Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical System

We investigate the coherent optical propagation in a photonic molecule spinning optomechanical system consisting of two whispering gallery microcavities in which one of the optical cavities is a spinning optomechanical cavity and the other one is an ordinary auxiliary optical cavity. As the optomech...

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Main Authors: Hua-Jun Chen, Yun-He Liu, Bao-Hao Xie
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Micromachines
Subjects:
Online Access:https://www.mdpi.com/2072-666X/14/3/655
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author Hua-Jun Chen
Yun-He Liu
Bao-Hao Xie
author_facet Hua-Jun Chen
Yun-He Liu
Bao-Hao Xie
author_sort Hua-Jun Chen
collection DOAJ
description We investigate the coherent optical propagation in a photonic molecule spinning optomechanical system consisting of two whispering gallery microcavities in which one of the optical cavities is a spinning optomechanical cavity and the other one is an ordinary auxiliary optical cavity. As the optomechanical cavity is spinning along the clockwise or counterclockwise direction, the cavity field can undergo different Sagnac effects, which accompanies the auxiliary optical cavity, together influencing the process of the evolution of optomechanically induced transparency and its related propagation properties, such as fast and slow light effects. The numerical results indicate that the enhanced slow and fast light and the conversion from fast to slow light (or slow to fast light) are determined by the spinning direction of the optomechanical cavity and the coupling of the two optical cavities. The study affords further insight into the photonic molecule spinning optomechanical systems and also indicates promising applications in quantum information processing.
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spelling doaj.art-22b48a00ac90457fbb3fc22321919c7f2023-11-17T12:43:50ZengMDPI AGMicromachines2072-666X2023-03-0114365510.3390/mi14030655Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical SystemHua-Jun Chen0Yun-He Liu1Bao-Hao Xie2School of Mechanics and Photoelectric Physics, Anhui University of Science and Technology, Huainan 232001, ChinaSchool of Mechanics and Photoelectric Physics, Anhui University of Science and Technology, Huainan 232001, ChinaSchool of Mechanics and Photoelectric Physics, Anhui University of Science and Technology, Huainan 232001, ChinaWe investigate the coherent optical propagation in a photonic molecule spinning optomechanical system consisting of two whispering gallery microcavities in which one of the optical cavities is a spinning optomechanical cavity and the other one is an ordinary auxiliary optical cavity. As the optomechanical cavity is spinning along the clockwise or counterclockwise direction, the cavity field can undergo different Sagnac effects, which accompanies the auxiliary optical cavity, together influencing the process of the evolution of optomechanically induced transparency and its related propagation properties, such as fast and slow light effects. The numerical results indicate that the enhanced slow and fast light and the conversion from fast to slow light (or slow to fast light) are determined by the spinning direction of the optomechanical cavity and the coupling of the two optical cavities. The study affords further insight into the photonic molecule spinning optomechanical systems and also indicates promising applications in quantum information processing.https://www.mdpi.com/2072-666X/14/3/655spinning resonatoroptomechanically induced transparencyslow lightcoherent light propagation
spellingShingle Hua-Jun Chen
Yun-He Liu
Bao-Hao Xie
Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical System
Micromachines
spinning resonator
optomechanically induced transparency
slow light
coherent light propagation
title Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical System
title_full Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical System
title_fullStr Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical System
title_full_unstemmed Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical System
title_short Auxiliary-Cavity-Assisted Slow and Fast Light in a Photonic Molecule Spinning Optomechanical System
title_sort auxiliary cavity assisted slow and fast light in a photonic molecule spinning optomechanical system
topic spinning resonator
optomechanically induced transparency
slow light
coherent light propagation
url https://www.mdpi.com/2072-666X/14/3/655
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AT yunheliu auxiliarycavityassistedslowandfastlightinaphotonicmoleculespinningoptomechanicalsystem
AT baohaoxie auxiliarycavityassistedslowandfastlightinaphotonicmoleculespinningoptomechanicalsystem