二维十字排列椭圆孔声子晶体带隙研究
高楠,李剑,鲍荣浩,陈伟球
Study of band gaps of two-dimensional phononic crystals with criss-crossed elliptical holes
Nan GAO,Jian LI,Rong-hao BAO,Wei-qiu CHEN
表 1
试样材料参数
Tab.1
Mechanical properties of testing sample
材料
ρ
/(g·cm
−3
)
E
/GPa
μ
亚克力(PMMA)
1.18
2.7
0.4