材料期刊网，材料期刊，材料类期刊，材料期刊投稿

系统地观察了各种不同轴向Cu晶体的循环应力-应变响应及其饱和位错结构.实验结果表明,晶体的宏观循环形变行为和微观位错组态的演变都与晶体的轴向紧密相关.在一些轴向位于标准取向三角形内的单滑移晶体中观察到明显的多滑移现象;其循环形变行为和饱和位错结构都与相邻的双滑移或多滑移晶体有许多相似之处.

关键词: 铜 , single crystal orientation , cyclic deformation , dislocation configuration , multi-slip

面心立方晶体的循环形变及其位错反应模型 Ⅱ 循环形变的位错反应模型

金能韫

金属学报

运用位错之间的交互作用理论,对各种轴向Cu晶体的循环形变行为进行了分析和比较,确认晶体循环形变的应力-应变响应以及形成的位错组态是由各滑移系统的位错反应的模式和强度决定的,根据晶体轴向在标准取向三角形中的位置,可以推断其循环形变行为.

关键词: 面心立方晶体 , dislocation interaction , model , multi-slip , cyclic deformation

CYCLIC DEFORMATION OF FACE CENTERED CUBIC CRYSTALS AND ITS DISLOCATION INTERACTION MODEL——Ⅰ.CYCLIC DEFORMATION OF COPPER CRYSTALS

JIN Nengyun Shanghai Jiaotong University , Shanghai Jin Nengyun , Department of Materials Science , Shanghai Jiaotong University , Shanghai 200030 , ChinaPresent address:Max-Planck-Institut für Metallforschung-Institut für Physik , Stuttgart 80 , FRG

金属学报(英文版)

Cyclic stress-strain responses and dislocation structure of copper single crystals with various tensile axes were systematically studied and compared with each other.Experimental results reveal that the evolution of microscopic dislocation configurations in a crystal and, accordingly,its macroscopic...

关键词: Copper , null , null , null , null , null , null

CYCLIC DEFORMATION OF FACE CENTERED CUBIC CRYSTALS AND ITS DISLOCATION INTERACTION MODEL——Ⅱ.DISLOCATION INTERACTION MODEL OF CYCLIC DEFORMATION

JIN Nengyun Shanghai Jiaotong University Jin Nengyun , Department of Materials Science , Shanghai Jiaotong University , Shanghai 200030 , China.Present address:Max-Planck-Institut für Metallforschung , Institut für Physik , 7000 Stuttgart 80 , FRG

金属学报(英文版)

A dislocation interaction model has been proposed for cyclic deformation of fcc crystals.Ac- cording to this model,cyclic stress-strain responses and saturation dislocation structures of a crystal are associated with the modes and intensities of dislocation interactions between slip systems active i...

关键词: face centered cubic crystal , null , null , null , null

材料期刊网

面心立方晶体的循环形变及其位错反应模型 Ⅰ Cu晶体的循环形变

面心立方晶体的循环形变及其位错反应模型 Ⅱ 循环形变的位错反应模型

CYCLIC DEFORMATION OF FACE CENTERED CUBIC CRYSTALS AND ITS DISLOCATION INTERACTION MODEL——Ⅰ.CYCLIC DEFORMATION OF COPPER CRYSTALS

CYCLIC DEFORMATION OF FACE CENTERED CUBIC CRYSTALS AND ITS DISLOCATION INTERACTION MODEL——Ⅱ.DISLOCATION INTERACTION MODEL OF CYCLIC DEFORMATION

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