张扬

个人信息Personal Information

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:光学工程. 光学. 测试计量技术及仪器

办公地点:物理系326房间

联系方式:yangzhang@dlut.edu.cn

电子邮箱:yangzhang@dlut.edu.cn

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Optomechanically induced transparency in multi-cavity optomechanical system with and without one two-level atom

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论文类型:期刊论文

发表时间:2016-06-28

发表刊物:SCIENTIFIC REPORTS

收录刊物:SCIE、PubMed

卷号:6

页面范围:28830

ISSN号:2045-2322

摘要:We analytically study the optomechanically induced transparency (OMIT) in the N-cavity system with the Nth cavity driven by pump, probing laser fields and the 1st cavity coupled to mechanical oscillator. We also consider that one atom could be trapped in the ith cavity. Instead of only illustrating the OMIT in such a system, we are interested in how the number of OMIT windows is influenced by the cavities and the atom and what roles the atom could play in different cavities. In the resolved sideband regime, we find that, the number of cavities precisely determines the maximal number of OMIT windows. It is interesting that, when the two-level atom is trapped in the even-labeled cavity, the central absorptive peak (odd N) or dip (even N) is split and forms an extra OMIT window, but if the atom is trapped in the odd-labeled cavity, the central absorptive peak (odd N) or dip (even N) is only broadened and thus changes the width of the OMIT windows rather than induces an extra window.