Acta Optica Sinica, Volume. 38, Issue 10, 1024002(2018)
Fano Resonance Dual Mode Performance of Single Baffle Contained MDM Waveguide Coupled Disk Cavity
Fig. 1. Single baffle MDM waveguide coupled disk cavity structure
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
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
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
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
Fig. 6. FOM values at different wavelengths when parameters are optimal. (a) The first mode; (b) the second mode
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
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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
Category: Optics at Surfaces
Received: Apr. 11, 2018
Accepted: May. 12, 2018
Published Online: May. 9, 2019
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