News tagged with quantum information

Hi-fi single photons

Many quantum technologies—such as cryptography, quantum computing and quantum networks—hinge on the use of single photons. While she was at the Kastler Brossel Laboratory (affiliated with the Pierre and Marie Curie University, ...

dateOct 04, 2012 in Optics & Photonics
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Nature: Electronic read-out of quantum bits

Quantum computers promise to reach computation speeds far beyond that of today's computers. As they would use quantum effects, however, they would also be susceptible to external interferences. Information ...

dateAug 16, 2012 in Quantum Physics
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Putting artificial atoms on the clock

Around the turn of the century, scientists began to understand that atoms have discrete energy levels. Within the field of quantum physics, this sparked the development of quantum optics in which light is ...

dateNov 07, 2011 in General Physics
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