Controlling sound waves in gradient spoof-fluid-spoof waveguides

Dong, DX; Li, WM; Li, X; Liu, JQ; Liu, YW; Ji, HL; Xu, YD; Fu, YY

Fu, YY (通讯作者),Nanjing Univ Aeronaut & Astronaut, Coll Phys, Key Lab Aerosp Informat Mat & Phys NUAA, MIIT, Nanjing 211106, Peoples R China.;Ji, HL (通讯作者),Nanjing Univ Aeronaut & Astronaut, Coll Aerosp Engn, Nanjing 210016, Peoples R China.;Ji, HL; Fu, YY (通讯作者),Nanjing Univ Aeronaut & Astronaut, State Key Lab Mech & Control Aerosp Struct, Nanjing 210016, Peoples R China.;Xu, YD (通讯作者),Soochow Univ, Sch Phys Sci & Technol, Suzhou 215006, Peoples R China.;Xu, YD (通讯作者),Soochow Univ, Jiangsu Key Lab Thin Films, Suzhou 215006, Peoples R China.

APPLIED PHYSICS LETTERS, 2023; 123 (7):

Abstract

In this work, we theoretically and experimentally demonstrate that effective trapping, guiding, and manipulation of sound waves can be realized in spo......

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