| ASYMPTOTIC ANALYSIS OF PLANE-STRAIN MODE I STEADY-STATE CRACK GROWTH IN TRANSFORMATION TOUGHENINGCERAMICS(Ⅱ) |
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| 作者姓名： | 张浠 叶裕恭 |
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| 作者单位： | Zhang Xi (Zhongnan Institute of Technology. Hengyang 421001，P. R. China)Ye Yugong (Institute of Mechanics. Chinese Academy of Scicnces，Beijing 100080. P. R. China) |
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| 摘 要： | I.IntroductionThemechanismoffracturetoughnessenhancementinceramicshasbeenwidelystudiedsincetheearlyl98Os.ThepioneeringconstitutivemodeldevelopedbyBudianskyetal.ll1includestheeffectofplasticdiIation,butneglectsthetransformation-inducedshearstrain.Andtheirc…
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