News tagged with optical computer

A new approach to on-chip quantum computing

Commercial devices capable of encrypting information in unbreakable codes exist today, thanks to recent quantum optics advances, especially the generation of photon pairs—tiny entangled particles of light. ...

Oct 02, 2014
4.1 / 5 (14) 0

Making a better invisibility cloak

The first functional "cloaking" device reported by Duke University electrical engineers in 2006 worked like a charm, but it wasn't perfect. Now a member of that laboratory has developed a new design that ...

Nov 11, 2012
4.5 / 5 (17) 3 | with audio podcast

Graphene could yield cheaper optical chips

Graphene—which consists of atom-thick sheets of carbon atoms arranged hexagonally—is the new wonder material: Flexible, lightweight and incredibly conductive electrically, it's also the strongest material ...

Sep 16, 2013
4.8 / 5 (10) 0 | with audio podcast