立方准晶中螺型位错的弹性场  

The elasticity field for screw dislocation in cubic quasi-crystal

作　　者：周旺民[1] 尹姝媛[1] 王念鹏[1] 

机构地区：[1]河北建筑科技学院基础部,河北邯郸056038

出　　处：《河北建筑科技学院学报》2001年第3期63-65,共3页Journal of Hebei Institute of Architectural Science & Technology

基　　金：国家自然科学基金资助 (批准号 19972 0 11)

摘　　要：本文发展了立方准晶的位错弹性理论 ,通过立方准晶的反平面弹性问题的控制方程 ,得到了其含有螺型位错时的位移场与应力场的解析表达式。为研究此固体材料的塑性变形提供了重要信息。The elasticity theory of dislocation of cubic quasi crystal is developed, and analytical expressions of displacement and stress fields for screw dislocation in cubic quasi crystal are obtained by using governing equations of anti plane elasticity problem of the quasi crystal.These provide important information for studying the plastic deformation of the new solid material.

关 键 词：立方准晶 螺型位错 弹性场 反平面弹性问题 

分 类 号：O753.3[理学—晶体学]