Acta Photonica Sinica, Volume. 50, Issue 4, 128(2021)

Bifurcation-tunable Diffractionless Light Propagation in One-dimensional Non-Hermitian Photonic Lattice

Zhenjuan LIU1, Haohao WANG1, Yanan DAI1, Zhiqing ZHANG1, Yishan WANG2, and Xinyuan QI1
Author Affiliations
  • 1School of Physics, Northwestern University, Xi'an70027, China
  • 2State Key Laboratory of Transient Optics and Photonics, Xi'an Institute of Optics and Mechanics, Chinese Academy of Sciences, Xi'an710119, China
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    Figures & Tables(5)
    Schematic diagram of one dimensional compound photonic lattice and effective model
    Band structure and group velocity of the one-dimensional photonic lattice with different modulation phase ϕ and next-nearest coupling κ
    Light evolution with different incident wave vectors k and the effects of coupling J on angles between two non-diffraction branches
    Light bifurcation with different incident wave vectors modulated by modulation phase ϕ
    Energy ratio controlled by next-nearest couplings κo and κe
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    Zhenjuan LIU, Haohao WANG, Yanan DAI, Zhiqing ZHANG, Yishan WANG, Xinyuan QI. Bifurcation-tunable Diffractionless Light Propagation in One-dimensional Non-Hermitian Photonic Lattice[J]. Acta Photonica Sinica, 2021, 50(4): 128

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    Paper Information

    Category: Optical Devices

    Received: Dec. 7, 2020

    Accepted: Jan. 15, 2021

    Published Online: May. 11, 2021

    The Author Email:

    DOI:10.3788/gzxb20215004.0423003

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