).

414. Simonton, T. C., R. Roy, S. Komarneni and E. Breval. "Microstructure and Mechanical Properties of Synthetic Opal: A Chemically Bonded Ceramic," J. Materials Research 1(5):556-674 (Sept./Oct. 1986).

413. Komarneni, S. and R. Roy, Comment on "Diphasic Xerogels, a New Class of Materials: Phases in the System Al2O3-SiO2" (by A.K. Chakravorty and D. K. Ghosh)--A Reply. J. Am. Ceram. Soc. 69 (8):C-204 (1986).

412. Roy, R., R. A. Roy and D. M. Roy, "Alternative Perspectives on "Quasi-Crystallinity": Non-Uniformity and Nanocomposites," Materials Letters 4 (8,9):323-328 (1986).

411. Roy, R. and J. Alamo, "Mirror Substrate of Atomically Substituted NaZr2P3O12 Low Expansion Ceramic Material," United States Patent 4,587,172 (May 6, 1986).

410. Shaffer, P.T., R. Roy and N. H. Macmillan, "Conversion of Radioactive Waste to Stable Form for Disposal," United States Patent 4,388,215 (July 6, 1982).

409. Gobbi, G. C., R. Christoffersen, M.T. Otten, B. Miner, P.R. Buseck, G.J. Kennedy, C.A. Fyfe and R. Roy, "Determination of Mg-Al Order-Disorder in Spinel by High Resolution Al-27 Magic Angle Spinning (MAS) NMR," EOS 65:1144 (1984).

408. Roy, R. , Y. Suwa and S. Komarneni, "Nucleation and Epitaxial Growth in Diphasic (Crystalline + Amorphous) Gels," Science of Ceramic Chemical Processing. Ed. L.L. Hench and D.R. Ulrich, John Wiley & Sons, New York. Chapter 27, pp. 247-258 (1986).

407. Komarneni, S., Y. Suwa and R. Roy, "Application of Compositionally Diphasic Xerogels for Enhanced Densification: The System Al2O3-SiO2," J. Am. Ceram. Soc. 69:C-155-C-156 (1986).

406. Yarbrough, W.A. and R. Roy, "Extraordinary Effects of Mortar-and-Pestle Grinding on Microstructure of Sintered Alumina Gel," Nature 322(6077):347-349 (24 July 1986).

405. Roy, R., "Radioactive Waste Management: A Systems Approach," Encyclopedia of Materials Science and Engineering. Ed. B. Bever, Pergamon Press, Ltd. pp. 4052-4056 (1986).

404. Alamo, James and R. Roy, "Crystal Chemistry of the NaZr2(PO4)3, NZP or CTP, Structure Family," J. Mat. Sci. 21:444-450 (1986).

403. Agrawal, D. K. and R. Roy, "Synthesis and Thermal Expansion of Na3-xCax/2M2P3O12 (M = Fe, Cr)," J. Mat. Sci. Lett. 5:139-140 (1986).

402. Komarneni, S. and R. Roy, "Anomalous Microwave Melting of Zeolites," Materials Letter 4(2):107-110 (1986).

401. Komarneni, S., R. Roy and D. M. Roy, "Pseudomorphism in Xonotlite and Tobermorite with Co2+ and Ni2+ Exchange for Ca2+ at 25˚C," Cem. Concr. Res. 16:47-58 (1986).

400. Komarneni, S., R. Roy, E. Breval, M. Ollinen and Y. Suwa, "Hydrothermal Route to Ultrafine Powders Utilizing Single and Di-Phasic Gels," Advanced Ceramic Materials 1:87-92 (1986).

399. Suwa, Y., S. Komarneni and R. Roy, "Solid-State Epitaxy Demonstrated by Thermal Reactions of Structurally Diphasic Xerogels: The System Al2O3," J. Mat. Sci. Lett. 5:21-24 (1986).

398. Komarneni, S., G.E. Lenain and R. Roy, "Thermal Expansion of NH4Zr2(PO4)3," J. Mat. Sci. Lett. 5:1-3 (1986).

397. Komarneni, S., E. Breval and R. Roy, "Characterization of Di-Phasic Nanoscale Composites Derived from Xerogels," J. Mat. Sci. 21:737-744 (1986).

396. Komarneni, S., E. Breval and R. Roy, "Structure of Solid Phases in Titania and Zirconia Gels," J. Non-Cryst. Solids 79:195-203 (1986).

395. Komarneni, S., R. Roy, D. M. Roy, C. A. Fyfe, G. J. Kennedy, A. A. Bothner-By, J. Dadok and A.S. Chesnick, "27Al and 29Si Magic Angle Spinning Nuclear Magnetic Resonance Spectroscopy of Al-Substituted Tobermorites," J. Mat. Sci. 20:4209-4214 (1985).

394. Komarneni, S., R. Roy, D. M. Roy, C. A. Fyfe and G. J. Kennedy, "Al-Substituted Tobermorite—the Coordination of Aluminum as Revealed by Solid State 27Al Magic Angle Spinning (MAS) NMR," Cem. Concr. Res. 15: 723-728 (1985).

393. Roy, R., S. Komarneni and L. J. Yang, "Controlled Microwave Heating and Melting of Gels," J. Am. Ceram. Soc. 68:392-395 (1985).

392. 392. Komarneni, S. and R. Roy, "Diphasic Xerogels, A New Class of Materials Phases in the Al2O3-SiO2 System--A Reply," J. Am. Ceram. Soc. 68:C-85 (1985).

391. Agrawal, D. K. and R. Roy, "Composite Route to ‘Zero’ Expansion Ceramics," J. Mats. Sci. 20:4617-4623 (1985).

390. Komarneni, S., R. Roy, C. A. Fyfe, G. J. Kennedy and H. Strobl, "Solid-State 27Al and 29Si Magic-Angle Spinning NMR of Aluminosilicate Gels," J. Am. Ceram. Soc. 69(3):C-42-C-44 (1986).

389. Vikram, C.S., D. K. Agrawal, R. Roy and H. A. McKinstry, "A Simple Laser Speckle Dilatometer for Thermal Expansion Measurements," Materials Letters 3(12):482-484 (1985).

388. Scheetz, B.E., S. Komarneni, W. Fajun, L.J. Yang, M. Ollinen and R. Roy, "Stability of NZP Waste Forms and Their Application to ICCP Waste," Scientific Basis for Nuclear Waste Management VIII, 44:903-910. Ed. C.M. Jantzen, J. Stone and R. Ewing (1985).

387. Roy, "Pedagogical Theories and Strategies in Education for Materials Research: A Hierarchical Approach," Proc. Mat. Res. Soc. Symp. 66:23-32 (1987).

386. Komarneni, S., R. Roy, C. A. Fyfe and G. J. Kennedy, "Preliminary Characterization of Gel Precursors and Their High-Temperature Products by 27Al Magic-Angle Spinning NMR," J. Am. Ceram. Soc. 68(9):C-243-C-245 (1985).

385. Suwa, Y., R. Roy and S. Komarneni, "Lowering Crystallization Temperatures by Seeding in Structurally Diphasic Al2O3-MgO Xerogels," J. Am. Ceram. Soc. 68(9):C-238-C-240 (1985).

384. O’Holleran, T. P., R. Roy and D. M. Roy, "Amorphous Powder and Sintered Nab-Al2O3 by DMS Process,"Powder Metallurgy International, 17(3):134-136 (1985).

383. Yang, L. J., S. Komarneni and R. Roy, "Gel Adsorption Processing for Waste Solidification in ‘NZP’ Ceramics," Scientific Basis for Nuclear Waste Management, 7:567-574. Ed. G.L. McVay, North Holland Publishing Co., Inc., NY (1984).

382. Roy, R. and D. K. Agrawal, "Successful Design of New Very Low Thermal Expansion Ceramics," Proc., Mat. Res. Soc. Symp. on Electronic Packaging, 40. Ed. ER.A. Giess, King-Ning Tu and E.A. Uhlman, 83-88 (Fall 1985).

381. Komarneni, S. and R. Roy, "Titania Gel Spheres by a New Sol-Gel Process," Materials Letters 3:165-167 (1985).

380. Komarneni, S., R. Roy and E. Breval, "A New Method of Making Titania Gels and Their Microstructure," J. Am. Ceram. Soc. 68(2):C-41-C-42 (1985).

379. Fang, C. S. and R. Roy, "Heteroepitaxial Growth of KDP and TGS Crystals on Muscovite," J. Crystal Growth 60:182-184 (1982).

378. Yang, Li J., S. Komarneni and R. Roy. Leach Resistance of NZP Waste Form. Advances in Ceramics 8:337-384. Ed. G.G. Wicks and W.A. Ross, American Ceramic Society, Columbus, OH (1984).

377. Yang, Li J., S. Komarneni and R. Roy, "Titanium-Phosphate (NTP) Waste Form," Advances in Ceramics 8:255-262. Ed. G.G. Wicks and W.A. Ross, American Ceramic Society, Columbus, OH (1984).

376. O’Holleran, T. P., R. R. Neurgaonkar, D. M. Roy and R. Roy, "EDS for the Preparation of a-Fe2O3.," Ceramic Bulletin 57(4):459-460 (1978).

375. Roy, R., D. M. Roy and T. P. O’Holleran, "Precision ‘Doping’ of Simple and Complex Ceramic Powders by DMS Technique," Powder Metallurgy International 16:274 (1984).

374. Roy, R., S. Komarneni and D. M. Roy, "Multi-phasic Ceramic Composites Made by Sol-Gel Technique," Better Ceramics Through Chemistry, Proc., Mat. Res. Soc. Symp., Vol. 32. Ed. C.J. Brinker, D.E. Clark and D.R. Ulrich, Elsevier Science Publishing Co., Inc., NY. pp. 347-359 (1984).

373. Hoffman, D. W., R. Roy and S. Komarneni, "Diphasic Xerogels, A New Class of Materials: Phases in the System Al2O3-SiO2,"J. Am. Ceram. Soc. 67:468-470 (1984).

372. Hoffman, David, S. Komarneni and R. Roy, "Preparation of a Diphasic Photosensitive Xerogel," J. Mat. Sci. Lett. 3:439-442 (1984).

371. Alamo, J. and R. Roy, "Revision of Crystalline Phases in the System ZrO2-P2O5," Communications of the American Ceramic Society, C-80-82 (May 1984).

