多铁性磁电智能复合材料的力学研究进展  

Advances in Mechanics Research on Multiferroic Magnetoelectric Smart Composites

作　　者：李永东[1] 冯飞翔[2] 石海滨[1] 冯学强[1] 李康镛[3] 

机构地区：[1]装甲兵工程学院训练部,北京100072 [2]装甲兵工程学院机械工程系,北京100072 [3]韩国延世大学机械工程学院,首尔120-749

出　　处：《装甲兵工程学院学报》2011年第3期1-8,共8页Journal of Academy of Armored Force Engineering

基　　金：韩国BK21基金项目

摘　　要：介绍了多铁性磁电智能复合材料的概念、分类及发展现状;总结了两类典型多铁性复合材料的力学问题（包括波动与振动问题、夹杂问题、断裂问题等）的研究进展;分析了层状多铁性复合材料力学行为的特殊性;基于应变介导的磁电耦合机制,阐述了界面断裂力学研究对于层状多铁性复合材料研制的重要性和必要性;最后指出了该领域下一步的研究方向。The concept,classification and development status of multiferroic magnetoelectric smart composites are introduced.The advances in the research on mechanics problems including fluctuation,vibration,inclusion and fracture are summarized for two typical multiferroic composites.The particularity of the mechanical behavior of layered multiferroic composites is analyzed.Based on the introduction of the strain-mediated mechanism of magnetoelectric coupling,the importance and necessity of interfacial fracture mechanics are elaborated for layered multiferroic composites,and the future research work in the this field is pointed out.

关 键 词：压电 压磁 多铁性复合材料 断裂力学 断裂准则 

分 类 号：O346.1[理学—固体力学]