Controlling the entanglement of mechanical oscillators in composite optomechanical system

作     者：Jun Zhang Qing-Xia Mu Wen-Zhao Zhang 张俊;穆青霞;张闻钊

作者机构：School of Mathematics and Statistics Guizhou University of Finance and Economics Guiyang 550025 China Mathematics and Physics Department North China Electric Power University Beijing 102206 China Beijing Computational Science Research Center (CSRC) Beijing 100193 China 

出 版 物：《Chinese Physics B》 (中国物理B（英文版）)

年 卷 期：2018年第27卷第4期

页      面：178-183页

核心收录：

学科分类：080904[工学-电磁场与微波技术] 0809[工学-电子科学与技术（可授工学、理学学位）] 08[工学] 

基　　金：Project supported by the National Natural Science Foundation of China(Grant Nos.11704026 and 11461016) the Fund from Guizhou University of Finance and Economics,China(Grant No.2017XZD01) the Guizhou Youth Science and Technology Talent Development Project(Grant Nos.170 and150) 

主　　题：entanglement optomechanics 

摘      要：A controllable entanglement scheme of two mechanical oscillators is proposed in a composite optomechanical *** the case of strong driving and high dissipation,the dynamics of the movable mirror of the optomechanical cavity is characterized by an effective frequency in the long-time evolution of the *** the classical nonlinear effects in an optomechanical system,we investigate the relationship between the effective frequency of the movable mirror and the adjustable parameters of the *** shows that the effective frequency of the movable mirror can be adjusted ranging fromωm（the resonance frequency of the coupling oscillator） to-ω*** the condition of experimental realization,we can generate and control steady-state entanglement between two oscillators by adjusting the effective frequency of the movable mirror and reducing the effective dissipation by selecting the parameter of the cavity driving laser *** scheme provides a promising platform to control the steady-state behavior of solid-state qubits using classical manipulation,which is significant for quantum information processing and fundamental research.