作者： Zhaoxian Su³¹;Wenlong Gao³²;Bingyi Liu¹²;Lingling Huang⁴¹;Yongtian Wang¹; （¹Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Photonics, Beijing Institute of Technology, Beijing, 100081, People\'s Republic of China;²Department of Physics, Paderborn University, Warburger Str. 100, 33098 Paderborn, Germany）

出处： New Journal of Physics 2022 Vol.24 No.3 P033025

关键词： topological semimetal;metamaterial;Dirac point;topological phase transition

摘要： Three-dimensional (3D) semimetals with fourfold degenerate Dirac points are of prominent importance in topological photonics as the parent states to W ...

作者： Zhang, Xue^{1, 2}; Li, Xin^{1, 2}; Zhou, Hongqiang^{1, 2, 3}; Wei, Qunshuo^{1, 2}; Geng, Guangzhou⁴; Li, Junjie⁴; Li, Xiaowei⁵; Wang, Yongtian^{1, 2}; Huang, Lingling^{1, 2} （¹Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Photonics, Beijing Institute of Technology, Beijing; 100081, China;²Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education of China, School of Optics and Photonics, Beijing Institute of Technology, Beijing; 100081, China;³Department of Physics and Optoelectronics, Faculty of Science, Beijing University of Technology, Beijing; 100124, China;⁴Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing; 100191, China;⁵Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing; 100081, China）

出处： Advanced Functional Materials 2022 Vol.32 No.52

作者： Liu, Bingyi^{1, 2}; Zhou, Zhiling³; Wang, Yongtian¹; Zentgraf, Thomas²; Li, Yong³; Huang, Lingling¹ （¹School of Optics and Photonics, Beijing Engineering Research Center of Mixed Reality and Advanced Display, Beijing Institute of Technology, Beijing; 100081, China;²Department of Physics, Paderborn University, Warburger Str. 100, Paderborn; 33098, Germany;³Institute of Acoustics, School of Physics Science and Engineering, Tongji University, Shanghai; 200092, China）

出处： Applied Physics Letters 2022 Vol.120 No.21

作者： Liu, Bingyi^{1, 2}; Zhou, Zhiling³; Wang, Yongtian¹; Zentgraf, Thomas²; Li, Yong³; Huang, Lingling¹; （¹School of Optics and Photonics, Beijing Engineering Research Center of Mixed Reality and Advanced Display, Beijing Institute of Technology, Beijing; 100081, China;²Department of Physics, Paderborn University, Warburger Str. 100, Paderborn; 33098, Germany;³Institute of Acoustics, School of Physics Science and Engineering, Tongji University, Shanghai; 200092, China）

出处： arXiv 2022

摘要： The optical geometric phase encoded by the in-plane spatial orientation of microstructures has promoted the rapid development of numerous new-type opt ...

发明人： 黄玲玲，张雪，王涌天，李晓炜，赵睿哲

申请人： 北京理工大学

申请号： 202210383510.6

申请日期： 2022.04.12

摘要： 本发明公开的基于达曼涡旋超颖表面的光束微分运算方法，属于涡旋光束、结构光束，光学通信领域。本发明实现方法为：设计广义涡旋光束，利用达曼涡旋光栅特有的各个衍射级次拓扑荷加减变化以及倍乘关系，结合广义涡旋光束具有的相位微分计算特点，在超颖表面上产生不同形状的广义涡旋光束阵列，通过构建光栅阵列并赋予广义涡 ...

发明人： 黄玲玲，陈屿丰，赵睿哲，李晓炜，王涌天

申请人： 北京理工大学

申请号： 202210799469.0

申请日期： 2022.07.06

摘要： 本发明公开的一种基于抛物线相位超表面的频率色散器件，属于微纳光学、频率色散调控、光谱分析领域。本发明能够在可见光宽波段内，基于贝里相位对超表面相位调制，在超表面形成抛物线型相位分布，实现对入射光的色散和聚焦，光经超表面器件作用后聚焦的焦距与波长成反比例关系。超表面所采用的矩形柱超颖原子结构便于贝里相 ...

发明人： 黄玲玲，闫景逍，李昕，王涌天

申请人： 北京理工大学

申请号： 202210729591.0

申请日期： 2022.06.24

摘要： 本发明公开的基于超颖表面的单像素成像密匙的全息加密方法，属于微纳光学、全息复用和光学加密应用技术领域。为了获得再现图像所对应的计算机生成的振幅全息图，本发明使用相位恢复算法来获得物体在全息图上的光场相位分布，再对生成的相位分布进行二值化得到相对应的振幅分布。另外，为了获得单像素成像中目标物体的重建图 ...

作者： Li, Xin¹;Huang, Lingling¹;Wang, Yongtian¹;

出处： Conference on Holography, Diffractive Optics, and Applications XII Part of SPIE/COS Photonics Asia Conference ELECTR NETWORK 2022

会议录： Vol.12318 -

摘要： Optical metasurfaces are optical elements with artificial subwavelength nanostructures, and it can achieve functions that cannot be realized by tradit ...

作者： Jingxiao Yan;Qunshuo Wei;Yin Liu;Guangzhou Geng;Junjie Li;Xiaowei Li;Xin Li;Yongtian Wang;Lingling Huang （¹ Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Photonics, Beijing Institute of Technology, Beijing, 100081, China. ² Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing, 100191, China. ³ Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China.）

出处： Small (Weinheim an der Bergstrasse, Germany) 2022 Vol.18 No.35 Pe2203197

关键词： holography;metasurfaces;optical encryption;single pixel imaging.

摘要： Compared with the traditional holographic technology, metasurface holography is a promising technology due to the large field angle and high spatial r ...

作者： Xue Zhang¹;Lingling Huang¹;Ruizhe Zhao¹;Hongqiang Zhou¹;Xin Li¹;Guangzhou Geng²;Junjie Li²;Xiaowei Li³;Yongtian Wang¹;Shuang Zhang^{4   5}; （¹ Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Photonics, Beijing Institute of Technology, Beijing 100081, China. ² Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100191, China. ³ Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China. ⁴ Department of Physics, University of Hong Kong, Hong Kong, China. ⁵ Department of Electrical and Electronic Engineering, University of Hong Kong, Hong Kong, China.）

出处： Science advances 2022 Vol.8 No.40 Peabp8073

摘要： In mathematics, general functions can be decomposed into a linear combination of basis functions. This principle can be used for creating an infinite ...