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机译:Controlling sound transmission by space-coiling fractal acoustic metamaterials with broadband on the subwavelength scale
Wuhan Univ Technol, Sch Transportat & Logist Engn, Wuhan 430063, Hubei, Peoples R China;
Fractal acoustic metamaterial; Broadband; Subwavelength scale; Density-near-zero; Imaging;