370. Alamo, J. and R. Roy, "Ultralow-Expansion Ceramics in the System Na2O-O2-P2O5-SiO2," Communications of the American Ceramic Society, C-78-80 (May 1984).

369. Roy, R., D. K. Agrawal, J. Alamo and R.A. Roy, "[CTP]: A New Structural Family of Near-Zero Expansion Ceramics," Mat. Res. Bull. 19:471-477 (1984).

368. Alamo, J. and R. Roy, "Zirconium Phospho-Sulfates with NaZr2(PO4)3-Type Structure," J. of Solid State Chemistry 51:270-273 (1984).

367. Hoffman, David, R. Roy and S. Komarneni, "Diphasic Ceramic Composites via a Sol-Gel Method," Mat. Lett. 2 (3):245-247 (1984).

366. Roy, R. A. and R. Roy, "Diphasic Xerogels: I. Ceramic-Metal Composites," Mat. Res. Bull. 19: 169-177 (1984).

365. Komarneni, S., R. Roy and D. M. Roy, "Evaluation of SrMoO4 in Repository Simulating Tests," Nucl. Tech. 62:71-74 (1983).

364. Komarneni, S. and R. Roy, "Zeolites for Fixation of Cesium and Strontium from Radwastes by Thermal and Hydrothermal Treatments," Nuclear and Chemical Waste Management 2:259-264 (1981).

363. Komarneni, S., D. M. Roy and R. Roy, "Al-Substituted Tobermorite: Shows Cation Exchange," Cem. Concr. Res. 12:773-780 (1982).

362. Komarneni, S. and R. Roy, "Hydrothermal Reaction and Dissolution Studies of CsAlSi5O12 in Water and Brines," J. Am. Ceram. Soc. 66:471-474 (1983).

361. Thomas, J. M., J. Klinoski, P. A. Wright and R. Roy, "Probing the Environment of Al Atoms in Non-Crystalline Solids: Al2O3-SiO2 Gels, Soda Glass and Mullite Precursors," Angew. Chem. Int. Ed. Engl. 22:614-616 (1983).

360. Roy, R.A., R. Messier, S.V. Krishnaswamy and R. Roy, "Rapid Solidification by rf-Sputtering in the Mg-Zn-O System," Advances in Ceramics, 4:244-248. Ed. J.H. Simmons, D.R. Uhlmann and G.H. Beal, American Ceramic Society, Columbus, OH (1982).

359. Komarneni, S. and R. Roy, "g-Zirconium Phosphate as a Cs-Waste Form for Partitioned Wastes," Scientific Basis for Nuclear Waste Management. 6:77-82. Ed. Douglas G. Brookins, Elsevier Science Publishing Co., Inc., New York (1983).

358. Roy, R., L.J. Yang, J. Alamo and E.R. Vance, "A Single Phase ([NZP]) Ceramic Radioactive Waste Form," Scientific Basis for Nuclear Waste Management. 6:15-21. Ed. Douglas G. Brookins, Elsevier Science Publishing Co., Inc., New York (1983).

357. Komarneni, S. and R. Roy, "Alternative Radwaste Solidification Route for Three Mile Island Wastes," Communications of the American Ceramic Society 65:C-198 (December 1982).

356. Komarneni, S. and R. Roy, "Use of g-Zirconium Phosphate for Cs Removal from Radioactive Waste," Nature 299:707-708 (1982).

355. Vance, E. R., R. Roy, J. G. Pepin and D. K. Agrawal, "Chemical Mitigation of the Transmutation Problem in Waste Forms Under Hydrothermal Conditions," J. Mat. Sci. 17:947-952 (1982).

354. Sasaki, N., S. Komarneni and R. Roy, "Alteration of Glass and Crystalline Ceramic Nuclear Waste Forms Under Hydrothermal Conditions," Ceramic Bulletin 62:649-655 (1982).

353. Roy, R., E. R. Vance and J. Alamo, "[NZP], A New Radiophase for Ceramic Nuclear Waste Forms," Mat. Res. Bull. 17:585-589 (1982).

352. Roy, R., "Hydroxylated Ceramic Waste Forms and the Absurdity of 'Leach Tests,'" Proc., Intl. Seminar on Chemistry and Process Engineering for High-Level Liquid Waste Solidification, June 1-5, 1981, Julich, West Germany. Ed. R. Odoj and E. Merz. pp. 576-702 (1982).

351. Gilbert, L. R., R. Messier and R. Roy, "Bulk Crystalline BaPB3/4Bi1/4O3: A Ceramic Superconductor," Mat. Res. Bull. 17:467-472 (1982).

350. Roy, R., Radioactive Waste Disposal, Volume 1: The Waste Package. Pergamon Press, New York, 1982. 232 pp.

349. Roy, R., "Role of Ceramics in Different Aspects of Rad-Waste Disposal," Science of Ceramic, pp. 267-282. Ed. R. Carlsson and S. Karlsson. Published by the Swedish Ceramic Society, Bothenburg (1981). (Proc., 11th Intl. Conf. "Science of Ceramics," Stenungsund, Sweden, June 14-17, 1981.)

348. Komarneni, S. and R. Roy, "Interactions of Backfill Materials with Cesium in a Bittern Brine Under Repository Conditions," Nucl. Tech. 56:575-579 (1982).

347. Roy, R., E. R. Vance, G. J. McCarthy and W. B. White, "Matrix-Encapsulated Waste Forms: Application to Idealized Systems, Commercial and SRP/INEL Wastes, Hydrated Radiophases, and Encapsulant Phases," Scientific Basis for Nuclear Waste Management, 3:155-163. Ed. John G. Moore, Plenum Publishing Corp., New York (1981).

346. Roy, R. and E. R. Vance, "Irradiated and Metamict Materials: Relevance to Radioactive Waste Science," J. Mat. Sci. 16:1187-1190 (1981).

345. Komarneni, S. and R. Roy, "Hydrothermal Transformations in Candidate Overpack Materials and Their Effects on Cs and Sr Sorption," Nucl. Tech. 54:118-122 (1981).

344. McCarthy, G. J. and R. Roy, "Alternative Nuclear Waste Forms and Interactions in Geologic Media," Ed. L.A. Boatner and G.C. Battle, Jr. DOE-CONF. 8005107, 37-43 (1981).

343. Roy, R., "The Technology of Nuclear-Waste Management," Technology Review 83:39-50 (April 1981).

342. Hewitt, C. A., R. Roy and B. E. Knox, "A System for Production and Dissemination of Modular Instructional Materials," J. Ed. Tech. Systems 8:287-301 (1980).

341. Roy, R., "Nuclear Waste—The Penn State Connection," Earth and Mineral Sciences 50:13-17 (1980).

340. Macmillan, N. H., R. Roy and P. T. B. Shaffer, "Metal-Matrix Radioactive Waste Forms Prepared by Electro-Chemical/Gravity Do-Deposition," Nuclear Technology 51: 97-99 (1980).

339. Komarneni, S. and R. Roy, "Superoverpack: Tailor-Made Mixtures of Zeolites and Clays," Scientific Basis for Nuclear Waste Management, 2:411-418. Ed. D.J.M. Northrup, Jr. Plenum Publishing Corp., New York (1980).

338. Roy, R., "Role of Materials Properties in Selecting the Best Method," in Crystal Growth: A Tutorial Approach. Proc., 3rd Intl. Summer School on Crystal Growth. Ed. W. Bardsley, D.T.J. Hurle and J.B. Mullin, North Holland Series in Crystal Growth 2. North Holland Publishing Company, Amsterdam (1979).

337. Roy, R., "Stabilities of Alternate Waste Forms," Proc. Conf. on High-Level Radioactive Solid Waste Forms, Denver, CO. pp. 757-773. U.S. Nuclear Regulatory Commission (1978).

336. Roy, R., "Science Underlying Radioactive Waste Management: Status and Needs," Scientific Basis for Nuclear Waste Management 1:1-20. Ed. G.J. McCarthy, Plenum Publishing Corp., New York (1979).

335. Roy, R., "Nuclear Wastes: A Solid Solution," The Sciences 19(5):12-19 (1979).

334. Roy, R., "Step-Function Increase of Significance of Waste Form in RWM Strategy," Proc., Symp. on Waste Management, Tucson, AZ. Ed. R.G. Post, pp. 381-395 (1979).

333. Shimada, M., Noriyuki O., M. Koizumi, F. Dachille and R. Roy, "Crystallization and Sintering of Amorphous Si3N4 Under Pressure," Ceram. Bull. 58:519-521 (1979).

332. Roy, D. M., L. E. Drafall and R. Roy, "Crystal Chemistry, Crystal Growth, and Phase Equilibria of Apatites, Chapter IV," in Phase Diagrams: Materials Science and Technology, Ed. Allen M. Alper, Academic Press, New York (1978).

331. Gilbert, L.R., R. Messier and R. Roy, "Black Germanium Solar Selective Absorber Surfaces," Thin Solid Films 54:149-157 (1978).

330. Gilbert, L. R., R. Messier and R. Roy, "Superconducting BaPb1-xBixO3 Ceramic Films Prepared by R.F. Sputtering," Thin Solid Films 54:129-136 (1978).

329. McCarthy, G. J., W. B. White, R. Roy, B. E. Scheetz, S. Komarneni, D. K. Smith and D. M. Roy, "Interactions Between Nuclear Waste and Surrounding Rock," Nature 273:216-217 (1978).

328. Messier, R. and R. Roy, "RF-Sputtered Fe-O Films: Vapor Species Control in Non-Crystalline Solid Formation," J. Non-Crystalline Solids 28:107-121 (1978).

327. Neurgaonkar, R.R. and R. Roy, "Phase Relations in the WO2-V2WO6 System," Inorg. Chem. 16:3349 (1977).

326. Roy, D. M., R. R. Neurgaonkar, T. P. O’Holleran and R. Roy, "Preparation of Fine Oxide Powders by Evaporation Decomposition of Solutions," Ceramic Bull. 56:1023-1024 (1977).

325. Roy, R. , "Rational Molecular Engineering of Ceramic Materials," J. Amer. Ceram. Soc. 60: 350-363 (1977).

324. Neurgaonkar, R. R. and R. Roy, "Structural and Thermal Studies on the V1-2xMx3+NbxO2 and V1-2xMx2+Mx6+O2 Systems," J. Inorg. Nucl. Chem. 39:787-791 (1977).

