量子电子学报 ›› 2022, Vol. 39 ›› Issue (2): 251-261.doi: 10.3969/j.issn.1007-5461.2022.02.005

• "轨道角动量:从经典光学到量子信息”专辑 II • 上一篇    下一篇

基于微纳结构的光子轨道角动量复用及检测进展

欧阳旭1, 张明偲1, 杨清帅1, 曹耀宇1, 徐毅2, 李向平1*   

  1. ( 1 暨南大学光子技术研究院, 广东省光纤传感与通信技术重点实验室, 广东广州511436; 2 广东工业大学先进光子技术研究院, 广东广州510006 )
  • 收稿日期:2021-12-01 修回日期:2022-01-09 出版日期:2022-03-28 发布日期:2022-03-28
  • 通讯作者: E-mail: xiangpingli@jnu.edu.cn E-mail:E-mail: xiangpingli@jnu.edu.cn
  • 作者简介:欧阳旭( 1993 - ), 博士生, 主要从事光存储、激光加工等方面的研究。E-mail: 270709831@qq.com
  • 基金资助:
    Supported by Guangdong Provincial Innovation and Entrepreneurship Project (广东省珠江人才计划创新团队项目, 2016ZT06D081), the Outstanding Innovative Talents Cultivation Funded Programs for Doctoral Students of Jinan University (暨南大学博士研究生拔尖创新人才项目资助, 2021CXB006)

Progress in orbital angular momentum multiplexing and detection based on nano structures

OUYANG Xu1, ZHANG Mingsi1, YANG Qingshuai1, CAO Yaoyu1, XU Yi2, LI Xiangping1*   

  • Received:2021-12-01 Revised:2022-01-09 Published:2022-03-28 Online:2022-03-28

摘要: 1992 年Allen 等认识到光子可以携带轨道角动量(OAM), 其表现为波前的螺旋相位分布。由于其独特 的光场分布以及其拓扑荷理论上可取任意整数等特性, OAM 光束在超分辨成像、高密度数据编码等领域具有 重要作用。对微纳尺度下OAM 光束与物质相互作用新机制的研究, 有望为现代光子器件以及多维光与物质 相互作用等领域提供新的思路和方法。介绍了本课题组利用OAM 光束在纳米结构上实现多维信息复用以及 OAM 光束拓扑荷的探测技术, 并对纳米尺度OAM 光束的应用进行了展望。

关键词: 信息光学, 轨道角动量, 光复用, 编码解码, 完美涡旋光, 涡旋光检测

Abstract: Photon carries orbital angular momentum (OAM), which manifests as a helical phase distribution in the wavefront. Because of its unique optical field distribution and physically-unbounded OAM state, OAM beam plays an important role in super-resolution imaging, high-density data coding and other fields. The study on the new mechanisms of OAM beam-matter interaction at nano structures is expected to provide new ideas and methods for the fields of modern photonic devices and multidimensional light-matter interaction. The applications of OAM beams in multidimensional multiplexing as well as the detection technologies of OAM topological charges developed by the authors’ group are reviewed, and an outlook on the application of OAM beams at nanoscale is also presented.

Key words: information optics, orbital angular momentum, optical multiplexing, coding and decoding; perfect optical vortex, detection of vortex beam

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