Relationship between fracture toughness characteristics and morphology of sintered Al2O3 ceramics

Ceramics International

Volumn 36, Issue 8, 2010, Pages 2337-2344

  Maiti, Kuntal ^a   Sil, Anjan ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY ROORKEE   (India)

Author keywords

A. Sintering; C. Hardness; D. Al2O3; Fracture toughness

Indexed keywords

A. SINTERING; AFM OBSERVATION; C. HARDNESS; CRACK DEFLECTIONS; D. AL2O3; FRACTURE SURFACES; MICROSTRUCTURAL INVESTIGATION; SEM; SINTERED SAMPLES; SINTERING TEMPERATURES; SOAKING TIME; SOLID STATE SINTERING; THREE POINT BEND TESTS; TRANSGRANULAR FRACTURE; VICKERS INDENTATION TECHNIQUE;

ALUMINUM; CERAMIC MATERIALS; CRACKS; FRACTURE; HARDNESS; HYDROGEN EMBRITTLEMENT; INDENTATION; SINTERING; SURFACE ROUGHNESS;

FRACTURE TOUGHNESS;

EID: 77957701015     PISSN: 02728842     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ceramint.2010.07.031     Document Type: Article

References (23)

1. Z.Y. Deng, Y. Zhou, M.E. Brito, Y. Tanaka, and T. Ohji Effects of rare earth dopants on grain boundary bonding in alumina-silicon carbide composites J. Eur. Ceram. Soc. 24 2004 511 516 (Pubitemid 37554338)
2. 3 based ceramic composites Compos. Eng. 5 1995 1275 1286
3. G.D. West, J.M. Perkins, and M.H. Lewis The effect of rare earth dopants on grain boundary cohesion in alumina J. Eur. Ceram. Soc. 27 2007 1913 1918
4. Z. Xihua, L. Changxia, L. Musen, and Z. Jianhua Research on toughening mechanisms of alumina matrix ceramic composite materials improved by rare earth additive J. Rare Earths 26 2008 367 370
5. W.B. Chou, and W.H. Tuan Toughening and strengthening of alumina with silver inclusions J. Eur. Ceram. Soc. 15 1995 291 295
6. F.C. Zhang, H.H. Luo, T.S. Wang, S.G. Roberts, and R.I. Todd Influence factors on wear resistance of two alumina matrix composites Wear 265 2008 27 33
7. D. Kovar, S.J. Bennison, and M.J. Readey Crack stability and strength variability in alumina ceramics with rising toughness-curve behavior Acta Mater. 48 2000 565 578 (Pubitemid 30562304)
8. Y. Maniette, M. Inagaki, and M. Sakai Fracture toughness and crack bridging of a silicon nitride ceramic J. Eur. Ceram. Soc. 7 1991 255 263 (Pubitemid 21668728)
9. P.F. Becher Microstructural design of toughened ceramics J. Am. Ceram. Soc. 74 1991 255 269
10. 3 J. Mater. Sci. Lett. 15 1996 878 880 (Pubitemid 126739168)
11. L. Xu, Z. Xie, L. Gao, X. Wang, F. Lian, T. Liu, and W. Li Synthesis, evaluation and characterization of alumina ceramics with elongated grains Ceram. Int. 31 2005 953 958 (Pubitemid 40902681)
12. O.L. Ighodaro, and O.I. Okoli Fracture toughness enhancement for alumina systems: a review Int. J. Appl. Ceram. Technol. 5 2008 313 323
13. 3 ceramics Ceram. Int. 12 1986 33 37 (Pubitemid 16518071)
14. 3-plateler reinforced glass matrix composites Composites A 33 2002 125 131 (Pubitemid 33024414)
15. G.R. Anstis, P. Chantikul, B.R. Lawn, and D.B. Marshall A critical evaluation of indentation techniques for measuring fracture toughness: I, direct crack measurements J. Am. Ceram. Soc. 64 1981 533 538
16. R.W. Rice, C.C. Wu, and F. Borchelt Hardness-grain size relation in ceramics J. Am. Ceram. Soc. 77 10 1995 2539 2553
17. R. Baddi, J. Crampon, and R. Duclos Temperature and porosity effects on the fracture of fine grain size MgO J. Mater. Sci. 21 1986 1145 1150 (Pubitemid 16520285)
18. A.G. Evans, D. Gilling, and R.W. Davidge The temperature-dependence of the strength of polycrystalline MgO J. Mater. Sci. 5 1970 187 197
19. 2 composites Ceram. Int. 31 2005 105 108 (Pubitemid 40821797)
20. S.R. Hah, T.E. Fischer, P. Gruffel, and C. Carry Effect of grain boundary dopants and mean grain size on tribomechanical behavior of highly purified α-alumina in the mild wear regime Wear 181-183 1995 165 177
21. Z.Y. Deng, Y. Zhou, M.E. Brito, J.F. Yang, and T. Ohji Fracture-mode change in alumina-silicon carbide composites doped with rare-earth impurities J. Am. Ceram. Soc. 86 10 2003 1789 1792
22. S.H. Kim, Y.W. Kim, and M. Mitoma Microstructure and fracture toughness of liquid-phase-sintered β-SiC containing β-SiC whiskers as seeds J. Mater. Sci. 38 2003 1117 1121
23. R. Vaβen, J. Förster, and D. Stöver Toughening of SiC ceramics by a bimodal grain size distribution produced by hiping ultrafine and coarse grained SiC powders Nanostruct. Mater. 6 1995 889 892