Physics news

Single-photon detector can count to four

Engineers have shown that a widely used method of detecting single photons can also count the presence of at least four photons at a time. The researchers say this discovery will unlock new capabilities in physics labs working ...

dateDec 15, 2017 in Quantum Physics
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Error-free into the quantum computer age

A study led by physicists at Swansea University in Wales, carried out by an international team of researchers and published in the journal Physical Review X shows that ion-trap technologies available today are suitable for ...

dateDec 15, 2017 in Quantum Physics
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A shoe-box-sized chemical detector

A chemical sensor prototype developed at the University of Michigan will be able to detect "single-fingerprint quantities" of substances from a distance of more than 100 feet away, and its developers are working to shrink ...

dateDec 15, 2017 in Optics & Photonics
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Unusual thermal convection in a well-mixed fluid

Researchers from Tokyo Metropolitan University, have recently discovered unusual thermal convection in a uniform mixture of high- and low-viscosity liquids. Kobayashi and Kurita found that concentration fluctuations are enhanced ...

dateDec 15, 2017 in Soft Matter
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