323. Marinkovic, Z. and R. Roy, "Preparation and Properties of Sputtered 'Glassy' Carbon Films," Carbon 14:329-331 (1976).

322. Neurgaonkar, R. R. and R. Roy, "Effects of M23+TeO6 Substitutions on the Crystal Structure and Transition Temperature of VO2," Inorganic Chemistry 15:2809 (1976).

321. Messier, R., T. Takamori and R. Roy, "Structure-Composition Variation in rf-sputtered Films of Ge Caused by Process Parameter Changes," J. Vac. Sci. Tech. 13:1060 (1976).

320. Clark, J. B., F. Dachille and R. Roy, "Resistance Measurements at High Pressure in the System BaPb1-xBixO3," Solid State Commun. 19:989-991 (1976).

319. Rogowski, D. A. and R. Roy, "Composition versus ao and Tc Relations in Superconducting 'Nb3Ge' Thin Films," J. Appl. Phys. 47(10):4635-4642 (1976).

318. Takamori, T., R. Messier and R. Roy, "Phenomenology of the 'Explosive' Crystallization of Sputtered Non-Crystalline Germanium Films," J. Mat. Sci. 8:1809-1816 (1973).

317. Maltsev, V. and R. Roy, "Nb6(GaAs), Nb6(InSb) and Nb6(GaP) New 'half-breed' Ternary Superconductors," J. Mat. Sci. 11:1178-1180 (1976).

316. Roy, R. and D. A. Rogowski, "Round Robin Study of Tc Measurement on Superconducting ‘Nb3Ge’ Thin Films," Phys. Lett. A 51(1):60-62 (1976).

315. Ehrburger, F. and R. Roy, "A New Method for Preparing Rare Earth Monosulfides," J. of Solid State Chem. 18:201-202 (1976).

314. Roy, R. and D. A. Rogowski, "Effect of Lattice Disorder and Strain on Tc in Sputtered 'Nb3Ge' Thin Films," Mat. Res. Bull. 11:757-760 (1976).

313. Rogowski, D. A. and R. Roy, "Chemical Bonding and High Tc in 'Nb3Ge' Sputtered Films," Applied Physics Letters 28:557-559 (1976).

312. Neurgaonkar, R.R. and R. Roy, "Structural and Thermal Properties of the Phase V1-xCr2x/3Mx/3O2 M = W6+ or Mo6+," Mat. Res. Bull. 11z:361-368 (1976).

311. Marinkovic, Z. and R. Roy, "Influence of Deposition Conditions and Substrate Structure on the Structure of Sputtered Tellurium Films," Thin Solid Films 24:355-359 (1974).

310. Katz, G. and R. Roy, "The Topotaxy of the Solid-State Crystal Growth of the Spinel MgGaO4 from Its Constituent Oxides," Acta Crystallographic, Vol. A31, 654-660 (1975).

309. Takamori, T. and R. Roy, "Metastable Modification of SrSiO3," J. Am. Ceram. Soc. 58:348 (1975).

308. White, W. B. and R. Roy, "The System Chromium-Oxygen at High Oxygen Pressures,"Geochimica et Cosmochimica Acta 39:803-817 (1975).

307. Gallagher, S. A. and R. Roy, "Binary Carbide 'Glasses,'" J. Am. Ceram. Soc. 58:255-256 (1975).

306. Roy, R., P. F. Carcia, R. Messier and D. Rogowski, "The Effect of Composition on the Superconducting Transition Temperature in NbNxOy," Mat. Res. Bull. 10:379-382 (1975).

305. Messier, R., T. Takamori and R. Roy, "Observations of the 'Explosive' Crystallization of Non-Crystalline Ge," Solid State Communications 16:311-314 (1975).

304. McCauley, J. W. and R. Roy, "Controlled Nucleation and Crystal Growth of Various CaCO3 Phases by the Silica Gel Technique," Am. Mineralogist 59:947-963 (1974).

303. Newnham, R. E. and R. Roy, "Structural Characterization of Solids," Treatise on Solid State Chemistry, Vol. 1, The Chemical Structure of Solids, 437-529. Ed. N. Bruce Hannay. Plenum Press, NY (1974).

302. Houlihan, J. F. and R. Roy, "Lattice Energies of TinO2n-1 Phases and the Related Homologs VnO2n-1 and Tin-2Cr2O2n-1 Calculated from Crystal-Chemical Parameters," J. Am. Ceram. Soc. 57:234-235 (1974).

301. Takamori, T., R. Messier and R. Roy, "Triboluminescence on 'Explosive' Crystallization of Non-Crystalline Germanium Films," J. Mat. Sci. 9:159 (1974).

300. Muller, O. and R. Roy, "The Major Ternary Structural Families," Springer-Verlag, Heidelberg, Germany (1974).

299. Roy, R., "Structure of Silica Glass," Science 184:91-92 (1974).

298. Takamori, T. and R. Roy, "Rapid Crystallization of SiO2-Al2O3 Glasses," J. Am. Ceram. Soc. 56:639-644 (1973).

297. Messier, R., A. K. Sarkar and R. Roy, "New Metal-Rich Germanide and Carbide Non-Crystalline Solids," Mat. Res. Bull. 9:157-166 (1974).

296. Sweet, J. R., W. B. White, E. W. White and R. Roy, "Structural and Mineralogical Investigations of Lunar Glasses and Terrestrial Glasses by Raman Spectroscopy," Proc., 4th Lunar Science Conf. (Supplement 4, Geochimica et Cosmochimica Acta) 1: 389-396 (1973).

295. Roy, R., "A Syncretist Classification of Phase Transitions," Proc., Conf. on Phase Transitions and Their Applications in Materials Science, pp. 13-27. Ed. L.E. Cross, Pergamon Press, New York (1973).

294. Frushour, R. H. and R. Roy, "Studies of the Kinetics of [NaCl]-[CsCl] Transitions," J. Appl. Phys. 44:4417-4423 (1973).

293. Muller, O. and R. Roy, "Phase Transitions Among the ABX4 Compounds," Zeits. für Krist. 138:237-253 (1973).

292. Balgord, W. D. and R. Roy, "Crystal Chemical Relationships in the Analcite Family. II. Influence of Temperature and PH2O on Structure," Molecular Sieves, 189-199. Ed. W.M. Meier and J.B. Uytterhoeven. American Chemical Society, Washington, DC (1973).

291. Roy, R., "New Ceramic Materials Produced by Novel Processing Techniques," Proc., Conf. on the Silicate Industry. Budapest, pp. 1005-1017 (1973); Reprinted in Powder Metallurgy International 6:25-28 (1974); Keramische Zeits. 26:386-389 (1974).

290. Takamori, T. and R. Roy, "Splat-Cooling in Controlled Atmospheres," J. Non-Cryst. Solids 11:251-254 (1972).

289. Takamori, T. and R. Roy, "Effect of Oxygen on Structural Properties of Quenched Ge-Te Melts," J. Mat. Sci. 8:415-522 (1973).

288. Katz, G. and R. Roy, "Comments on Precipitation in Crystalline Solids," Ceram. Bull. 52:84 (1973).

287. Vedam, K. and R. Roy, "Memorial of Chandrasekhara Venkata Raman," Am. Mineral. 57:652-656 (1972).

286. Roy, R., "University-Industry Interaction Patterns," Science 178:955-960 (1972).

285. Takamori, T., R. Messier and R. Roy, "New Non-Crystalline Germanium which Crystallizes 'Explosively' at Room Temperature," Appl. Phys. Lett. 20: 201-203 (1972).

284. Fabel, G. W., W. B. White, E. W. White and R. Roy, "Structure of Lunar Glasses by Raman and Soft X-ray Spectroscopy," Proc., 3rd Lunar Science Conf. (Supplement 3, Geochimica et Cosmochimica Acta) 1:939-951. Ed. Elbert A. King, Jr. The M.I.T. Press, Cambridge, MA (1972).

283. Roy, R. and W. B. White, "Growth of Titanium Oxide Crystals of Controlled Stoichiometry and Order," J. Crystal Growth 13:78-83 (1972).

282. Messier, R., T. Takamori and R. Roy, "Structural Differences Among Different Non-crystalline Ge-Te Phases," J. Non-Crystalline Solids 8-10:816-822 (1972).

281. Balgord, W. D. and R. Roy, "Crystal Chemical Relationships in the Analcite Family. I. Synthesis and Cation Exchange Behavior," Advances in Chemistry Series, No. 101, Molecular Sieve Zeolites--I. Copyrighted by Am. Chem. Soc. (1971).

280. Roy, R., "Alternative to the Random Network Structure for Glass: Nonuniformity as a General Condition," Advances in Nucleation and Crystallization in Glass, pp. 51-60. Ed. L.L. Hench and S.W. Freiman. American Ceramic Society (1971).

279. Takamori, T. and R. Roy, "Crystallization Temperature--A New Parameter to Characterize Noncrystalline Oxide Materials," Advances in Nucleation and Crystallization in Glass, pp. 173-182. Ed. L.L. Hench and S.W. Freiman. American Ceramic Society (1971).

278. Roy, R., "Applied Research Needs New Funding Scheme," Chem. Engg. News 49:12-17 (1971).

277. Roy, R. and S. Theokritoff, "Crystal Growth of Metastable Phases," J. Crystal Growth 12:69-72 (1972).

276. Porter, V.R., W. B. White and R. Roy, "Optical Spectra of the Intermediate Oxices of Titanium, Vanadium, Molybdenum and Tungsten," J. Solid State Chem. 4:250-254 (1972).

275. Bhardwaj, M.C. and R. Roy, "Effect of High Pressure on Crystalline Solubility in the System NaCl-KCl," Phys. Chem. Solids 32:1603-1607 (1971).

274. McCarthy, G.J., R. Roy and J.M. McKay, "Preliminary Study of Low-Temperature ‘Glass’ Fabrication from Noncrystalline Silicas," J. Am. Ceram. Soc. 54:637-638 (1971).

273. McCarthy, G.J. and R. Roy, "Gel Route to Homogeneous Glass Preparation: II. Gelling and Desiccation," J. Am. Ceram. Soc. 54:639-640 (1971).

272. Faile, S. P. and R. Roy, "Strengthening of Glass by High-Pressure Ar Impregnation," J. Am. Ceram. Soc. 54:532 (1971).

271. Görz, H., E. W. White, R. Roy and G. G. Johnson, Jr., "Particle Size and Shape Distributions of Lunar Fines by CESEMI," Proc. of the Second Lunar Sci. Conf. 3:2021-2025, The M.I.T. Press (1971).

