Chinese Optics Letters, Volume. 19, Issue 1, 013501(2021)

Magnetically tunable Airy-like beam of magnetostatic surface spin waves Editors' Pick

Haitao Dai*, Zolkefl A. Y. Mohamed, Aixiang Xiao, Yongxiang Xue, Ziyang Guo, Yu Zhang, Xiaodong Zhang, and Changlong Liu
Author Affiliations
  • Tianjin Key Laboratory of Low Dimensional Materials Physics and Preparing Technology, School of Science, Tianjin University, Tianjin 300072, China
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    Figures & Tables(5)
    (a) Schematic for micromagnetic simulation and (b) phase pattern of the excitation antenna.
    Snapshots of mz distribution at (a) 5 ns, (b) 10 ns, and (c) 15 ns. Parameters are set as a = 0.0351 μm−0.5, l = 50 μm. The inset of (c) shows the normalized mz.
    Time-averaged SW relative intensity distribution with (a) a = 0.0351 μm−0.5 and (c) a = 0.0398 μm−0.5; (b), (d) corresponding cross-section profiles along the dashed lines in (a) and (c).
    (a) Numerical simulation and fitting propagation trajectories for AiBMSSW with different deflection factors, a = {0.0351, 0.0373, 0.0398} μm−0.5; (b) intensity distribution of SWs generated with linear phase modulation.
    Trajectories of AiBMSSWs with various magnetic fields.
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    Haitao Dai, Zolkefl A. Y. Mohamed, Aixiang Xiao, Yongxiang Xue, Ziyang Guo, Yu Zhang, Xiaodong Zhang, Changlong Liu. Magnetically tunable Airy-like beam of magnetostatic surface spin waves[J]. Chinese Optics Letters, 2021, 19(1): 013501

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    Paper Information

    Category: Optics in Interdisciplinary Research

    Received: Jul. 16, 2020

    Accepted: Sep. 4, 2020

    Posted: Sep. 7, 2020

    Published Online: Dec. 7, 2020

    The Author Email: Haitao Dai (htdai@tju.edu.cn)

    DOI:10.3788/COL202119.013501

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