Effects of additive amount on microstructure and fracture toughness of SiC-TiB2 Composites

Ceramics International

Volumn 24, Issue 4, 1998, Pages 299-305

  Cho, Kyeong Sik ^a   Choi, Heon Jin ^a   Lee, June Gunn ^a   Kim, Young Wook ^b  

^a Korea Institute of Science and Technology   (South Korea)

^b University of Seoul   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

ADDITIVES; ANNEALING; ASPECT RATIO; COMPOSITION EFFECTS; CRYSTAL MICROSTRUCTURE; FRACTURE TOUGHNESS; GRAIN GROWTH; HOT PRESSING; SILICON CARBIDE; SINTERING; TITANIUM COMPOUNDS;

TITANIUM BORIDE;

CERAMIC MATRIX COMPOSITES;

EID: 0031641881     PISSN: 02728842     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0272-8842(97)00015-1     Document Type: Article

References (25)

1. 2 composites. Am. Ceram. Soc. Bull., 66(2) (1987) 322-324.
2. 2 composites. Kor. J. Ceram., 1(3) (1995) 125-130.
3. 2 composites with-improved fracture toughness. J. Am. Ceram. Soc., 75(9) (1992) 2479-2483.
4. KIM, Y. W. & LEE, J. G., Effect of polycarbosilane addition on mechanical properties of hot-pressed silicon carbide. J. Mater. Sci., 27 (1992) 4746-4750.
5. KRISTIC, V. D., Optimization of mechanical properties in SiC by control of the microstructure. Mater. Res. Soc. Bull., 20(2) (1995) 46-48.
6. CHOI, H. J., KIM, Y. W. & LEE, J. G., Effect of amount and composition of additives on the fracture toughness of silicon nitride. J. Mater. Sci. Lett., 15 (1996) 375-377.
7. 2 particulate composites. Am. Ceram. Soc. Bull., 66(2) (1987) 325-329.
8. 2. J. Mater. Sci., 25 (1990) 157-160.
9. 2 composites densified by liquid-phase sintering. J. Mater. Sci., 31 (1996) 6223-6228.
10. 2 composites. J. Mater. Sci, 33 (1998) 211-214.
11. PADTURE, N. P., In situ-toughened silicon carbide. J. Am. Ceram. Soc., 77(2) (1994) 519-523.
12. MULLA, M. A. & KRISTIC, V. D., Low-temperature pressureless sintering of β-silicon carbide with aluminium oxide and yttrium oxide additions. Am. Ceram. Soc. Bull., 70(3) (1991) 439-443.
13. KIM, Y. W., CHO, K. S. & LEE, J. G., Effect of large a-silicon carbide seed grains on microstructure and fracture toughness of pressureless-sintered α-silicon carbide. Kor. J. Ceram., 2(1) (1996) 39-42.
14. ANSTIS, G. R., CHANTIKUL, P., LAWN, B. R. & MARSHALL, D. B., A critical evaluation of indentation techniques for measuring fracture toughness: I, direct crack measurements. J. Am. Ceram. Soc., 64(9) (1981) 533-538.
15. KIM, Y. W., TANAKA, H., MITOMO, M. & OTANI, S., Influence of powder characteristics on liquid phase sintering of silicon carbide. J. Ceram. Soc. Jpn, 103(3) (1995) 257-261.
16. 3 additions. J. Mater. Sci., 29 (1994) 934-938.
17. GERMAN, R. M., Sintering Theory and Practice. John Wiley & Sons, Inc., New York, 1996, pp. 293-299.
18. SIGL, L. S. & KLEEBE, H. J., Core/rim structure of liquid-phase-sintered silicon carbide. J. Am. Ceram. Soc., 76(3) (1993) 773-776.
19. 3 additions. J. Am. Ceram. Soc., 77(6) (1994) 1655-1658.
20. RICE, R. W., FREIMAN, S. W. & BECHER, P. F., Grain-size dependence of fracture energy in ceramics: I. Experimental. J. Am. Ceram. Soc., 64(6) (1981) 345-350.
21. RICE, R. W., FREIMAN, S. W. & BECHER, P. F., Grain-size dependence of fracture energy in ceramics: II, A model for noncubic materials. J. Am. Ceram. Soc., 64(6) (1981) 350-354.
22. SWANSON, P. L., FAIRBANKS, C. J., LAWN, B. R., MAI, Y. W. & HOCKEY, B. J., Crack-interface grain bridging as a fracture resistance mechanism in ceramics: I, Experimental study on alumina. J. Am. Ceram. Soc., 70(4) (1987) 279-289.
23. RODEL, J., Interaction between crack definition and crack bridging. J. Eur. Ceram. Soc., 10 (1992) 143-150.
24. 4 materials with improved fracture resistance. J. Eur. Ceram. Soc., 10 (1992) 151-159.
25. CHO, K. S., KIM, Y. W., CHOI, H. J. & LEE, J. G., In-situ-toughened silicon carbide-titanium carbide composites. J. Am. Ceram. Soc., 79(6) (1996) 1711-1713.