Physics - Quantum Physics news

Better light measurement through quantum cloning

( -- "One of the things we have been studying is how the world works on a really small scale," Bruno Sanguinetti, a scientist at the University of Geneva in Switzerland tells "At the quantum level, ...

Aug 30, 2010 feature
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Time travel theory avoids grandfather paradox

( -- The possibility of going back in time only to kill your ancestors and prevent your own birth has posed a serious problem for potential time travelers, not even considering the technical details ...

Jul 21, 2010 report
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Tunable quantum cascade laser

( -- One of the issues associated with lasers is their tunability. In many cases, if you want to produce a particular wavelength, you have to build a laser to accomplish this. In order to get another wavelength, ...

Jul 07, 2010 feature
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