MIM Tunable Plasmonic Filter Embedded with Symmetrical Sector Metal Resonator

Hongyan Yang; Yupeng Chen; Gongli Xiao; Mengyin Liu; houquan Liu; Chuanxin Teng; Hongchang Deng; Ming Chen; Ronghui Xu; Shijie Deng; Libo Yuan

doi:10.3788/AOS202040.1124001

Acta Optica Sinica, Volume. 40, Issue 11, 1124001(2020)

MIM Tunable Plasmonic Filter Embedded with Symmetrical Sector Metal Resonator

Hongyan Yang^1,2, Yupeng Chen¹, Gongli Xiao^3、*, Mengyin Liu¹, houquan Liu¹, Chuanxin Teng¹, Hongchang Deng¹, Ming Chen¹, Ronghui Xu^1,2, Shijie Deng¹, and Libo Yuan¹

Author Affiliations

¹School of Electronic Engineering and Automation, Guilin University of Electronic Technology, Guilin, Guangxi 541004, China

²Guangxi Key Laboratory of Automatic Detecting Technology and Instruments, Guilin, Guangxi 541004, China

³Guangxi Key Laboratory of Precision Navigation Technology and Application, Guilin University of Electronic Technology, Guilin, Guangxi 541004, China

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Figures & Tables(8)

Fig. 1. Schematic of proposed filter in X-Y plane

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$Simulated parameter relation of MIM waveguide. (a) Effective refractive index versus wavelength; (b) effective refractive index versus refractive index of dielectric medium$

Fig. 2. Simulated parameter relation of MIM waveguide. (a) Effective refractive index versus wavelength; (b) effective refractive index versus refractive index of dielectric medium

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Fig. 3. Transmittance spectra and magnetic field distributions in circular filter. (a)Transmittance spectrum; (b)(c) magnetic field distributions in circular filter without sector metal block; (d)(e) magnetic field distributions in circular filter with sector metal block

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Fig. 4. Transmittance spectra and magnetic field intensity distributions at different θ. (a) Transmittance spectra; (b) magnetic field intensity distributions

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Fig. 5. Effect of parameters on resonance peaks. (a) Resonator radius; (b) coupling distance

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$Effect of refractive index of each medium on resonance performance. (a) Relationship between resonance wavelength and transmittivity; (b) relationship between refractive index and resonance wavelength$

Fig. 6. Effect of refractive index of each medium on resonance performance. (a) Relationship between resonance wavelength and transmittivity; (b) relationship between refractive index and resonance wavelength

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Fig. 7. Results for filter working in the first and second windows of optical fiber communication

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Table 1. Parameter comparison between proposed filter and other bandpass filters
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Table 1. Parameter comparison between proposed filter and other bandpass filters
Filter Transmittivity /% Q S/(nm·RIU^-1)
Filter inRef.[8] 57 1500
Filter inRef. [25] 42
Filter inRef. [32] 70 12
Proposedfilter 76 40 1200

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Hongyan Yang, Yupeng Chen, Gongli Xiao, Mengyin Liu, houquan Liu, Chuanxin Teng, Hongchang Deng, Ming Chen, Ronghui Xu, Shijie Deng, Libo Yuan. MIM Tunable Plasmonic Filter Embedded with Symmetrical Sector Metal Resonator[J]. Acta Optica Sinica, 2020, 40(11): 1124001

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