News tagged with quantum information

Are weak values quantum? Don't bet on it

( —New work asserts that a key technique used to probe quantum systems may not be so quantum after all, according to Perimeter postdoctoral researcher Joshua Combes and his colleague Christopher Ferrie.

dateSep 24, 2014 in Quantum Physics
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The entropy of black holes

Yesterday I talked about black hole thermodynamics, specifically how you can write the laws of thermodynamics as laws about black holes. Central to the idea of thermodynamics is the property of entropy, which can be related ...

dateSep 12, 2014 in Astronomy
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