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

图 12 $\phi =50 {\text{%}}$ 时，不同长短轴之比带隙下边界的振动模态

Fig.12 Wave modes at lower edge of band gap with different ratios of major axis to minor axis when $\phi =50{\text{%}}$