270. Roy, R., D. M. Roy, S. Kurtossy and S. P. Faile, "Lunar Glass I: Densification and Relaxation Studies," Proc. of the Second Lunar Sci. Conf. 3:2069-2078, The M.I.T. Press (1971).

269. White, W. B., E. W. White, H. Görz, H. K. Henisch, G. W. Fabel, R. Roy and J. N. Weber, "Physical Characterization of Lunar Glasses and Fines," Proc. of the Second Lunar Sci. Conf. 3:2213-2221, The M.I.T. Press (1971).

268. Frushour, R.H. and R. Roy, "Re-examination of the Quartz-Coesite Transition in Anvil Apparatus," J. Am. Ceram. Soc. 54:589-590 (1971).

267. Messier, R. and R. Roy, "Thermal Behavior of Noncrystalline Sputtered Films in the System Ge-Te," Mat. Res. Bull. 6:749-758 (1971).

266. Blinov, V. A. and R. Roy, "Synthesis and IR Absorption Spectra of Low- Temperature Modification of Spodumene," Translated from Izv. Akademii Nauk SSSR, Neorg. Mater. 5:811-812 (1969).

265. McCarthy, G. J., W. B. White and R. Roy, "Phase Equilibria in the 1375∞C Isotherm of the System Sr-Ti-O," J. Am. Ceram. Soc. 52:463-467 (1969).

264. Katz, G., A. W. Nicol and R. Roy, "Topotactic Precipitation of a b-Ga2O3 Crystalline Solution from a MgAl2O4-Ga2O3 Crystalline Solution," Zeits. für Krist. 130:338-404 (1969).

263. Mulay, I. L., R. Roy, B. E. Knox, N.H. Suhr and W.E. Delaney, "Trace-Metal Analysis of Cancerous and Non-Cancerous Human Tissues," J. National Cancer Institute 47:1-13 (1971).

262. Takamori, T., R. Roy, and G. J. McCarthy, "Observations of Surface-Nucleated Crystallization in Memory-Switching Glasses," J. Appl. Phys. 42:2577-2578 (1971).

261. Roy, D. M. and R. Roy, "The Carnegieite-Nepheline and Cristobalite Tridymite Transitions," Indian Mineral. 10:16-22 (1969).

260. Muller, O. and R. Roy, "Synthesis and Crystal Chemistry of Some New Complex Palladium Oxides," Advances in Chemistry Series No. 98 (Platinum Group Metals and Compounds). 28-38 (1971).

259. Strickler, D.W. and R. Roy, "A New Family of Photoconducting Oxide Glassy Materials," J. Mat. Sci. 6:200-207 (1971).

258. Vezzoli, G.C., F. Dachille and R. Roy, "Technique for Detecting High-Pressure Transitions in Insulators," J. Am. Ceram. Soc. 54:221-222 (1971).

257. Roy, R., "Materials Research, Materials Science and the Field of Materials," Materials Science and Engineering in the United States. Ed. R. Roy. The Pennsylvania State University Press, University Park and London, pp. 177, 115-123 (1970).

256. Nicol, A. W. and R. Roy, "Growth of Oxide Single Crystals by Topotactic Reaction," J. Mat. Sci. 5:1038-1042 (1970).

255. Zlomanov, V. P., W. B. White and R. Roy, "Phase Relations in the System Pb-Sn-Se," Metall. Trans. 2:121-124 (1971).

254. Sweet, J. R., W. B. White, H. K. Henisch and R. Roy, "Chemically Stimulated Luminescence in Rare Earth Oxides," Phys. Letters 33A:195-197 (1970).

253. Caslavska, V. and R. Roy, "Epitaxial Growth of Mn3O4 Single-Crystal Films," J. Appl. Phys. 41:825 (1970).

252. Sarjeant, P. T. and R. Roy, "Ti4+ Coordination in Glasses in RO-TiO2 Systems," J. Am. Ceram. Soc. 52:57-58 (1969).

251. Roy, R., "Comments on Report of Meeting, ‘National Colloquy on the Field of Materials,’" Mat. Sci. Eng. 5:354-355 (1969/70).

250. Takamori, T., R. Roy and G. J. McCarthy, "Structure of Memory-Switching Glasses I. Crystallization Temperature and Its Control in Ge-Te Glasses," Mat. Res. Bull. 5:529-540 (1970).

249. Roy, R., "Classification of Non-Crystalline Solids," J. of Non-Cryst. Solids 3: 33-40 (1970).

248. Berkes, J.S. and R. Roy, "Use of Ion Properties for the Prediction of the Phase Relations in a Binary System," Zeits. für Krist. 131:60-72 (1970).

247. Muller, O., F. Dachille, W.B. White and R. Roy, "Synthesis of a New High-Pressure Scheelite-Type Polymorph of Cadmium Chromate," Inorg. Chem. 9:410 (1970).

246. Muller, O. and R. Roy, "Synthesis and Crystal Structure of Cd2PtO4," J. of the Less-Common Metals (Short Communication) 20:161-163 (1970).

245. Katz, G. and R. Roy, "Solid State Crystal Growth of the Spinel MgGa2O4," J. Crystal Growth 6:221-227 (1970).

244. Muller, O., W. B. White and R. Roy, "X-ray Diffraction Study of the Chromates of Nickel, Magnesium and Cadmium," Zeits. für Krist. 130:112-120 (1969).

243. Vezzoli, G. C., F. Dachille and R. Roy, "The Melting Curve of Sulfur to 31 kbars," Inorg. Chem. 8:2658-2661 (1969).

242. Muller, O. and R. Roy, "Two New Ternary Copper-Platinum Oxides," J. Less-Common Metals 19:209-214 (1969).

241. Roy, R. and V. Caslavska, "Diphasic Structure of Switching and Memory Device ‘Glasses,’" Solid State Comm. 7:1467-1473 (1969).

240. Muller, O., R. E. Newnham and R. Roy, "Preliminary Study of New Crystalline Gold Oxides," J. Inorg. Nucl. Chem. 31:2966-2970 (1969).

239. Katz, G., A. W. Nicol and R. Roy, "New Topotaxy in Precipitation from Spinel," Nature 223:609-610 (1969).

238. Vezzoli, G. C., F. Dachille and R. Roy, "Sulfur Melting and Polymorphism under Pressure: Oulines of Fields for 12 Crystalline Phases," Science 166:218-221 (1969).

237. Muller, O., W. B. White and R. Roy, "Infrared Spectra of the Chromates of Magnesium, Nickel and Cadmium," Spectrochim. Acta 25A:1491-1499 (1969).

236. Diness, A. M. and R. Roy, "Massively Defective Crystalline Solutions in Fluorite-Structure Oxides: The Systems ThO2-Ln2O3 (Ln = La3+, Gd3+, Yb3+)," J. Mat. Sci. 4:613-624 (1969).

235. Katz, G., S. Kachi and R. Roy, "Gallium Ion Diffusion in Magnesium Oxide," Japanese J. Appl. Phys. 8:429-435 (1969).

234. Vezzoli, Gary C., F. Dachille and R. Roy, "High-Pressure Studies of Polymerization in Sulfur," J. Polymer Sci.: Part A-1 7:1557-1566 (1969).

233. Caslavska, V. and R. Roy, "Epitaxial Growth of SnO2 on Rutile Single Crystals," J. Appl. Phys. Communications 40:3414 (1969).

232. McCarthy, G. J., W. B. White and R. Roy, "Samarium Titanates, Strontium Samarium Titanates, and the Question of the Existence of Divalent Samarium in Oxides," Inorg. Chem. 8:1236-1239 (1969).

231. Roy, R., "Gel Route to Homogeneous Glass Preparation," J. Am. Ceram. Soc. 52:344 (1969).

230. Muller, O. and R. Roy, "A Crystal-Chemical Study of Some New Rare Earth-Rhenium Oxides," Mat. Res. Bull. 4:349-360 (1969).

229. Caslavska, V., D. W. Strickler and R. Roy, "Optimization of Properties of Photoconductive Oxide Glasses," J. Am. Ceram. Soc. 52:154-157 (1969).

228. Darrow, M. S., W. B. White and R. Roy, "Micro-Indentation Hardness Variation as a Function of Composition for Polycrystalline Solutions in the Systems PbS/PbTe, PbSe/PbTe, and PbS/PbSe," J. Mat. Sci. 4:313-319 (1969).

227. Weber, J. W., R. Greer, B. Voight, E. W. White and R. Roy, "Unusual Strength Properties of Echinoderm Calcite Related to Structure," J. Ultrastructure Research 26:355-366 (1969).

226. Sarjeant, P. T. and R. Roy, "Experimental Data on Formation of New Non- Crystalline Solid (NCS) Phases," Reactivity of Solids. Ed. J.W. Mitchell, R.C. Devries, R.W. Roberts and P. Cannon; John Wiley and Sons, Inc. pp.725-733 (1969).

225. Roy, R., "Neglected Role of Metastability in High Pressure Research," Reactivity of Solids. Ed. J.W. Mitchell, R.C. Devries, R.W. Roberts and P. Cannon; John Wiley and Sons, Inc. pp. 777-788 (1969).

224. Zeto, R. J. and R. Roy, "Kinetics of the GeO2(Quartz) Æ GeO2(Rutile) Transformation at Pressures of 30 kBar," Reactivity of Solids. Ed. J.W. Mitchell, R.C. DeVries, R.W. Roberts and P. Cannon; John Wiley and Sons, Inc., pp. 803-815 (1969).

223. Muller, O., R. Roy and W. B. White, "Phase Equilibria in the Systems NiO-Cr2O3-O2, MgO-Cr2O3-O2, and CdO-Cr2O3-O2 at High Oxygen Pressure," J. Am. Ceram. Soc. 51:693-699 (1968).

222. McCarthy, G. J., W. B. White and R. Roy, "Preparation and Structure of the Rare Earth Titanites," Mat. Res. Bull. 4:251-256 (1969).

221. McCarthy, G. J., W. B. White and R. Roy, "The System Eu-Ti-O: Phase Relations in a Portion of the 1400˚C Isotherm," J. Inorg. Nucl. Chem. 31:329-339 (1969).

