Quantum doughnuts slow and freeze light at will: 'fast computing & slow glass'

(PhysOrg.com) -- Research led by the University of Warwick has found a way to use doughnuts shaped by-products of quantum dots to slow and even freeze light, opening up a wide range of possibilities from reliable and effective light based computing to the possibility of "slow glass".

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<p><a href="http://www.physorg.com/news155830401.html">Quantum doughnuts slow and freeze light at will: 'fast computing & slow glass'</a></p> <p>(PhysOrg.com) -- Research led by the University of Warwick has found a way to use doughnuts shaped by-products of quantum dots to slow and even freeze light, opening up a wide range of possibilities from reliable and effective light based computing to the possibility of "slow glass".</p>