July 2007 Properties of Laminated Liquid-Phase Sintered Sic-TiC Ceramic Composite 2195 K. w. Chae, K. Niihara, and D.-Y. Kim""Improvements i 7-Advanced Technical Ceramics-Monolithic mEchanical Proper- operties of TiC by the Dispersion of Fine SiC Particles. "J Mater. Sci. Lett. 14 ties at Room Temperature. Part 2. Determination PY -w. Kim. S.-G. Lee, and Y.-I. Lee "Pressureless Sintering of SiC-TiC Com- S Cho. H -J. Choi. -G. Lee and Y -w.Ki crostructure and frac- tre Toughness of In-Situ Toughened SiC-liC Ce es”J. Mater.Sci.,17 K -S. Cho. Y.-w. Kim. H.-J. Choi, and J.-G. Lee. ""SiC-liC and SiC-TiB, ntering. " J. Mater. Sci, 31, 6223-8(15 >S. K. Lee and C. H. Kim, "Effects of a-SiC Versus B-SiC Starting Powders on K-S. Cho. Y-W. K hoi and J -G. Lee. "In-Situ Tough Microstructure and Fracture Toughness of SiC Sintered with Al OrY,O, Addi- Carbide-Titanium Carbide Composites, "J Am Ceram Soc. 79 [6]1711-3( 1996). tives, J. Am. Ceran. Soc., 77[6] 1655-8(1994) CN. P. Padture "In-Situ Toughened Silicon Carbide. "J. Am. Ceram. Soc.77 Materials with a Three Dimensional Composi 251923(194 runajatesan and A. H. Carim, ""Synthesis 308-311. Fimctionally Graded Materials 1998, Proceedings of the Sth international Symposium on FGM, Dresden, Germany, Edited by w.A.Kaysser Theory and Experiments. Vol ll. Edited by M. Cardona, P Fulde K.von J. H. Liversage "Mechanical Property Enhancements of Functionally Graded Klitzing. and H.-J. Queisser. Springer-Verlag, Berlin, 198 Liquid-Phase Sintered SiC-TT V. Huong. ""Structural Studies of Diamond Films and Ultrahard Materials by Raman and Micro-Raman Spectroscopies, Diam. Rel. Mater, 1 Casting”;p.155-74in 33-41(1991) openka and J. D. Pasteris. "Structural Characterization of Kerogens to Granulite-Facies Graphite: Applicability of Raman Microprobe Spectroscopy, n,“ Toughness Properti a silicon carbid With an In-Situ Induced Heterogeneous Grain Structure. J. Am. Ceram. Soc., 77 J Shanefield and R. E Mistler, " "Fine Grained Alumina Substrates: I, the [10 2518-22(1994) Manufacturing Process, "Am. Ceran. Soc. Bull, 53 [5]416-20(1974)8 K. W. Chae, K. Niihara, and D.-Y. Kim, ‘‘Improvements in the Mechanical Properties of TiC by the Dispersion of Fine SiC Particles,’’ J. Mater. Sci. Lett., 14, 1332–4 (1995). 9 Y.-W. Kim, S.-G. Lee, and Y.-I. Lee, ‘‘Pressureless Sintering of SiC–TiC Com￾posites with Improved Fracture Toughness,’’ J. Mater. Sci., 35, 5569–74 (2000). 10K.-S. Cho, Y.-W. Kim, H.-J. Choi, and J.-G. Lee, ‘‘SiC–TiC and SiC–TiB2 Composites Densified by Liquid-Phase Sintering,’’ J. Mater. Sci., 31, 6223–8 (1996). 11K.-S. Cho, Y.-W. Kim, H.-J. Choi, and J.-G. Lee, ‘‘In-Situ Toughened Silicon Carbide–Titanium Carbide Composites,’’ J. Am. Ceram. Soc., 79 [6] 1711–3 (1996). 12C Sand, J. Adler, and R. Lenk, ‘‘A New Concept for Manufacturing Sintered Materials with a Three Dimensional Composition Gradient Using a Silicon Car￾bide–Titanium Carbide Composite’’; pp. 65–70 in Materials Science Forum, Vols. 308–311, Functionally Graded Materials 1998, Proceedings of the 5th International Symposium on FGM, Dresden, Germany, Edited by W. A. Kaysser. Trans. Tech. Publications, Utikon-Zurich, Switzerland, 1999. 13J. H. Liversage ‘‘Mechanical Property Enhancements of Functionally Graded Liquid-Phase Sintered SiC–TiC Ceramic Composites.’’ PhD Thesis, University of the Witwatersrand, Johannesburg, South Africa, 2005. 14D. J. Shanefield, ‘‘Competing Adsorptions in Tape Casting’’; pp. 155–74 in Advances in Ceramics Vol. 19, Multilayer Ceramic Devices, Edited by J. B. Blum, and W. Roger Cannon. The American Ceramic Society, Columbus, OH, 1986. 15R. E. Mistler, D. J. Shanefield, and R. B. Runk, ‘‘Tape Casting of Ceramics’’; pp. 411–88 in Ceramic Processing Before Firing, Edited by G. Y. Onoda Jr., and L. L. Hench. Wiley and Sons, NY, 1978. 16D. J. Shanefield and R. E. Mistler, ‘‘Fine Grained Alumina Substrates: I, the Manufacturing Process,’’ Am. Ceram. Soc. Bull., 53 [5] 416–20 (1974). 17‘‘Advanced Technical Ceramics—Monolithic Ceramics—Mechanical Proper￾ties at Room Temperature. Part 2. Determination of Elastic Moduli,’’ DDENV 843-2:1996 18K.-S. Cho, H.-J. Choi, J.-G. Lee, and Y.-W. Kim, ‘‘Microstructure and Frac￾ture Toughness of In-Situ Toughened SiC–TiC Composites,’’ J. Mater. Sci., 17, 1081–4 (1998). 19S. K. Lee and C. H. Kim, ‘‘Effects of a-SiC Versus b-SiC Starting Powders on Microstructure and Fracture Toughness of SiC Sintered with Al2O3–Y2O3 Addi￾tives,’’ J. Am. Ceram. Soc., 77 [6] 1655–8 (1994). 20N. P. Padture, ‘‘In-Situ Toughened Silicon Carbide,’’ J. Am. Ceram. Soc., 77 [2] 519–23 (1994). 21S. Arunajatesan and A. H. Carim, ‘‘Synthesis of Titanium Silicon Carbide,’’ J. Am. Ceram. Soc., 78 [3] 667–72 (1995). 22P. Bru¨esch, ‘‘Experiments and Interpretation of Experimental Results’’ in Phonons: Theory and Experiments. Vol II. Edited by M. Cardona, P. Fulde, K. von Klitzing, and H.-J. Queisser. Springer-Verlag, Berlin, 1986. 23P. V. Huong, ‘‘Structural Studies of Diamond Films and Ultrahard Materials by Raman and Micro-Raman Spectroscopies,’’ Diam. Rel. Mater., 1, 33–41 (1991). 24B. Wopenka and J. D. Pasteris, ‘‘Structural Characterization of Kerogens to Granulite-Facies Graphite: Applicability of Raman Microprobe Spectroscopy,’’ Am. Mineral., 78 [5–6] 533–57 (1993). 25N. P. Padture and B. R. Lawn, ‘‘Toughness Properties of a Silicon Carbide With an In-Situ Induced Heterogeneous Grain Structure,’’ J. Am. Ceram. Soc., 77 [10] 2518–22 (1994). & July 2007 Properties of Laminated Liquid-Phase Sintered SiC–TiC Ceramic Composites 2195