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    李崇

    • 副教授     博士生导师   硕士生导师
    • 性别:男
    • 毕业院校:大连理工大学
    • 学位:博士
    • 所在单位:物理学院
    • 学科:理论物理
    • 办公地点:物理219室
    • 联系方式:lichong@dlut.edu.cn
    • 电子邮箱:lichong@dlut.edu.cn

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    Parity-time-symmetry enhanced optomechanically-induced-transparency

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    论文类型:期刊论文

    第一作者:Li, Wenlin

    通讯作者:Li, C; Song, HS (reprint author), Dalian Univ Technol, Sch Phys & Optoelect Engn, Dalian 116024, Peoples R China.

    合写作者:Jiang, Yunfeng,Li, Chong,Song, Heshan

    发表时间:2016-08-04

    发表刊物:SCIENTIFIC REPORTS

    收录刊物:SCIE、PubMed、Scopus

    卷号:6

    页面范围:31095

    ISSN号:2045-2322

    摘要:We propose and analyze a scheme to enhance optomechanically-induced-transparency (OMIT) based on parity-time-symmetric optomechanical system. Our results predict that an OMIT window which does not exist originally can appear in weak optomechanical coupling and driving system via coupling an auxiliary active cavity with optical gain. This phenomenon is quite different from these reported in previous works in which the gain is considered just to damage OMIT phenomenon even leads to electromagnetically induced absorption or inverted-OMIT. Such enhanced OMIT effects are ascribed to the additional gain which can increase photon number in cavity without reducing effective decay. We also discuss the scheme feasibility by analyzing recent experiment parameters. Our work provide a promising platform for the coherent manipulation and slow light operation, which has potential applications for quantum information processing and quantum optical device.