边带
物理
振幅
振荡(细胞信号)
非线性系统
平方根
光学
量子电动力学
辐射压力
兼容边带传输
均方根
辐射
计算物理学
微波食品加热
量子力学
数学
生物
遗传学
几何学
作者
Hao Xiong,Yu-Wan Fan,Xiaoxue Yang,Ying Wu
摘要
We investigate radiation-pressure induced generation of the frequency components at the difference-sideband in an optomechanical system, which beyond the conventional linearized description of optomechanical interactions between cavity fields and the mechanical oscillation. We analytically calculate amplitudes of these signals, and identify a simple square-root law for both the upper and lower difference-sideband generation which can describe the dependence of the intensities of these signals on the pump power. Further calculation shows that difference-sideband generation can be greatly enhanced via achieving the matching conditions. The effect of difference-sideband generation, which may have potential application for manipulation of light, is especially suited for on-chip optomechanical devices, where nonlinear optomechanical interaction in the weak coupling regime is within current experimental reach.
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