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Cloaking Comes Out of the Shadows

Ross McPhedran and Alexander Movchan, Physics 5, 2 (2012) – Published January 3, 2012

Cloaking devices made of a composite of soft and hard materials can divert elastic vibrational waves around an object as though it wasn’t there.

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Jeong Young Park and Dong Ki Yoon, Physics 5, 1 (2012) – Published January 3, 2012

By tracking the tiny displacements of a nanoparticle trapped in an optical tweezer, scientists are able to detect the faintest of acoustic waves.

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Phys. Rev. Focus 10, 11 (2002) – Published September 10, 2002

Some ferroelectric crystals can remember sounds.

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Phys. Rev. Focus 7, 23 (2001) – Published May 17, 2001

Experiments on large bubbles may put to rest one of the mysteries surrounding the emission of light by bubbles in water.

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Phys. Rev. Focus 4, 24 (1999) – Published November 10, 1999

Physicists have demonstrated the first acoustic solitary waves in air–waves that can travel long distances without changing shape.

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