Broadband squeezed light field by magnetostriction in an opto-magnomechanical

Fuente: arXiv
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Hauptverfasser: Di, Ke, Tan, Shuai, Cheng, Anyu, Zhao, Yinxue, Liu, Yu, Du, Jiajia
Format: Preprint
Veröffentlicht: 2024
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author Di, Ke
Tan, Shuai
Cheng, Anyu
Zhao, Yinxue
Liu, Yu
Du, Jiajia
author_facet Di, Ke
Tan, Shuai
Cheng, Anyu
Zhao, Yinxue
Liu, Yu
Du, Jiajia
contents We present a novel mechanism for generating a wide bandwidth squeezed optical output field in an opto-magnomechanical system. In this system, the magnon (mechanical) mode in the yttrium-iron-garnet crystal is coupled to the microwave field (optical field) through magnetic dipole (radiation pressure) interaction. The magnetostrictive force induced by the yttrium-iron-garnet crystal causes a mechanical displacement and creates a quadrature squeezed magnon mode. Eventually, this quadrature squeezed mechanical mode is transferred to the output optical field through state-swap interaction. Our results demonstrate the optimal parameter range for obtaining a stable squeezed optical output field with a wide bandwidth. Moreover, the squeezed light field exhibits strong robustness to environmental temperature. The new scheme we propose has potential applications in quantum precision measurements, quantum wireless networks, quantum radar, etc.
format Preprint
id arxiv_https___arxiv_org_abs_2402_04983
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Broadband squeezed light field by magnetostriction in an opto-magnomechanical
Di, Ke
Tan, Shuai
Cheng, Anyu
Zhao, Yinxue
Liu, Yu
Du, Jiajia
Quantum Physics
Optics
We present a novel mechanism for generating a wide bandwidth squeezed optical output field in an opto-magnomechanical system. In this system, the magnon (mechanical) mode in the yttrium-iron-garnet crystal is coupled to the microwave field (optical field) through magnetic dipole (radiation pressure) interaction. The magnetostrictive force induced by the yttrium-iron-garnet crystal causes a mechanical displacement and creates a quadrature squeezed magnon mode. Eventually, this quadrature squeezed mechanical mode is transferred to the output optical field through state-swap interaction. Our results demonstrate the optimal parameter range for obtaining a stable squeezed optical output field with a wide bandwidth. Moreover, the squeezed light field exhibits strong robustness to environmental temperature. The new scheme we propose has potential applications in quantum precision measurements, quantum wireless networks, quantum radar, etc.
title Broadband squeezed light field by magnetostriction in an opto-magnomechanical
topic Quantum Physics
Optics
url https://arxiv.org/abs/2402.04983