220. Muller, O. and R. Roy, "Synthesis and Crystal Structure of Mg2PtO4 and Zn2PtO4," Mat. Res. Bull. 4:39-44 (1969).

219. Roy, R. and W. B. White, "High Temperature Solution (Flux) and High Pressure Solution (Hydrothermal) Crystal Growth," J. of Crystal Growth 3: 33-42 (1968).

218. Dachille, F., P. Y. Simons and R. Roy, "Pressure-Temperature Studies of Anatase, Brookite, Rutile and TiO2-11," Am. Mineral. 53:1929-1939 (1968).

217. Seck, H., F. Dachille and R. Roy, "High Pressure Polymorphism and Reactions of Dy2O3," Inorg. Chem. 8:165 (1969).

216. Aramaki, S. and R. Roy. Single-Crystal Growth of VO2 by Isothermal Flux-Evaporation. J. Mat. Sci. 3:643-645 (1968).

215. Datta, R. K. and R. Roy, "Order-Disorder in MgAl2O4. The Systems: MgAl2O4-LiAl5O8, MgAl2O4-NiCr2O4, MgAl2O4-NiAl2O4, and NiAl2O4ZnAl2O4," Am. Min. 53:1456-1475 (1968).

214. Denny, P. J. and R. Roy, "Cation Exchange Between Mixtures of Clay Minerals and a Zeolite and a Clay Mineral," Clays and Clay Minerals. Proc. of the 12th Natl. Conf. on Clays and Clay Minerals, Atlanta, GA, Sept. 30-Oct. 2, 1963; Pergamon Press, NY, 567-580 (1964).

213. Muller, O. and R. Roy, "Formation and Stability of the Platinum and Rhodium Oxides at High Oxygen Pressures and the Structures of Pt3O4, -PtO2 and RhO2," J. Less-Common Metals 16:129-146 (1968).

212. Caslavska, V., D. Strickler, D. Gibbon and R. Roy, "Two-Liquid Phase Structure of Photoconducting Oxide Glasses," J. Mat. Sci. 3:440-445 (1968).

211. Sarjeant, P. T. and R. Roy, "A New Approach to the Prediction of Glass Formation," Mat. Res. Bull. 3:265-280 (1968).

210. Barry, T. L. and R. Roy, "Effective Radius of a Vacany, and the Calculation of Solubility Limits in Crystals of Highly Ionic Phases of the NaCl Structure Type," Zeits. für Krist. 125:70-79 (1967).

209. White, W. B., F. Dachille and R. Roy, "High Pressure Polymorphism of As2O3 and Sb2O3," Zeits. für Krist. 125:450-458 (1967).

208. Datta, R. K. and R. Roy, "Synthesis of Cubic Nickel Orthosilicate," J. Am. Ceram. Soc. 50:684 (1967).

207. Barry, T. L., V. S. Stubican and R. Roy, "Decomposition Kinetics of CaYb2O4," J. Am. Ceram. Soc. 50:375-378 (1967).

206. Datta, R. D. and R. Roy, "Equilibrium Order-Disorder in Spinels," J. Am. Ceram. Soc. 50:578-583 (1967).

205. Sarjeant, P. T. and R. Roy, "Splat-Quenched Melts in the MgO-Al2O3 System," J. Appl. Phys. 38:4540-4542 (1967).

204. Sarjeant, P. T. and R. Roy, "New Glassy and Polymorphic Oxide Phases Using Rapid Quenching Techniques," J. Am. Ceram. Soc. 50:500-503 (1967).

203. White, W. B., R. Roy and J. McKay Crichton, "The ‘Alexandrite Effect’: An Optical Study," Am. Mineral. 52:867-871 (1967).

202. Roy, R. and R. T. Greer, "Proton Trapping in TiO2 and Simple Oxides," Solid State Comm. 5:109-111 (1967).

201. Barry, T. L. and R. Roy, "New Rare Earth-Alkaline Earth Oxide Compounds," J. Inorg. Nucl. Chem. 29:1243-1248 (1967).

200. Harvill, N. L. and R. Roy, "Habit of Hydrothermally Grown Rutile Structure Crystals in the Light of the Hartman Theory and Its Extension," Crystal Growth 563-567. Ed. S. Peiser, Pergamon Press (1966).

199. Barry, T. L. and R. Roy, "Defect Characterization in and Precipitation from CaO:Yb2O3 Crystalline Solutions," J. Am. Ceram. Soc. 50:105-108 (1967).

198. McCarthy, G.J., W. B. White and R. Roy, "Preparation of Sm4(SiO4)3," J. Inorg. Nucl. Chem. 29:253-254 (1967).

197. Miller, R. O., F. Dachille and R. Roy, "High-Pressure Phase-Equilibrium Studies of CdS and MnS by Static and Cynamic Methods," J. Appl. Phys. 37:4913-4918 (1966).

196. Barry, T. L. and R. Roy, "Observations on Densification of Ionic Solids by Cold Pressing at Ultra-High Pressures," J. Canadian Ceram. Soc. 35:32-35 (1966).

195. Barry, T. L., V. S. Stubican and R. Roy, "Phase Equilibria in the System CaO-Yb2O3," J. Am. Ceram. Soc. 49:667-670 (1966).

194. Roy, R., "Application of the Isothermal Flux Evaporation Method," Mat. Res. Bull. 1:299-302 (1966).

193. Vedam, K., E.D.D. Schmit, M.B. Myers and R. Roy, "Precision Optical Measurements at High Pressures," ASME Proc. 66WAPT/3 (1967).

192. Robinson, L. B., W. B. White and R. Roy, "Growth of Transition Metal Oxide Crystals by Halide Vapour Hydrolysis," J. Mat. Sci. 1:336-345 (1966).

191. Vedam, K., D. L. Miller and R. Roy, "Elastic Constants of Selenium in the Hexagonal and Glassy Phases," J. Appl. Phys. 37:3432-3434 (1966).

190. Darrow, M. W., W. B. White and R. Roy, "Phase Relations in the System PbS-PbTe," Trans. AIME 236:654-658 (1966).

189. Katz, G. and R. Roy, "Flux Growth and Characterization of b-Ga2O3 Single Crystals," J. Am. Ceram. Soc. 49:168-169 (1966).

188. Bates, C. H., W. B. White and R. Roy, "The Solubility of Transition Metal Oxides in Zinc Oxide and the Reflectance Spectra of Mn2+ and Fe2+ in Tetrahedral Fields," J. Inorg. Nucl. Chem. 28:397-405 (1966).

187. Roy, R. and J. N. Weber, "Stability-Metastability Relationships of Hydrous Minerals and their Importance in Designing Facilities for the Extraction of Water from Lunar Rocks and Minerals," Proc. 4rd Annual Meeting Working Group on Extraterrestrial Resources, 117-130 (1964).

186. Weber, J. N., R. Roy and R. T. Greer, "Serpentine as a Source of Water on the Moon: Thermodynamics and Kinetics of Dehydration and the Effects of Particle Size and Chemical Composition," Proc. 3rd Annual Meeting Working Group on Extraterrestrial Resources, 83-109 (1964).

185. Weber, J. N. and R. Roy, "Complex Stable ¤ Metastable Solid Reactions Illustrated with the Mg(OH)2 ¤ MgO Reaction," Am. J. Science 263:668-677 (1965).

184. Roy, R. and C. P. Buhsmer, "Effect of Neutron Bombardment on the Kinetics of Some Reconstructive Phase Transformations," Am. Mineral. 50:1473-1477 (1965).

183. Roy, R., "Ionic Crystalline Solutions with ‘Massive’ Concentrations of Point Defects," Reactivity of Solids (5th International Symposium, Munich), 321-333, Elsevier, Amsterdam (1965).

182. Cohen, H. M. and R. Roy, "Densification of Glass at Very High Pressure," Phys. and Chem. of Glasses 6:149-161 (1965).

181. Berkes, J. S., W. B. White and R. Roy, "Growth of Rutile of Controlled Composition from Borate Fluxes," J. Appl. Phys. 36:3276-3280 (1965).

180. Weber, N. J. and R. Roy, "Dehydroxylation of Kaolinite, Dickite and Halloysite: Heats of Reaction and Kinetics of Dehydration at PH2 = 15 psi," Am. Mineral. 50:1038-1044 (1965).

179. Katz, G. and R. Roy, "Exsolution of b-Ga2O3 Crystalline Solutions in the System MgAl2O4-Ga2O3," J. Am. Ceram. Soc. 48:450-452 (1965).

178. Roy, R. and A. M. Taylor, "Zeolite Studies. Part V. Dehydration Behavior of Na-P Zeolites and Some Ion-Exchanged Derivates," J. Chem. Soc. 4028-4043 (1965).

177. Majumdar, A. J. and R. Roy, "Test of the Applicability of the Clapeyron Relationship to a Few Cases of Solid-Solid Transitions," J. Inorg. Chem. 27: 1961-1973 (1965).

175. Datta, R. K. and R. Roy, "Stability of Ni2TiO4," Z. Krist. 121:410-417 (1965).

176. Majumdar, A. J. and R. Roy, "Polymorphism in Potassium Sulfate and Thallium Sulfate," J. Phys. Chem. 69(5):1684-1686 (1965).

174. Majumdar, A. J. and R. Roy, "P-T Dependence of the Sphalerite ¤ Wurtzite Inversion in ZnS," Am. Mineral. 50:1121-1125 (1965).

173. Stubican, V. S. and R. Roy, "Mechanism of the Precipitation of the Spinel from MgO-Al2O3 Solid Solutions," J. Phys. Chem. Sol. 26:1293-1297 (1965).

172. Nicol, A. W. and R. Roy, "Some Observations on the System Muscovite-Paragonite," Canad. J. Earth Sci. 2:401-405 (1965).

171. Bogardus, E. H. and R. Roy, "Effects of Strain Induced by Pressing and Grinding BaTiO3 and SiO2," J. Am. Ceram. Soc. 48:205-208 (1965).

170. Roy, R., "Quenchable Effects of High-Temperature, High Pressure Treatment on Nonmetallic Materials. Irreversible Effects of High Pressure and Temperature on Materials," Special Technical Publication No. 374, ASTM, Philadelphia, 3-21 (1965).

169. Weber, J. N. and R. Roy, "Dehydroxylation of Kaolinite, Dickite and Halloysite: DTA Curves under PH2O = 15-10,000 psi," J. Am. Ceram. Soc. 48: 309-311 (1965).

168. Diness, A. M. and R. Roy, "Experimental Confirmation of Major Change of Defect Type with Temperature and Composition in Ionic Solids," Solid State Comm. 3:123-125 (1965).

