Laser & Optoelectronics Progress, Volume. 56, Issue 14, 140501(2019)

Measurement of Topological Charges for Vortex Beams using Gradually-Changing-Period Annular Gratings

Wenkang Zou1,2, Chunyong Yang1,2、*, Jin Hou1,2, Hao Long1,2, and Shaoping Chen1,2
Author Affiliations
  • 1 College of Electronic and Information Engineering, South-Central University for Nationalities, Wuhan, Hubei 430074, China
  • 2 Hubei Provincial Key Laboratory of Intelligent Wireless Communications, South-Central University for Nationalities, Wuhan, Hubei 430074, China
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    Wenkang Zou, Chunyong Yang, Jin Hou, Hao Long, Shaoping Chen. Measurement of Topological Charges for Vortex Beams using Gradually-Changing-Period Annular Gratings[J]. Laser & Optoelectronics Progress, 2019, 56(14): 140501

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    Paper Information

    Category: Diffraction and Gratings

    Received: Jan. 8, 2019

    Accepted: Feb. 19, 2019

    Published Online: Jul. 12, 2019

    The Author Email: Yang Chunyong (cyyang@mail.scuec.edu.cn)

    DOI:10.3788/LOP56.140501

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