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6 Si 3 N 4 陶瓷在293 K、195 K及77 K下断裂韧性的Weibull分布图 [ 44 ]
Fig. 6 Weibull distribution of fracture toughness of Si 3 N 4 at 293 K, 195 K and 77 K [ 44 ]