4.6 Article

An acoustic metafluid: realizing a broadband acoustic cloak

Journal

NEW JOURNAL OF PHYSICS
Volume 10, Issue -, Pages -

Publisher

IOP PUBLISHING LTD
DOI: 10.1088/1367-2630/10/11/115032

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Funding

  1. EPSRC
  2. Future and Emerging Technologies (FET)
  3. European Commission [213390]

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Recent theory shows that sound can be controlled and directed almost at will provided that suitable materials can be found. Here, we propose a structure permeated by a fluid and designed so that the composite medium, the metafluid, has an anisotropic density tensor, and a compressibility of choice.

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