167. Roy, R., "Controlled PO2 Including High Oxygen Pressure Studies in Several Transition Metal-Oxygen Systems," Les Composes Oxygenes des elements de transition a l'etat solide, 27-32; Colloques Internationaux de la CNRA #149, Paris (1965).

166. Roy, R., "Parameters Necessary for Adequate Characterization of a Solid State Material," Physics Today 18:71-73 (1965).

165. Roy, R. and C. P. Buhsmer, "Influence of Neutron Irradiation on First-Order Displacive Transitions in Quartz and Cristobalite," J. Appl. Phys. 46:331 (1965).

164. Roy, D. M. and R. Roy, "Tridymite-Cristobalite Relations and Stable Solid Solutions," Am. Mineral. 49:952-962 (1964).

163. Short, J. M. and R. Roy, "Use of Interdiffusion to Determine Crystalline Solubility in Alkali Halide Systems," J. Am. Ceram. Soc. 47:149-151 (1964).

162. Bates, C. H., F. Dachille and R. Roy, "High Pressure Transitions of Germanium and a New High Pressure Form of Germanium," Science 147: 860-962 (1964).

161. White, W. B. and R. Roy, "Infrared Spectra-Crystal Structure Correlations: II. Comparison of Simple Polymorphic Minerals," Am. Mineral. 49:1670-1687 (1964).

160. Nair, M., W. B. White and R. Roy, "Oxygen Solubility in Glasses," J. Am. Ceram. Soc. 48:52 (1965).

159. Short, J. M. and R. Roy, "Diffusion in Defect Crystalline Solutions," J. Phys. Chem. 68:3077-3078 (1954).

158. White, E. W. and R. Roy, "Silicon Valence in SiO Films Studied by X-ray Emission," Solid State Comm. 2:151-152 (1964).

157. Phillips, B. and R. Roy, "Controlled Phase Separation due to Metastable Liquid Immiscibility in Silicate Systems," Phys. Chem. of Glasses 5:172-175 (1964).

156. Majumdar, A. J., H. A. McKinstry and R. Roy, "Thermodynamic Parameters for the a-b Quartz and a-b Cristobalite Transitions," J. Phys. Chem. Sol. 25: 1487-1489 (1964).

155. Muller, O., W. B. White and R. Roy, "Crystal Chemistry of Some Technetium-Containing Compounds," J. Inorg. Nucl. Chem. 26:2075-2086 (1964).

154. Roy, R. and W. B. White, "Recent Data on High Temperature-High Pressure Phase Transformations," High Temperature Technology 235-353, Butterworths, London (1964).

153. Taylor, A. M. and R. Roy, "Zeolite Studies IV: Na-P Zeolites and the Ion-Exchanged Derivatives of Tetragonal Na-P," Am. Mineral. 49:656-682 (1964).

152. Crowley, M. S. and R. Roy, "Crystalline Solubility in the Muscovite and Phlogopite Groups," Am. Mineral. 49:348-362 (1964).

151. Miller, W. S., F. Dachille, E. C. Shafer and R. Roy, "The System GeO2-SiO2," Am. Mineral. 48:1024-1032 (1964).

150. Roy, D. M. and R. Roy, "Controlled Massively Defective Crystalline Solutions with the Fluorite Structure," J. Electrochem. Soc. 111:421-429 (1964).

149. White, W. B. and R. Roy, "Phase Relations in the System Lead-Oxygen," J. Am. Ceram. Soc. 47(5):242-249 (1964).

148. Roy, R., "Thermal Dehydration of Clays and Zeolites," Epitoanyag 16:41-48 (1964). (In Hungarian.) Proc. 7th Conf. on the Silicate Industry. Budapest, 141-154 (1964). (In English.)

147. Datta, R. K. and R. Roy, "Order Disorder in Spinel (Normal-Inverse Types)," Encyclopedia of X-rays and g-rays, Ed. G.L. Clark, Reinhold 1018-1022 (1963).

146. Bogardus, E. H. and R. Roy, "Residual Stresses in Two-Phase Systems as Determined by Changes in Transition Temperature," J. Am. Ceram. Soc. 46: 573-576 (1963).

145. Stubican, V. and R. Roy, "High-pressure Scheelite-structure Polymorphs of Rare-Earth Vanadates and Arsenates," Zeits. für Krist 119:90-97 (1963).

144. Iiyama, J. T. and R. Roy, "Unusually Stable Saponite in the System Na2O-MgO-Al2O3-SiO2," Clays Min. Bull. 5:161-171 (1963).

143. Warshaw, I. and R. Roy, "Crystal Chemistry of Rare Earth Sesquioxides, Aluminates and Silicates," Progress in Chemistry and Technology of the Rare Earths. I, 203-221 Pergamon Press, London (1963).

142. Aramaki, S. and R. Roy, "A New Polymorph of Al2SiO5 and Further Studies in the System Al2O3-SiO2-H2O," Am. Mineral. 48:1322-1347 (1963).

141. Hawkins, D.B. and R. Roy, "Experimental Hydrothermal Studies on Rock Alteration and Clay Mineral Formation," Geochim. Cosmochim. Acta 27:1047-1054 (1963).

140. Datta, R.K. and R. Roy, "Phase Transitions in LiAl5O8," J. Am. Ceram. Soc. 46:388-390 (1973).

139. Short, J. and R. Roy, "Confirmation of Defect Character in Calcium Fluoride-Yttrium Fluoride Crystalline Solutions," J. Phys. Chem. 67:1860-1861 (1963).

138. Hawkins, D. B. and R. Roy, "Distribution of Trace Elements Between Clays and Zeolites Formed by Hydrothermal Alteration of Synthetic Basalts," Geochim. Cosmochim. Acta 27, 785-795 (1963).

137. Roy, R., "Crystal Chemistry in Research on Ionic Solids," Gordon & Breach, Science Publishers, New York, NY. 45-76 (1963).

136. Stubican, V. S. and R. Roy, "Relation of Equilibrium Phase-Transition Pressure to Ionic Radii," J. Appl. Phys. 34:1888-1890 (1963).

135. Dachille, F., R. J. Zeto and R. Roy, "Coesite and Stishovite: Stepwise Reversal Transformations," Science 140:991-993 (1963).

134. Myers, M.B., F. Dachille and R. Roy, "Pressure Multiplication Effect in Opposed-Anvil Configurations," Rev. Sci. Inst. 34:401-402 (1963).

133. Iiyama, J. T. and R. Roy, "Controlled Synthesis of Heteropolytypic (Mixed Layer) Clay Minerals," Clays and Clay Minerals 10:4-22 Pergamon Press (1963).

132. Myers, M., F. Dachille and R. Roy, "Contribution to Calibration of High Pressure Systems from Studies in Opposed-Anvil Apparatus. High Pressure Measurement," Giardini and Lloyd, 17-33 (1963).

131. Dachille, F. and R. Roy, "Modifications of Opposed Anvil Devices. The Physics and Chemistry of High Pressures," Society for Chemical Industry, London, England, 77-84 (1962).

130. Cohen, H.M. and R. Roy, "Effects of High Pressure on Glass. The Physics and Chemistry of High Pressures," Society for Chemical Industry, London, England, 133-139 (1962).

129. Dachille, F. and R. Roy. "Effectiveness of Shearing Stresses in Accelerating Solid Phase Reactions at Low Temperatures and High Pressures," J. Geol. 72: 243-247 (1964).

128. Stubican, V. and R. Roy, "Boron Substitution in Synthetic Micas and Clays," Am. Mineral. 47:1166-1173 (1962).

127. Hawkins, D.B. and R. Roy., "Electrolytic Synthesis of Kaolinite Under Hydrothermal Conditions," J. Am. Ceram. Soc. 45: 507-508 (1962).

126. Roy, R., "Influence of Pressure and Strain in the Polymorphism of Ca2SiO4," Proc. 4th Intl. Symp. Chem. of Cement. 29-31 (1962).

125. Roy, D. M. and R. Roy, "Crystalline Solubility and Zeolitic Behavior in Garnet Phases in the System CaO-Al2O3-SiO2-H2O," Proc. 4th Intl. Symp. Chem. of Cement, Washington, DC, 307-314 (1962).

124. Bates, C. H., W. B. White and R. Roy, "New High-Pressure Polymorph of Zinc Oxide," Science 137:993 (1962).

123. Cohen, H.M. and R. Roy, "Reply to ‘Comments on Effects of Ultrahigh Pressures on Glass,’" J. Am. Ceram. Soc. 45:398-399 (1962).

122. Roy, R., "Phase Equilibria and the Crystallization of Glass. Symp. on Nucleation and Crystallization in Glasses and Melts," Ed. Reser et al., Am. Ceram. Soc. 39-45 (1962).

121. Warshaw, I. and R. Roy, "A New Family of Rare Earth Compounds," J. Inorg. Chem. 1:719 (1962).

120. Aramaki, S. and R. Roy, "Revised Phase Diagram for the System Al2O3-SiO2," J. Am. Ceram. Soc. 45:229-242 (1962).

119. Aleshin, E. and R. Roy, "Crystal Chemistry of Pyrochlore," J. Am. Ceram. Soc. 45:18-25 (1962).

118. Roy, R., "The Preparation and Properties of Synthetic Clay Minerals," Colloques Int'l. du Centre National de la Recherche Scientifique Paris 105:83-99 (1961).

117. Stubican, V. and R. Roy, "Infrared Spectra of Layer-Structure Silicates," J. Am. Ceram. Soc. 44:625-627 (1961).

116. Warshaw, I. and R. Roy, "Polymorphism of the Rare Earth Sesquioxides," J. Phys. Chem. 65:2048-2051 (1961).

115. Cohen, H.M. and R. Roy "Effects of Ultrahigh Pressures on Glass," J. Am. Ceram. Soc. 44:523-524 (1961).

114. Warshaw, C. M. and R. Roy, "Classification and a Scheme for the Identification of Layer Silicates," Bull. G.S.A. 72:1455-1492 (1961).

113. Stubican, V. and R. Roy, "Proton Retention in Heated 1:1 Clays Studies by Infrared Spectroscopy, Weight Loss and Deuterium Uptake," J. Phys. Chem. 65:1348-1351 (1961).

112. Stubican, V. and R. Roy, "A New Approach to Assignment of Infrared Absorption Bands in Layer-Structure Silicates," Zeits. für Krist. 115:200-214 (1961).

