Opto-Electronic Engineering, Volume. 49, Issue 9, 220037(2022)

Highly confined localized spoof plasmon resonance characteristics on space-filling curvilinear meta-structures

Xiaochen Qiao1... Tan Shi1, Shichao Song1, Tao Fu2, Xiangping Li1 and Zilan Deng1,* |Show fewer author(s)
Author Affiliations
  • 1Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonic Technology, Jinan University, Guangzhou, Guangdong 510632, China
  • 2Guangxi Key Laboratory of Precision Navigation Technology and Application, Institute of Information and Communication, Guilin University of Electronic Technology, Guilin, Guangxi 541004, China
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    Figures & Tables(5)
    The schematic diagram of the structure of the comb-shaped space-filling curve. (a) The schematic diagram of the comb-shaped space-filled meta-structure and the simulation domain. The period w and duty cycle of the comb-shaped space-filling metallic curve structure are 10 mm and 0.5, respectively. The metal wire width a is 2.5 mm, half cycle width d is 5 mm, the total length of the structure is L, the width of the structure is W= 7.5 cm, the metal structure fills the air waveguide forming the gray part, and its effective length is S; (b) The schematic of double-open comb-shaped space-filling metallic curve structure; (c) The schematic of single-open comb-shaped space-filling metallic curve structure
    2D simulation of single-opening and double-opening comb structures with different number of periods. (a) The magnetic field distribution of fundamental mode in the double-opening comb-shaped space-filled meta-structure. (b) The magnetic field distribution of fundamental mode in the single-opening comb-shaped space-filled meta-structure; (c) The theoretical and simulated structure compression ratios, and the Q factors of the double-opening and single-opening comb-shaped space-filled meta-structures as functions of period number N, respectively
    Higher-order eigenmode calculations for double-open comb structures. (a) The scattering cross-section of the eigenmodes (M0~M9) of the double-opening space-filling metal curve structure; (b) The magnetic field distributions of the M0~M4 order eigenmodes of the double-opening-space-filling metal curve structure in the Z direction and the pole mode of each order corresponding to the eigenmode
    2D simulation of various types of space-filling curvilinear structures. (a) The schematic diagram of Hilbert-type space-filling meta-structure and the magnetic field distributions at different eigenmode orders (M0~M4); (b) The schematic diagram of rectangular spiral structure and the magnetic field distributions at different eigenmode orders (M0~M4); (c) The schematic diagram of combined structure and the magnetic field distributions at different eigenmode orders(M0~M4); (d) The scattering cross-section of the corresponding eigenmodes (M0~M4) of the preceding meta-structures
    3D simulation of a double-opening comb structure. (a) The schematic diagram of the three-dimensional double-opening comb-shaped space-filling metal curvilinear structure with a period number of 15; (b)The electric field distributions on X~Z section of the three-dimensional simulated eigenmodes of the double-opening comb-shaped space-filled meta-structure
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    Xiaochen Qiao, Tan Shi, Shichao Song, Tao Fu, Xiangping Li, Zilan Deng. Highly confined localized spoof plasmon resonance characteristics on space-filling curvilinear meta-structures[J]. Opto-Electronic Engineering, 2022, 49(9): 220037

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    Paper Information

    Category: Article

    Received: Apr. 5, 2022

    Accepted: --

    Published Online: Oct. 13, 2022

    The Author Email: Deng Zilan (zilandeng@jnu.edu.cn)

    DOI:10.12086/oee.2022.220037

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