盘绕型声学超构材料的近零折射率特性研究

陈佳惠, 蓝君, 王浩然, 李义丰

Research on near⁃zero refraction characteristics of coiled acoustic metamaterials

Jiahui Chen, Jun Lan, Haoran Wang, Yifeng Li

图6 (a) “S”形波导管的声波隧穿效应结构示意图；(b) 由圆形盘绕型超构材料填充的“S”形波导管声波隧穿效应声压场分布图；(c) “S”形波导管的声压场分布图

Fig.6 (a) "S"?shaped waveguide acoustic tunneling effect structure diagram，(b) acoustic pressure distribution of "S"?shaped waveguide filled with circular coiled metamaterials，(c) acoustic pressure distribution of "S"?shaped waveguide