Improving Detectors Using Entangling Quantum Copiers
classification
🪐 quant-ph
keywords
detectorsimperfectquantumallowsalonecopierscopiescopying
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We present a detection scheme which using imperfect detectors, and imperfect quantum copying machines (which entangle the copies), allows one to extract more information from an incoming signal, than with the imperfect detectors alone.
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