Science news articles about 'entangled photons'

  • World's Largest Quantum Bell Test Spans Three Swiss Towns

    ... any kind of communication between entangled particles, physicists from the University of Geneva have sent two entangled photons traveling to different towns located 18 km apart - the longest distance ...
  • Viterbi Algorithm goes quantum

    ... message to a receiver named (again by tradition) "Bob" using a stream of pairs of "entangled" photons. "Such [entangled] photons," in the words of the recent New Scientist story, "obey the strange ...
  • Physicists Seek Answers to Quantum Correlations

    After performing multiple tests on two entangled photons, physicists have yet again found that the photons seem to be communicating faster than the speed of light - at least 100,000 times faster. The ...
  • Light touch: Controlling the behavior of quantum dots

    ... Review Letters,* could significantly improve quantum dots as a source of pairs of “entangledphotons, a property with important applications in quantum information technologies. The accomplishment ...
  • Quantum paradox directly observed -- a milestone in quantum mechanics

    ... published in the New Journal of Physics, 'Direct observation of Hardy's paradox by joint weak measurement with an entangled photon pair', today, Wednesday, 4 March, authored by ...
  • Physicists Explain How Human Eyes Can Detect Quantum Effects

    (PhysOrg.com) -- By greatly amplifying one photon from an entangled photon pair, physicists have theoretically shown that human eyes can be used as detectors to observe quantum effects. Usually, ...
  • Building a better qubit

    ... . But now a group lead by Magnus Rådmark at Stockholm University has shown that six entangled photons can encode information that stands up to some knocking around. Rådmark and his team proved ...

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