News tagged with acoustic waves

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A layer of tiny grains can slow sound waves

In some ways, granular material—such as a pile of sand—can behave much like a crystal, with its close-packed grains mimicking the precise, orderly arrangement of crystalline atoms. Now researchers at MIT have pushed that ...

dateAug 05, 2013 in General Physics
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Surfing on acoustic waves (w/ Video)

( —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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