作者：Zhou, Hongqiang;Li, Xin;Ullah, Naqeeb;Geng, Guangzhou;Li, Junjie;Li, Xiaowei;Wang, Yongtian;Huang, Lingling （¹Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Photonics, Beijing Institute of Technology, Beijing; 100081, China;²Department of Electronic Engineering, Balochistan University of Information Technology Engineering and Management Sciences, Quetta; 87300, Pakistan;³Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, The Chinese Academy of Sciences, Beijing; 100191, China;⁴Laser Micro/Nano-Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing; 100081, China）

出处：Applied Physics Letters 2022

关键词：ALL-DIELECTRIC METASURFACE;CONTRAST MICROSCOPY;VORTEX BEAM;POLARIZATION;RESOLUTION;TRANSPORT;OPTICS

摘要：Phase retrieval is a generic calculating phase method through intensity images and prior conditions. Usually, the image recording system requires stab ...

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

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

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 ...

作者：Xuexiao Shao;Danfeng Yan;Wenwen Kong;Shuting Sun;Mei Liao;Wenwen Ou;Yan Zhang;Fang Zheng;Xiaowei Li;Lingjiang Li;Bin Hu （¹Gansu Provincial Key Laboratory of Wearable Computing, School of Information Science and Engineering, Lanzhou University, Lanzhou, China;²These authors contributed equally to this work.;³Department of Psychiatry, The Second Xiangya Hospital, Central South University, Changsha, Hunan 410011, China;⁴China National Clinical Research Center on Mental Disorders (Xiangya), Mental Health Institute of Central South University, China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Changsha, Hunan 410011, China;⁵Shanxi Mental Health Center, Taiyuan Fifth People\'s Hospital, Taiyuan, Shanxi 030045, China;⁶Brain Health Engineering Laboratory, Institute of Engineering Medicine, Beijing Institute of Technology, Beijing, China;⁷CAS Center for Excellence in Brain Science and Intelligence Technology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, China;⁸Joint Research Center for Cognitive Neurosensor Technology of Lanzhou University & Institute of Semiconductors, Chinese Academy of Sciences, China;⁹Engineering Research Center of Open Source Software and Real-Time System (Lanzhou University), Ministry of Education, Lanzhou, China）

出处：Psychiatry Research 2023

关键词：Event-related potential;Functional connectivity networks;Nitrous oxide;Task-state EEG;Treatment-resistant depression.

摘要：Nitrous oxide has rapid antidepressant effects in patients with treatment-resistant depression (TRD), but its underlying mechanisms of therapeutic act ...

发明人：黄玲玲，张雪，王涌天，李晓炜，赵睿哲

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：李昕，黄玲玲，周宏强，王涌天，李晓炜

申请日期：2022.04.14

摘要：本发明涉及基于各向异性超表面的相位复原方法，属于相位成像领域。通过沿界面应用梯度相位，三个具有衍射相位差的图像被传播在成像平面上。由于超表面的共轭Pancharatnam‑Berry(PB)相位调制，这三个图像传播确定的衍射距离。通过单次捕获同时记录物体的强度图像。然后使用强度传递方程算法对记录的图 ...

发明人：黄玲玲，陈屿丰，赵睿哲，李晓炜，王涌天

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 ...

作者：Zhao, Ruizhe;Wei, Qunshuo;Li, Yuzhao;Li, Xin;Geng, Guangzhou;Li, Xiaowei;Li, Junjie;Wang, Yongtian;Huang, Lingling （¹Beijing Engineering Research Center of Mixed Reality and Advanced Display, Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education of China, School of Optics and Photonics, Beijing Institute of Technology ²Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences ³Laser Micro/Nano‐Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology）

出处：Laser & Photonics Reviews 2023

关键词：metasurfaces;polarization transformation;stereo Jones matrix holography

摘要：Metasurfaces have exhibited powerful abilities for manipulating multiple fundamental properties of light including amplitude, phase, polarization, and ...

发明人：姜澜，董希明，李晓炜，王猛猛，王素梅，张向宇，郭茂林

申请日期：2022.09.09

摘要：本发明涉及一种垂直偏振飞秒激光脉冲序列实现半球谐振子质量调平的方法，属于激光应用技术领域。本发明的目的是为了解决现有半球谐振子质量调平方法精度低，效率低的问题，提供一种垂直偏振飞秒激光脉冲序列实现半球谐振子质量调平的方法；该方法高精度体现在利用脉冲序列能有效减小烧蚀区域面积，同时本工作首先发现垂直偏 ...

作者：Mengnan Wu^{1   2};Lan Jiang²;Xiaowei Li²;Zhikun Xiang²;Peng Yi²;Yang Liu³;Leyi Zhang²;Xibiao Li²;Zhi Wang²;Xiangyu Zhang²; （¹ School of Mechatronical Engineering, Beijing Institute of Technology, Beijing 100081, China. ² Laser Micro/Nano Fabrication Laboratory, School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China. ³ Institute of Micro-Nano Optoelectronics and Terahertz Technology, School of Mechanical Engineering, Jiangsu University, Zhenjiang 212013, P. R. China.）

出处：ACS applied materials & interfaces 2023

关键词：defogging;femtosecond laser;laser-assisted metallization;microheater;microlens array.

摘要：In extreme environments, fog formation on a microlens array (MLA) surface results in a device failure. One reliable solution for fog removal is to hea ...