光学学报, 2018, 38 (10): 1024002, 网络出版: 2019-05-09
单挡板MDM波导耦合圆盘腔的Fano共振双模式特性研究 
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Fano Resonance Dual Mode Performance of Single Baffle Contained MDM Waveguide Coupled Disk Cavity
图 & 表
图 2. Fano共振的形成过程。(a)只有单挡板或圆盘腔时的透射谱;(b)单挡板MDM波导耦合圆盘腔结构形成的Fano共振谱
Fig. 2. Fano resonance formation process. (a) Transmittance spectra when a single baffle or a disk is alone; (b) Fano resonance spectrum of single baffle MDM waveguide coupled disk cavity structure
图 3. Ez场分布。(a)不含挡板时,λ=709 nm处的Ez场分布;(b)不含挡板时,λ=1141 nm处的Ez场分布;(c)含挡板时,λ=721 nm处的Ez场分布;(d)含挡板时,λ=1162 nm处的Ez场分布;(e)含挡板时,λ=709 nm处的Ez场分布;(f)含挡板时,λ=1139 nm处的Ez场分布
Fig. 3. Ez field distributions. (a) Ez field distribution at λ=709 nm in the absence of baffle; (b) Ez field distribution at λ=1141 nm in the absence of baffle; (c) Ez field distribution at λ=721 nm after adding baffle; (d) Ez field distribution at λ=1162 nm after adding baffle; (e) Ez field distribution at λ=709 nm after adding baffle; (f) Ez field distribution at λ=1139 nm after adding baffle
图 4. 参数R对共振峰和FOM值的影响。(a)参数R对Fano共振峰的影响;(b)第一种模式下,参数R对FOM值的影响;(c)第二种模式下,参数R对FOM值的影响
Fig. 4. Effects of parameter R on resonance peak and FOM value. (a) Effect of parameter R on Fano resonance peaks; (b) effect of parameter R on FOM values at the first mode; (c) effect of parameter R on FOM values at the second mode
图 5. 参数g对共振峰和FOM值的影响。(a)参数g对Fano共振峰的影响;(b)参数g对FOM值的影响
Fig. 5. Effects of parameter g on resonance peak and FOM values. (a) Effects of parameters g on Fano resonance peak; (b) effects of parameter g on FOM values
图 6. 参数最优时,不同波长对应的FOM值。(a)第一种模式;(b)第二种模式
Fig. 6. FOM values at different wavelengths when parameters are optimal. (a) The first mode; (b) the second mode
图 7. 环境折射率n与共振波长λ的关系。(a)不同环境折射率n下的透射谱;(b)环境折射率n与共振波长λ的线性关系
Fig. 7. Relationship between environmental refractive index n and resonant wavelength λ. (a) Transmission spectra at different environmental refractive indices n; (b) linear relationship between environmental refractive index n and resonant wavelength λ
韩帅涛, 陈颖, 邸远见, 何磊, 崔行宁, 朱奇光, 李少华. 单挡板MDM波导耦合圆盘腔的Fano共振双模式特性研究[J]. 光学学报, 2018, 38(10): 1024002. Shuaitao Han, Ying Chen, Yuanjian Di, Lei He, Xingning Cui, Qiguang Zhu, Shaohua Li. Fano Resonance Dual Mode Performance of Single Baffle Contained MDM Waveguide Coupled Disk Cavity[J]. Acta Optica Sinica, 2018, 38(10): 1024002.
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