111. Warshaw, I. and R. Roy, "Thermal Expansion Measurements from Nonindexed High-Temperature X-ray Powder Patterns," J. Am. Ceram. Soc. 44:196 (1961).

110. Datta, R. K. and R. Roy, "Dependence on Temperature of the Distribution of Cations in Oxide Spinels," Nature 191:169-170 (1961).

109. Roy, R. and H. M. Cohen, "Effects of High Pressure on Glass: A Possible Piezometer for the 100-Kilobar Region," Nature 190:798-799 (1961).

108. Roy, R., "Comment on Growth and Properties of Colored Quartz," Am. Mineral. 46:446-447 (1961).

107. Strickley, D. W. and R. Roy, "Studies in the System Li2O-Al2O3-Fe2O3-H2O," J. Am. Ceram. Soc. 44:225-230 (1961).

106. White, W. B., F. Dachille and R. Roy, "High Pressure-High Temperature Polymorphism of the Oxides of Lead," J. Am. Ceram. Soc. 44:170-174 (1961).

105. Glasser, F. P., L. S. Dent and R. Roy, "The System CdO-H2O," J. Inorg. Nucl. Chem. 17:98-101 (1961).

104. Sreenivas, B. L. and R. Roy, "Observations on Cation Exchange in Some Manganese Minerals by Electrodialysis," Econ. Geol. 56:198-203 (1961).

103. Stubican, V. and R. Roy, "Isomorphous Substitution and Infrared Spectra of the Layer Lattice Silicates," Am. Mineral. 46:32-51 (1961).

102. Mumpton, F. A. and R. Roy, "Hydrothermal Stability Studies of the Zircon-Thorite Group," Geochim. et Cosmochim. Acta 21:217-238 (1961).

101. Dachille, F. and R. Roy, "Influence of 'Displacive-Shearing' Stresses on the Kinetics of Reconstructive Transformations Effected by Pressure in the Range 0-100,000 Bars," Reactivity of Solids. Elsevier, Amsterdam. 502-511 (1960).

100. Roy, R., "Metastable Liquid Immiscibility and Subsolidus Nucleation," J. Am. Ceram. Soc. 43:670-671 (1960).

99. Hoss, H. and R. Roy, "Zeolite Studies III: On Natural Phillipsite, Gismondite, Harmotome, Chabazite, and Bmelinite," Heidelberger Beitrage zur Mineräl. und Petrog. 7:389-408 (1960).

98. Klingsberg, C. and R. Roy, "Solid-Solid and Solid-Vapor Reactions and a New Phase in the System Mn-O," J. Am. Ceram. Soc. 43:620-626 (1960).

97. Gentile, A.L. and R. Roy, "Isomorphism and Crystalline Solubility in the Garnet Family," Am. Mineral. 45:701-711 (1960).

96. Dachille, F. and R. Roy, "High Pressure Phenomena," McGraw-Hill Encyclopedia of Science and Technology. McGraw-Hill Book Co., Inc., 55:441-446 (1960).

95. Warshaw, C. M., P. E. Rosenberg and R. Roy, "Changes Effected in Layer Silicates by Heating Below 550˚C," Clay Min. Bull. 4: 113-126 (1960).

94. Mumpton, F. A. and R. Roy, "Low Tempertaure Equilibria Among ZrO2, ThO2 and UO2," J. Am. Ceram. Soc. 43:234-240 (1960).

93. Glasser, F. P., I. Warshaw and R. Roy, "Liquid Immiscibility in Silicate Systems," Phys. and Chem. of Glasses 1: 39-45 (1960).

92. Dachille, F. and R. Roy, "High Pressure Phase Transformations in Laboratory Mechanical Mixers and Mortars," Nature 186:34 (1960).

91. Dachille, F. and R. Roy, "High Pressure Studies of the System Mg2GeO4-Mg2SiO4 with Special Reference to the Olivine-Spinel Transition," Am. J. Sci. 258:225-246 (1960).

90. Buckner, D. A., D. M. Roy and R. Roy, "Studies in the System CaO-Al2O3-SiO2-H2O. II. The System CaSiO3-H2O," Am. J. Sci. 258:132-147 (1960).

89. Buckner, D. A. and R. Roy, "Note on a Subsolidus Study of the System CaSiO3-SrSiO3," J. Am. Ceram. Soc. 43:52-53 (1960).

88. Crowley, M. S. and R. Roy, "Crowley, M. S. and R. Roy. The Effect of Formation Pressures on Sheet Structures—a Possible Case of Al-Si Ordering," Geochim. Cosmochim. Acta. 18:94-100 (1959).

87. Dachille, F. and R. Roy, "The Use of Infra-Red Absorption and Molar Refractivity to Check Coordination," Zeits. für Krist. 3:462-470 (1959).

86. Dachille, F. and R. Roy, "High Pressure Region of the Silica Isotypes," Zeits. für Krist. 3: 451-461 (1959).

85. Koizumi, M. and R. Roy, "Zeolite Studies. I. Synthesis and Stability of the Calcium Zeolites," J. Geol. 68: 41-53 (1959).

84. Aramaki, S. and R. Roy, "The Mullite-Corundum Boundary in the Systems MgO-Al2O3-SiO2 and CaO-Al2O3-SiO2," J. Am. Ceram. Soc. 42:644-645 (1959).

83. Aramaki, S. and R. Roy, "Revised Equilibrium Diagram for the System Al2O3-SiO2," Nature 184:631-632 (1959).

82. Shafer, M. W. and R. Roy, "Rare-Earth Polymorphism and Phase Equilibria in Rare-Earth Oxide-Water Systems," J. Am. Ceram. Soc. 42:563-570 (1959).

81. Majumdar, A. and R. Roy, "Experimental Study of Polymorphism of AgI," J. Phys. Chem. 63: 1858 (1959).

80. Roy, R., A. J. Majumdar and C. W. Hulbe, "The Ag2S and Ag2Se Transitions as Geologic Thermometers," Econ. Geol. 54:1278-1280 (1959).

79. Shafer, M. W. and R. Roy, "Phase Equilibria in the System Na2O-Nb2O5," J. Am. Ceram. Soc. 42:482-486 (1959).

78. Klingsberg, C. and R. Roy, "Stability and Inconvertibility of Phases in the System Mn-O-OH," Am. Mineral. 44:819-838 (1959).

77. Koizumi, M. and R. Roy, "Synthetic Montmorillonoids with Variable Exchange Capacity," Am. Mineral. 44:788-805 (1959).

76. Warshaw, I. and R. Roy, "Stable and Metastable Equilibria in the Systems Y2O3-Al2O3 and Gd2O3-Fe2O," J. Am. Ceram. Soc. 42:434-438 (1959).

75. Roy, R., "Silica O, a New Common Form of Silica," Zeits. für Krist. 3:185-189 (1959).

74. Dachille, F. and R. Roy "The Spinel-Olivine Inversion in Mg2GeO4," Nature 183:1257 (1959).

73. Dachille, F. and R. Roy, "New High-Pressure Form of B2O3 and Inferences on Cation Coordination from Infrared Spectroscopy," J. Am. Ceram. Soc. 41:78-80 (1959).

72. Crowley, M. S. and R. Roy, "Equilibrium and Pseudo Equilibrium Low-Temperature Dehydration of Montmorillonoids," J. Am. Ceram. Soc. 42:16-20 (1959).

71. Isaacs, T. and R. Roy, "The a-b Inversions in Eycryptite and Spodumene," Geochim. et Cosmo. Acta 15:213-217 (1958).

70. DeVries, R. C. and R. Roy, "The Influence of Ionic Substitution on the Stability of Micas and Chlorites," Econ. Geol. 53:958-965 (1958).

69. Mumpton, F. A. and R. Roy, "New Data on Sepiolite and Attapulgite," Reprinted from Proc. 5th Natl. Conf. Clays and Clay Minerals, Nat. Res. Council Pub. 566:136-143 (1958).

68. Hill, V. G. and R. Roy, "Silica Structure Studies. V. The Variable Inversion in Cristobalite," J. Am. Ceram. Soc. 41:532-537 (1958).

67. Hill, V. G. and R. Roy, "Silica Structure Studies. VI. On Tridymites," Trans. Brit. Ceram. Soc. 57:496-510 (1958).

64. Roy, R. and F. A. Mumpton, "Weathering Studies: 2. A Note on the Conversion of Phlogopite to Septechlorite," J. Geol. 66:323-326 (1958).

66. Nelson, B.W. and R. Roy, "Synthesis of the Chlorites and Their Structural and Chemical Constitution," Am. Mineral. 43:707-725 (1958).

65. Shafer, M.W. and R. Roy, "The Polymorphism of Nb2O5,"Zeits. für Krist. 110:41-248 (1958).

63. Roy, R., "Acceptance of the Mineralogical Society of America Award," Am. Mineral. 43:344-348 (1958).

62. Klingsberg, C. and R. Roy, "Ramsdellite: Newly Observed in Minnesota," Econ. Geol. 52:574-577 (1957).

61. Roy, R. and L. A. Romo, "WeatheringStudies. I. New Data on Vermiculite," J. Geol. 65:603-610 (1957).

60. Klingsberg, C. and R. Roy, "Synthesis, Stability and Polytypism of Nickel and Gallium Phlogopites," Am. Mineral. 42:629-634 (1957).

