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引用次数: 0
摘要
本文对由弹性基体和功能梯度磁弹性层组成的旋转功能梯度系统中的 SH 波进行了分析研究。层和基体的结合处与波纹接触良好,上边界为无应力波纹。在电开路和磁开路、电短路和磁短路、电开路和磁短路以及电短路和磁开路四种带波纹界面的情况下,得到了分散关系。在数值结果的基础上,研究了通过拟议框架产生的 SH 波的特性,以及取决于各种物理和几何参数的条件。研究同时考察了几个物理参数的模拟结果,包括不均匀性、层厚度、旋转和波纹振幅,这些都是使用 Mathematica 7 创建的。所研究的模型有助于开发表面声波(SAW)设备。
Propagation of SH-Wave in a Rotating Functionally Graded Magneto-Electro-Elastic Structure with Corrugated Interface
The SH waves in a rotating functionally graded system comprising an elastic substrate and functionally graded magneto-electro-elastic layer are studied analytically. The bonding of layer and substrate are well contact with corrugation as well as upper boundary taken as corrugated with stress free. Dispersion relations have been obtained for four cases of electrically open and magnetically open, electrically short and magnetically short, electrically open and magnetically short, and electrically short and magnetically open situations with corrugated interface. Based on the numerical results, the properties of SH waves through the proposed framework and the conditions depending on various physical and geometrical parameters have been examined. The study examines the simultaneous simulated results of several physical parameters, including inhomogeneity, layer thickness, rotation, and amplitudes of corrugation, which were created using Mathematica 7. The examined model could be helpful for the development of surface acoustic wave (SAW) devices.
期刊介绍:
Mechanics of Solids publishes articles in the general areas of dynamics of particles and rigid bodies and the mechanics of deformable solids. The journal has a goal of being a comprehensive record of up-to-the-minute research results. The journal coverage is vibration of discrete and continuous systems; stability and optimization of mechanical systems; automatic control theory; dynamics of multiple body systems; elasticity, viscoelasticity and plasticity; mechanics of composite materials; theory of structures and structural stability; wave propagation and impact of solids; fracture mechanics; micromechanics of solids; mechanics of granular and geological materials; structure-fluid interaction; mechanical behavior of materials; gyroscopes and navigation systems; and nanomechanics. Most of the articles in the journal are theoretical and analytical. They present a blend of basic mechanics theory with analysis of contemporary technological problems.