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physics.class-ph2020
Pulse dynamics of flexural waves in transformed plates
Kun Tang, Chenni Xu, Sebastien Guenneau +1
Coordinate-transformation-inspired optical devices have been mostly examined in the continuous-wave regime: the performance of an invisibility cloak, which has been demonstrated fo…
physics.class-ph2016
Making sound vortices by metasurfaces
Liping Ye, Chunyin Qiu, Jiuyang Lu +5
Based on the Huygens-Fresnel principle, a metasurface structure is designed to generate a sound vortex beam in airborne environment. The metasurface is constructed by a thin planar…