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Preservation Macroscopic Entanglement of Optomechanical Systems in non-Markovian Environment

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Indexed by:期刊论文

Date of Publication:2016-04-01

Journal:SCIENTIFIC REPORTS

Included Journals:SCIE、PubMed

Volume:6

Page Number:23678

ISSN No.:2045-2322

Abstract:We investigate dynamics of an optomechanical system under the non-Markovian environment. In the weak optomechanical single-photon coupling regime, we provide an analytical approach fully taking into account the non-Markovian memory effects. When the cavity-bath coupling strength crosses a certain threshold, an oscillating memory state for the classical cavity field is formed. Due to the existence of the non-decay optical bound state, a nonequilibrium optomechanical thermal entanglement is preserved even without external driving laser. Our results provide a potential usage to generate and protect entanglement via non-Markovian environment.

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