Journal of Infrared and Millimeter Waves, Volume. 43, Issue 3, 322(2024)

Asymmetric tip design for far infrared metamaterial sensor

Xiao-Sen LU, Xu WU*, Xiao-Ke WEI, Jun-Jie WANG, Qi-Liang WANG, Zuan-Ming JIN, and Yan PENG
Author Affiliations
  • School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China
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    Figures & Tables(7)
    Structural parameters of asymmetrically tipped split-ring resonator.
    Schematic of asymmetric tip design for far-IR metamaterial:(a) Schematic of equivalent capacitance and inductance effect;(b) Relationship between the tip length,tip area and the tip angle.
    Surface electric field distribution of far-IR metamaterial: (a) untipped structure; (b-i) asymmetric tip structure. The tip angle is (b)150°; (c)120°; (d) 105°; (e) 90°; (f) 75°; (g) 60°; (h) 30°,and (i) 16°,respectively
    Resonance wavenumber under different asymmetric tip angles (normalized resonant peaks separated in the vertical axis).
    FWHM under different asymmetric tip angles: (a) Normalized spectra; (b) Relationship between FWHM and tip angle.
    Q factors of the double split-ring resonators under different asymmetric tip angles.
    Sensing sensitivity of the double split-ring resonators under different asymmetric tip angles:(a) Schematic of simulation model. The dielectric constant is (b) 2.0 and (c) 3.6,respectively.
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    Xiao-Sen LU, Xu WU, Xiao-Ke WEI, Jun-Jie WANG, Qi-Liang WANG, Zuan-Ming JIN, Yan PENG. Asymmetric tip design for far infrared metamaterial sensor[J]. Journal of Infrared and Millimeter Waves, 2024, 43(3): 322

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    Paper Information

    Category: Research Articles

    Received: Sep. 19, 2023

    Accepted: --

    Published Online: Apr. 29, 2024

    The Author Email: Xu WU (wuxu@usst.edu.cn)

    DOI:10.11972/j.issn.1001-9014.2024.03.005

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