蜘蛛丝应力-应变行为的分子结构机理  

Molecular Mechanisms of Stress-Strain Behavior of Spider Silk

作　　者：潘志娟[1] 许箐[1] 刘敏[1] 

机构地区：[1]苏州大学材料工程学院,苏州215021

出　　处：《科学技术与工程》2002年第6期32-34,共3页Science Technology and Engineering

基　　金：国家自然科学基金(50173018)资助

摘　　要：利用激光拉曼光谱技术研究了大腹园蛛牵引丝、蛛网框丝和内层包卵丝的分子构象,分析了蜘蛛丝的分子构象差异对其应力-应变行为的影响,探索了蜘蛛丝优异力学性能的分子结构机理。The molecular conformations ot Araneus ventricosus spider dragline,framework and inner egg-case silk fibers were studied by using laser Raman spectrum.The effects of molecular conformations were analyzed on the stress-strain behavior.The molecular mechanisms are investigated,which induce that the spider silk had excellent mechanical properties.

关 键 词：蜘蛛丝 应力 应变 分子结构 力学性能 大腹园蛛 

分 类 号：Q959.226[生物学—动物学]