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June 15, 2008

manto do silêncio

Filed under: Extra, Research Material

Being woken in the dead of night by noisy neighbours blasting out music could soon be a thing of the past.

Scientists have shown off the blueprint for an “acoustic cloak”, which could make objects impervious to sound waves.

The technology, outlined in the New Journal of Physics, could be used to build sound-proof homes, advanced concert halls or stealth warships.

Scientists have previously demonstrated devices that cloak objects from microwaves, making them “invisible”.

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