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  • Cloaking device that makes objects invisible to sound waves

    Discussion in 'Mechanical Design news & events' started by GarethW, Jun 26, 2011.

    1. GarethW

      GarethW Chief Clicker Staff Member

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      All done with bits of plastic with holes in them!
      Read more: here. Applications are the defence industry (surprise, surprise) and concert halls.
      [​IMG]
      Reflections of sound off a surface (top), off an object on it (middle) and off a cloaked object (bottom)
       
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