59. Roy, D. M. and R. Roy, "A Re-determination of Equilibria in the System MgO-H2O, and Comments on Earlier Work," Am. J. Sci. 255:573-582 (1957)

58. Kalousek, G. L. and R. Roy, "Crystal Chemistry of Hydrous Calcium Silicates: II. Characterization of Interlayer Water," J. Am. Ceram. Soc. 40:236-239 (1957)

57. Rase, D. E. and R. Roy, "Phase Relations in the System BaCl2-BaTiO3," J. Phys. Chem. 61:744-747 (1957)

56. Roy, D. M. and R. Roy, "Hydrogen-Deuterium Exchange in Clays and Problems in the Assignment of Infra-red Frequencies in the Hydroxyl Region," Geochim. et Cosmo. Acta 11:72-85 (1957)

55. Shafer, E. C. and R. Roy, "Studies of Silica Structure Phases. III. New Data on the System AlPO4," Zeits. für Phys. Chemie, Neue Folge 11:30-40 (1957)

54. Sand, L. B., R. Roy and E. F. Osborn, "Stability Relations of Some Minerals in the Na2O-Al2O3-SiO2-H2O System," Econ. Geol. 52:169-179 (1957)

53. Romo, L. A. and R. Roy, "Studies of the Substitution of OH- by F- in Various Hydroxylic Minerals," Am. Mineral. 42:165-177 (1957)

52. Majumdar, A. J. and R. Roy, "The System CaO-Al2O3-H2O," J. Am. Ceram. Soc. 49:434-442 (1956)

51. Roy, R. and O.F. Tuttle, "Investigations Under Hydrothermal Conditions," Physics and Chemistry of the Earth 1:138-180, Pergamon Press (1956)

50. Roy, R., "Aids in Hydrothermal Experimentation: II. Methods of Making Mixtures for Both "Dry" and "Wet" Phase Equilibrium Studies," J. Am. Ceram. Soc. 49:145-146 (1956)

49. Shafer, M.W. and R. Roy, "Hydrothermal Study of Chromium Orthophosphate," J. Am. Chem. Soc. 78:1087-1089 (1956)

48. Majumdar, A. J. and R. Roy, "Fugacities and Free Energies of CO2 at High Pressures and Temperature," Geochim. et Cosmo. Acta 10:311-315 (1956)

47. Shafer, E.C., M.W. Shafer and R. Roy, "Studies of Silica Structure Phases: II. Data on FePO4, FeAsO4, MnPO4, BPO4, AlVO4 and Others," Zeits. für Krist. 108:263-275 (1956)

46. Shafer, E. C. and R. Roy, "Studies of Silica-Structure Phases: I. GaPO4, GaAsO4, and GaSbO4," J. Am. Ceram. Soc. 49:330-336 (1956)

45. Noda, T. and R. Roy, "OH-F Exchange in Fluorine Phlogopite," Am. Mineral. 41:929-931 (1956)

44. Roy, R. and G. W. Brindley, "A Study of the Hydrothermal Reconstitution of the Kaolin Minerals," Reprinted from Proc. 4th Natl. Conf. Clays and Clay Minerals, Nat. Res. Council Pub. 456:125-132 (1956)

43. Mumpton, F. A. and R. Roy, "The Influence of Ionic Substitution on the Hydrothermal Stability of Montmorillonoids," Reprinted from Proc. 4th Natl. Conf. Clays and Clay Minerals. Nat. Res. Council Pub. 456:337-339 (1956)

42. Roy, D. M. and R. Roy, "Hydrogen-Deuterium Exchange in Clays and Problems in the Assignment of Infrared Frequencies in the Hydroxyl Region," Reprinted from Proc. 4th Natl. Conf. Clays and Clay Minerals, Nat. Res. Council Pub. 456:82-84 (1956)

41. Roy, R. and L. B. Sand, "A Note on Some Properties of Synthetic Montmorillonites," Am. Mineral. 41:505-509 (1956)

40. Rase, D. E. and R. Roy, "Phase Equilibria in the System BaTiO3-SiO2," J. Am. Ceram. Soc. 38: 389-395 (1955)

39. DeVries, R. C., R. Roy and E. F. Osborn, "Phase Equilibria in the System CaO-TiO2-SiO2," J. Am. Ceram. Soc. 48:158-171 (1955)

38. DeVries, R. C. and R. Roy, "Phase Equilibria in the System BaTiO3-CaTiO3," J. Am. Ceram. Soc. 38:142-146 (1955)

37. Rase, D. E. and R. Roy, "Phase Equilibria in the System BaO-TiO2," J. Am. Ceram. Soc. 38:102-113 (1955)

36. Romo, L. A. and R. Roy, "Essais de Synthese des Mineraux Argileux dits a 'Couches Mixtes,'" Bull. Soc. Franc. Miner. Crist. 78:433-448 (1955)

35. Roy, R., D. M. Roy and E. E. Francis, "New Data on Thermal Decomposition of Kaolinite and Halloysite," J. Am. Ceram. Soc. 38:198-205 (1955)

34. Rase, D. E. and R. Roy, "On the Stability and Hydrothermal Synthesis of Benitoite," Am. Mineralogist 40:542-544 (1955)

33. Roy, D. M. and R. Roy, "Synthesis and Stability of Minerals in the System MgO-Al2O3-SiO2-H2O," Am. Mineralogist 40:147-148 (1955)

32. Roy, D. M. and R. Roy, "An Experimental Study of the Formation and Properties of Synthetic Serpentines and Related Layer Silicate Minerals," Am. Mineralogist 39:957-975 (1954)

31. DeVries, R. C. and R. Roy, "A Phase Diagram for the System Ti-TO2 Constructed from Data in the Literature," Bull. Am. Ceram. Soc. 33:370-372 (1954)

30. Roy, D. M., R. Roy and E. F. Osborn, "Fluoride Model Systems: IV. The Systems LiF-BeF2 and PbF2-BeF2," J. Am. Ceram. Soc. 37:300-305 (1954)

29. Roy, R. and E. F. Osborn, "The System Al2O3-SiO2-H2O," Am. Mineralogist 39:853-885 (1954)

28. DeVries, R. C., R. Roy and E. F. Osborn, "The System TiO2-SiO2," Trans. Brit. Ceram. Soc. 53:525-540 (1954)

27. DeVries, R. C., R. Roy and E. F. Osborn, "Phase Equilibria in the System CaO-TiO2," J. Phys. Chem. 58:1069-1073 (1954)

26. Roy, R. and M.W. Shafer, "Phases Present and Phase Equilibrium in the System In2O3-H2O," J. Phys. Chem. 58:372-375 (1954)

25. Roy, R., "Multiple Ion Substitution in the Perovskite Lattice," J. Am. Ceram. Soc. 37:581-588 (1954).

24. Keith, M. L. and R. Roy, "Structural Relations among Double Oxides of Trivalent Elements," Am. Mineralogist 39:1-23 (1954)

20. Roy, R. and H. A. McKinstry, "Concerning the So-called Y(OH)3 Type Structure of La(OH)3," Acta Crist. 6:365-366 (1953)

23. Shafer, M.W. and R. Roy, "Verbindungsbildung und Phasengleichgewicht in den Systemen Cr2O3-H2O, Sc2O3-H2O und Ti2O3-H2O," Zeits. für anorg. und allgem. Chemie, Bd. 276(Heft 5-6):275-288 (1954)

22. Roy, R. and E.E. Francis, "On the Distinction of Sillimanite from Mullite by Infra-Red Techniques," Am. Mineralogist 38:725-728 (1953)

21. Roy, D. M., R. Roy and E. F. Osborn, "The System MgO-Al2O3-H2O and Influence of Carbonate and Nitrate Ions on the Phase Equilibria," Am. J. Sci. 251:337-361 (1953)

19. DeVries, R. C. and R. Roy, "Fluoride Models for Oxide Systems of Dielectric Interest. The Systems KF-MgF2 and AgF-ZnF2," J. Am. Chem. Soc. 75:2479-2484 (1953)

18. Roy, D. M., R. Roy and E. F. Osborn, "Fluoride Model Systems: III. The System NaF-BeF2 and the Polymorphism of Na2BeF4 and BeF2," J. Am. Ceram. Soc. 36:185-190 (1953)

17. Counts, W. E., R. Roy and E. F. Osborn, "Fluoride Model Systems: II. The Binary Systems CaF2FeF2, MgF2-BeF2, and LiF-MgF2," J. Am. Ceram. Soc. 36:12-17 (1953)

16. Roy, R., "The Application of Phase Equilibrium Data to Certain Aspects of Clay Mineralogy," Proc. 2nd Natl. Conf. on Clays and Clay Minerals, NAS-NRC 124-140 (1953)

15. Roy, R., V. G. Hill and E. F. Osborn, "Polymorphs of Alumina and Gallis," Ind. and Eng. Chem. 45:819-820 (1953)

14. Roy, R. and E. F. Osborn, "Some Simple Aids in the Hydrothermal Investigation of Mineral Systems," Econ. Geol. 47:717-721 (1952)

13. Nelson, B. W. and R. Roy, "New Data on the Composition and Identification of Chlorites," Proc. 2nd Natl. Conf. on Clays and Clay Minerals, NAS-NRC 335-348 (1952)

12. Roy, R., "Synthetic Mica, A Critical Examination of the Literature," Owens Corning Fiberglass Corp., ONR Contract No. 47, ONR-475, 1-72 (1952)

11. Roy, R., V. G. Hill and E. F. Osborn, "Polymorphism of Ga2O3 and the System Ga2O3-H2O," J. Am. Chem. Soc. 74:719-722 (1952)

10. Hill, V. G., R. Roy and E. F. Osborn, "The System Alumina-Gallia-Water," J. Am. Ceram. Soc. 35:135-142 (1952)

9. Roy, R. and E. F. Osborn, "Studies in the System Alumina-Silica-Water," (Reprinted from Problems of Clay and Laterite Genesis Symposium. A.I.M.E., New York City) 76-80 (1952).

8. Roy, R., "The Mica Industry in the U.S.--A Review," Sci. and Culture 16:505-511 (May, 1951) and 545-551 (June, 1951)

7. Roy, R., D. M. Roy and E. F. Osborn, "Compositional and Stability Relationships Among the Lithium Aluminosilicates: Eucryptite, Spodumene and Petalite," J. Am. Ceram. Soc. 33:152-159 (1950)

6. Roy, D. M., R. Roy and E. F. Osborn, "Phase Relations and Structural Phenomena in the Fluoride-Model Systems LiF-BeF2 and NaF-BeF2," J. Am. Ceram. Soc. 33:85-90 (1950)

5. Roy, R., "Magnesium in Fourfold Coordination in Glass," J. Am. Chem. Soc. 72: 3307 (1950)

4. Roy, R. and E. F. Osborn, "The System Lithium Metasilicate-Spodumene-Silica," J. Am. Chem. Soc. 71: 2086-2095 (1949).

3. Roy, R., "Decomposition and Resynthesis of the Micas," J. Am. Ceram. Soc. 32:202-209 (1949)

2. Roy, R., "Phase Equilibria in the System Lithia-Alumina-Silica," Ph.D. Dissertation, The Pennsylvania State University. University Microfilms, Ann Arbor, MI (1949)

1. Roy, R., E. T. Middleswarth, F. A. Hummel, "Mineralogy and Thermal Behavior of Phosphates: I. Magnesium Pyrophosphate," Am. Mineralogist 33: 458-471 (1948)