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quant-ph2014★ 34 cited
Experimental Implementation of a Quantum Optical State Comparison Amplifier
Ross J. Donaldson, Robert J. Collins, Electra Eleftheriadou +3
Quantum optical amplification that beats the noise addition limit for deterministic amplifiers has been realized experimentally using several different nondeterministic protocols.…
quant-ph2013★ 27 cited
Quantum Optical State Comparison Amplifier
Electra Eleftheriadou, Stephen M. Barnett, John Jeffers
It is a fundamental principle of quantum theory that an unknown state cannot be copied or, as a consequence, an unknown optical signal cannot be amplified deterministically and per…