Acta Photonica Sinica, Volume. 46, Issue 8, 816004(2017)

Tunable Double Plasmon-Induced Transparency Windowsin Metamaterial Formed by Symmetric Graphene and Split Ring Resonators Structure

FAN Tian-xin1、*, ZHANG Hui-fang1, LI Yong1, HE Ying1, WANG Yang1, and SUN Xue-mei2
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  • 1[in Chinese]
  • 2[in Chinese]
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    A Plasmon-Induced Transparency (PIT) metamaterial was proposed comprised of a graphene patch and two pairs of split ring resonators (SRRs) symmetrically. The coupled PIT molecule is termed as dark-bright-dark molecule. By using the finite element method simulation, the PIT metamaterial exhibits double sharp-induced transparency peaks was observed. the PIT windows can be dynamically modulated at the terahertz regime by tuning the Fermi energy in graphene and varying the geometric parameters of the metamaterial. Theoretical calculations show thatthe interaction distance between graphene and two pairs of symmetrically SRRs is 0.5 microns and the graphene Fermi level is 1.5 eV, the optimal double transparent window is obtained.The PIT effects may have some potential applications in nonlinear devices, tunable sensors, switches, and slow light devices.

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    FAN Tian-xin, ZHANG Hui-fang, LI Yong, HE Ying, WANG Yang, SUN Xue-mei. Tunable Double Plasmon-Induced Transparency Windowsin Metamaterial Formed by Symmetric Graphene and Split Ring Resonators Structure[J]. Acta Photonica Sinica, 2017, 46(8): 816004

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    Paper Information

    Received: Mar. 3, 2017

    Accepted: --

    Published Online: Oct. 30, 2017

    The Author Email: Tian-xin FAN (fantx01@foxmail.com)

    DOI:10.3788/gzxb20174608.0816004

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