News tagged with optical communication

Making quantum encryption practical

One of the many promising applications of quantum mechanics in the information sciences is quantum key distribution (QKD), in which the counterintuitive behavior of quantum particles guarantees that no one can eavesdrop on ...

dateMay 21, 2013 in Quantum Physics
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An infallible quantum measurement

Entanglement is a key resource for upcoming quantum computers and simulators. Now, physicists in Innsbruck and Geneva realized a new, reliable method to verify entanglement in the laboratory using a minimal ...

dateAug 05, 2013 in Quantum Physics
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Quantum entanglement with notification

(Phys.org) -- German scientists have demonstrated a method of heralding entanglement between distant stationary quantum systems without destroying this particular state. The experimental set-up paves the way ...

dateJul 16, 2012 in Quantum Physics
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