研究目的
To study microwave and optical entanglement generation based on a generic cavity electro-optomechanical system in the strong coupling regime and propose a feasible experiment to verify entangled photon pairs.
研究成果
The study demonstrates that microwave and optical entanglement can be generated in a strongly coupled electro-optomechanical system and encoded in the frequency-bin degree of freedom. A feasible experimental scheme for verifying entangled photon pairs is proposed, with a criterion for good entanglement verification provided. The findings contribute to the development of entanglement-based quantum transduction between microwaves and optics.
研究不足
The study is theoretical and relies on numerical simulations based on feasible experimental parameters. Practical imperfections such as thermal noise, dissipation, and detector inefficiencies are considered, but their impact on the experimental realization needs further investigation.
1：Experimental Design and Method Selection:
The study is based on a generic cavity electro-optomechanical system in the strong coupling regime. The methodology involves analyzing the system's output spectra and quantifying the frequency entanglement between microwave and optical modes.
2：Sample Selection and Data Sources:
The system consists of optical, mechanical, and microwave modes with specific resonant frequencies. The data is derived from theoretical models and numerical simulations based on feasible experimental parameters.
3：List of Experimental Equipment and Materials:
The setup includes a piezo-optomechanical system with a blue-detuned laser drive, optical and microwave resonators, and a mechanical resonator.
4：Experimental Procedures and Operational Workflow:
The process involves driving the system with a blue-detuned laser, analyzing the output spectra for mode splittings, and quantifying entanglement through the entanglement of formation and entanglement rate.
5：Data Analysis Methods:
The analysis includes calculating the entanglement of formation and entanglement rate, and proposing a heralded scheme for detecting entangled photon pairs in the frequency-bin degree of freedom.
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