SONG H,COBLE R L.Origin and growth of platelike abnormal grains in liquid-phase-sintered alumina[J].J Am Ceram Soc,1990,73:2077-2085. [2]HORN D S,MESSING G L.Anisotropic grain growth in TiO2-doped alumina[J].Mater Sci Eng A,1995,195:169-172. [3]BAE J,BAIK S.Abnormal grain growth of alumina[J].J Am Ceram Soc,1997,80:1149-1156. [4]WU Y Q,ZHANG Y F,HUANG X X.Microstructural development and mechanical properties of self-reinforced alumina with CAS addi-tion[J].J Eur Ceram Soc,2001,21:581-587. [5]PARK C W,YOON D Y.Effects of SiO2,CaO,and MgO additions on the grain growth of alumina[J].J Am Ceram Soc,2000,83:2605-2609. [6]KEBBEDE A,PARAI J,CARIM A H.Anisotropic grain growth inα-Al2O3with SiO2and TiO2additions[J].J Am Ceram Soc,2000,83:2845-2851. [7]KIM Y M,HONG S H,KIM D Y.Anisotropic arain arowth in SiO2/TiO2-doped alumina[J].J Am Ceram Soc,2000,83:2809-2812. [8]HONG S H,KIM D Y.Effect of liquid content on the abnormal grain growth of alumina[J].J Am Ceram Soc,2001,84:1597-1600. [9]KWON O S,HONG S H,LEE J H,et al.Microstructural evolution during sintering of SiO2/TiO2-doped alumina:mechanism of anisot-ropic abnormal grain growth[J].Acta Mater,2002,50:4865-4872. [10]AHN J H,LEE J H,HONG S H,et al.Effect of the liquid-forming additive content on the kinetics of abnormal grain growth in alumina[J].J Am Ceram Soc,2003,86:1421-1423. [11]LANGE F F.Relation between strength,fracture energy and micro-structure of hot-pressed Si3N4[J].J Am Ceram Soc,1973,56:518-522. [12]BECHER P F,SUN E Y,PLUCKNETT K P,et al.Microstructural design of silicon nitride with improved fracture toughness:I effects ofgrain shape and size[J].J Am Ceram Soc,1998,81:2821-2830. [13]LAN M,CANNON R M,GULGUN M A,et al.Abnormal grain growth in alumina synergistic effects of yttria and silica[J].J Am Ce-ram Soc,2003,86:650-659. [14]WANG H,CHIANG Y M.Thermodynamic stability of intergranular amorphous films in bismuth-doped zinc oxide[J].J Am Ceram Soc,1998,81:89-96. [15]ISUPROVA E N,GODINA N A,KELER E K.Inorg Mater(USSR),1970,6:1292. [16]CAHOON H P,CHRISTENSEN C J.Sintering and grain growth of alpha-alumina[J].J Am Ceram Soc,1956,39:337-344. [17]BAE S I,BAIK S.Determination of critical concentration of silica and/or calcia for abnormal grain growth in alumina[J].J Am Ceram Soc,1993,76:1065-1067. [18]ARAMAKI S,ROY R.The mullite-corundum boundary in the systems MgO-Al2O3-SiO2and CaO-Al2O3-SiO2[J].J Am Ceram Soc,1959,42:644-645. [19]GAVRILOV K L,BENNISION S J,MIKESKA K R,et al.Grain boundary chemistry of alumina by high resolution imaging SIMS[J].Acta Mater,1999,47:4031-4039.
