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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
【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。
【Abstract】 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】 大腹园蛛;
蜘蛛丝;
分子构象;
拉曼光谱;
【Key words】 Araneus; ventricosus; spider silk; molecular; conformation; raman spectrum;
【Key words】 Araneus; ventricosus; spider silk; molecular; conformation; raman spectrum;
【基金】 国家自然科学基金(50173018)资助
- 【文献出处】 科学技术与工程 ,Science Technology and Engineering , 编辑部邮箱 ,2002年06期
- 【分类号】Q966;Q66
- 【被引频次】3
- 【下载频次】189