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arXiv 2005.06003physics.ins-detphysics.optics

无腔光机械系统中的耗散耦合、色散耦合及其组合

Dissipative coupling, dispersive coupling and their combination in the cavity-less opto-mechanical systems

Faculty of Physics, M.V. Lomonosov Moscow State University(莫斯科国立大学物理系);Quantum Technology Centre, M.V. Lomonosov Moscow State University(莫斯科国立大学量子技术中心)

Alexandr Karpenko, Sergey P. Vyatchanin

AI总结:

该研究在无腔光机械系统中对比耗散与色散耦合,探究其组合形式,发现组合耦合单泵浦下仍有稳定光刚度,且变分测量适用于该组合。

摘要:

将变分测量方法应用于无腔耗散耦合(此时测试质量位移会改变单镜面的透射率),并将所得结果与无腔色散耦合(此时位移后的单镜面质量会改变反射波的相位)进行对比,针对 ponderomotive 压缩对这些耦合类型展开比较。此外,还探究了耗散与色散耦合组合的无腔变体,明确该组合耦合即便在单泵浦情况下也能产生稳定的光刚度,最终证实变分测量可应用于组合耦合。

英文摘要:

The approach of variational measurement is applied to the cavity-less dissipative coupling (when test mass displacement is changing transmittance of a single mirror). The result obtained is compared to the cavity-less dispersive coupling (when the mass of displaced single mirror is changing the phase in reflected wave). These types of coupling are compared for ponderomotive squeezing. In addition, the cavity-less variant of combined dissipative and dispersive coupling is explored. It is established that combined coupling results in a stable optical rigidity even in case of a single pump. Finally, it is confirmed that variational measurement can be applied to combined coupling.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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