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)
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图6 曲面可调超表面的广义Snell 定律示意图
Fig. 6 Schematic diagram of the generalized Snell's law of the curved metasurface