圆弧形超表面对透射声波的可调控制与功能转换1)
陈阿丽, 王新萌, 汪越胜

TUNABLE CONTROL AND FUNCTIONAL SWITCH OF TRANSMITTED ACOUSTIC WAVES BY AN ARCH-SHAPED METASURFACE1)
Chen Ali, Wang Xinmeng, Wang Yuesheng
图1 (a)三通道螺旋单元几何结构示意图; (b) 3D打印的三通道螺旋单元
Fig. 1 (a) Schematic of the triple channel helical unit; (b) 3D-printed model