低温环境下结构陶瓷的相变、断裂机理与性能的研究进展

薛伟江, 谢志鹏

Research Progress on the Transformation, Fracture Mechanism and Properties of Structural Ceramics at Cryogenic Temperatures

XUE Wei-Jiang, XIE Zhi-Peng

图8 aSi 3 N 4 陶瓷中残余应力与温度的关系; b残余应力性质与裂纹扩展方式的关系; c残余应力计算过程中所用的物理参数值 [ 46 ]
Fig. 8 a Residual stress calculations for Si3N4 at temperatures ranging from 0 to 1200 K; b the effect of residual stress on the fracture mode of Si3N4; c physical properties used in the residual stress calculation inset in a [ 46 ]