The authors study the propagation of Lamb waves in two-dimensional locally resonant
phononic-crystal plates, composed of periodic soft rubber fillers in epoxy host with a finite …

It is known that the transmission spectrum of the so-called locally resonant phononic crystal
can exhibit absolute sharp dips in the sonic frequency range due to the resonance scattering …

相位常数面可以描述特定频率, 特定结构中波的传播方向及传播区域. 将相位常数面这一分析
方法应用于薄板状周期栅格结构中弹性波传播特性的研究, 采用集中质量法计算了周期栅格结构 …

The directional propagation characteristics of elastic wave during pass bands in two-
dimensional thin plate phononic crystals are analyzed by using the lumped-mass method to …

运用FDTD (时域有限差分法) 研究了弹性波/声波通过二维正方形排列的铁/水声子晶体的传播
特性. 发现铁/水声子晶体在高频范围存在完全带隙, 软包层铁/水声子晶体在低频范围出现共振带 …

Based on Mindlin's piezoelectric plate theory and the plane wave expansion (PWE) method,
an eigen-matrix is formulated to study the frequency band gaps and dispersion relations of …