News tagged with acoustic

Surfing on acoustic waves (w/ Video)

(Phys.org) —ETH researchers are able to make objects such as particles and liquid droplets fly in mid-air by letting them ride on acoustic waves. For the first time, they have been able to also control the movement of objects, ...

dateJul 16, 2013 in General Physics
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Researchers invent acoustic prism

EPFL scientists have invented a new type of "acoustic prism" that can split a sound into its constituent frequencies. Their acoustic prism has applications in sound detection.

dateAug 08, 2016 in General Physics
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Seeing sound in a new light

The National Physical Laboratory Acoustics team has been investigating acoustic cavitation – the formation and implosion of micro cavities, or bubbles, in a liquid caused by the extreme pressure variations of high intensity ...

dateNov 24, 2011 in General Physics
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A more stealthy robot may be hearing you soon

(PhysOrg.com) -- Stealth is a trait that few of us posses naturally. Most of us are really kind of obvious as we walk down the street or sashay through the halls of the office. That is why people who are trying to be sneaky ...

dateMar 23, 2011 in Robotics weblog
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