Researching | Magnomechanically Induced Transparency and Fast-slow Light Effects in the Hybrid Cavity Magnetic System Assisted by an Optical Parametric Amplifier

Journals >Acta Photonica Sinica >Volume 53 >Issue 2 >Page 0227001 > Article

Acta Photonica Sinica
Vol. 53, Issue 2, 0227001 (2024)

Magnomechanically Induced Transparency and Fast-slow Light Effects in the Hybrid Cavity Magnetic System Assisted by an Optical Parametric Amplifier

Qinghong LIAO^*, Menglin SONG, Jian SUN, and Haiyan QIU

Author Affiliations

Department of Electronic Information Engineering，Nanchang University，Nanchang 330031，China

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DOI: 10.3788/gzxb20245302.0227001 Cite this Article

Qinghong LIAO, Menglin SONG, Jian SUN, Haiyan QIU. Magnomechanically Induced Transparency and Fast-slow Light Effects in the Hybrid Cavity Magnetic System Assisted by an Optical Parametric Amplifier[J]. Acta Photonica Sinica, 2024, 53(2): 0227001 Copy Citation Text

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Schematic diagram of the hybrid cavity magnetic system assisted by an OPA

Fig. 1. Schematic diagram of the hybrid cavity magnetic system assisted by an OPA

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Absorption μp and dispersion νp of output detection field as a function of normalized detuning δ/ωb under different magnon-phonon effective coupling strengths K

Fig. 2. Absorption

μ_{p}

and dispersion

ν_{p}

of output detection field as a function of normalized detuning

δ / ω_{b}

under different magnon-phonon effective coupling strengths

K

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Fig. 3. The absorption spectrum

μ_{p}

of the output detection field as a function of normalized detuning

δ / ω_{b}

under different OPA gains G

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Fig. 4. Under different cavity-magnon coupling strength g_ma，the absorption spectrum

μ_{p}

（green solid line）and dispersion spectrum

ν_{p}

（magenta dotted line）of the output detection field are used as normalized detuning functions

δ / ω_{b}

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Fig. 5. Under different OPA gains G

(K = 2 π M H z)

，the transmission rate

{|t_{p}|}^{2}

of the detection field in the cavity magnetic system as a function of normalized detuning

δ / ω_{b}

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Fig. 6. Under different OPA gains G，the group delay

τ

of the cavity magnetic system as a function of normalized detuning

δ / ω_{b}

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Qinghong LIAO, Menglin SONG, Jian SUN, Haiyan QIU. Magnomechanically Induced Transparency and Fast-slow Light Effects in the Hybrid Cavity Magnetic System Assisted by an Optical Parametric Amplifier[J]. Acta Photonica Sinica, 2024, 53(2): 0227001

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