Acta Physica Sinica, Volume. 69, Issue 3, 034201-1(2020)

Realizing Talbot effect of circular grating with conformal transformation

Zhe-Ning Yang1, Yang-Yang Yue1, Xu-Hao Hong2, Rui-Zhi Zhao1, Rong-Er Lu1, Xia Feng1, Ya-Guang Xu1, Xu-Dong Yuan1, Chao Zhang1、*, Yi-Qiang Qin1、*, and Yong-Yuan Zhu2、*
Author Affiliations
  • 1College of Engineering and Applied Sciences, Nanjing University, Nanjing 210023, China
  • 2School of Physics, Nanjing University, Nanjing 210023, China
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    Figures & Tables(5)
    Ring grating with a point source of incident light.点光源入射的环形光栅衍射图解
    Simulation results (light field inside the grating has been removed).Lumerical模拟结果(光栅内的光场已去除)
    Schematic diagram of virtual space(left) and physical space(right).虚拟空间(左)和物理空间(右)示意图
    For the grating with the inner diameter of 10 μm and the outter diameter of 10.1 μm (m=50, = 50 μm), (a) simulation results (light field inside the grating has been removed), and (b) comparison of self-image (dash line) and the light field at r = 10.1 μm (solid line).对于内径为10 μm, 外径为10.1 μm, m = 50, = 50 μm的光栅, (a) Lumerical模拟结果(光栅内的光场已去除), 以及(b)自成像光场(短划线)与光栅处光场(实线)的对比
    For the grating with the inner diameter of 50 μm and the outter diameter of 50.1 μm (m=120, = 300 μm), (a) simulation results (light field inside the grating has been removed), and (b) comparison of self-image (dash line) and the light field at r = 10.1 μm (solid line).对于内径为50 μm, 外径为50.1 μm, m=120, = 300 μm的光栅, (a) Lumerical模拟结果(光栅内的光场已去除), 以及(b)自成像光场(虚线)与光栅处光场(实线)的对比
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    Zhe-Ning Yang, Yang-Yang Yue, Xu-Hao Hong, Rui-Zhi Zhao, Rong-Er Lu, Xia Feng, Ya-Guang Xu, Xu-Dong Yuan, Chao Zhang, Yi-Qiang Qin, Yong-Yuan Zhu. Realizing Talbot effect of circular grating with conformal transformation[J]. Acta Physica Sinica, 2020, 69(3): 034201-1

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    Paper Information

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    Received: Sep. 5, 2019

    Accepted: --

    Published Online: Nov. 10, 2020

    The Author Email: Yi-Qiang Qin (yqqin@nju.edu.cn), Yong-Yuan Zhu (yyzhu@nju.edu.cn)

    DOI:10.7498/aps.69.20191340

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