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：Ding, He;Lv, Guoqing;Cai, Xue;Chen, Junyu;Cheng, Ziyi;Peng, Yanxiu;Tang, Guo;Shi, Zhao;Xie, Yang;Fu, Xin;Yin, Lan;Yang, Jian;Wang, Yongtian;Sheng, Xing （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, Beijing National Research Center for Information Science and Technology, Institute for Precision Medicine, Center for Flexible Electronics Technology, and IDG/McGovern Institute for Brain Research, Tsinghua University, Beijing; 100084, China;³School of Materials Science and Engineering, Tsinghua University, Beijing; 100084, China）

出处：Light: Science and Applications 2022

关键词：TEMPERATURE;EXCITATION;SENSORS;POWER

摘要：Thermometric detectors are crucial in evaluating the condition of target objects spanning from environments to the human body. Optical-based thermal s ...

作者：Ai, Danni;Yang, Jian;Fan, Jingfan;Cong, Weijian;Wang, Yongtian. （Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China.）

出处：PLoS One 2015

关键词：Análise de Componente Principal;Doses de Radiação;Razão Sinal-Ruído;Tomografia Computadorizada por Raios X/métodos;Algoritmos;Humanos

摘要：Computed tomography (CT) has a revolutionized diagnostic radiology but involves large radiation doses that directly impact image quality. In this pape ...

作者：王涛，杨琢，冯翰林，黄玲玲，王涌天，张楠 （北京理工大学光电学院北京市混合现实与新型显示工程技术研究中心）

出处：光子学报 2022

关键词：银纳米线；柔性透明电极；飞秒激光；辐照焊接；柔性电子

摘要：为了解决银纳米线受限于高温焊接工艺和物理焊接效率在柔性透明材料应用上存在瓶颈的问题，结合飞秒激光纳米焊接工艺制备了银纳米线/PMMA/PDMS柔性在可见波段透明的电极，通过对不同激光波长与不同银纳米线交叉角度间的相互作用进行数值模拟，摸索了激光焊接辐照强度以及银纳米线沉积密度的最佳工艺参数。研究结果 ...

作者：Yang, Jian;Liu, Xinxin;Ai, Danni;Fan, Jingfan;Zheng, Youjing;Li, Fang;Huo, Li;Wang, Yongtian. （Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China. Department of Nuclear Medicine, PET Center, Peking Union Medical College Hospital, Beijing, 100032, China. Department of Nuclear Medicine, PET Center, Peking Union Medical College Hospital, Beijing, 100032, China. Department of Nuclear Medicine, PET Center, Peking Union Medical College Hospital, Beijing, 100032, China. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Electronics, Beijing Institute of Technology, Beijing, 100081, China.）

出处：PLoS One 2015

关键词：Osso e Ossos/metabolismo;Febre de Causa Desconhecida/diagnóstico;Febre de Causa Desconhecida/metabolismo;Fluordesoxiglucose F18/metabolismo;Glucose/metabolismo;Tomografia por Emissão de Pósitrons/métodos;Tomografia Computadorizada por Raios X/métodos;Adolescente;Adulto;Idoso;Metabolismo dos Carboidratos;Diagnóstico por Computador;Feminino;Seguimentos;Humanos;Masculino;Pessoa de Meia-Idade;Estadiamento de Neoplasias;Prognóstico;Compostos Radiofarmacêuticos/metabolismo;Estudos Retrospectivos;Adulto Jovem

摘要：OBJECTIVES: Fever of unknown origin (FUO) remains a challenge in clinical practice. Fluorine-18 fluorodeoxyglucose (FDG) positron emission tomography/ ...

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：杨健，武潺，艾丹妮，王涌天，宋红

申请日期：2022.06.15

摘要：基于局部结构矢量对齐的位姿配准方法及装置，能够提高US‑MR多模态图像配准精度，减少配准时长，从而满足临床需求。这种基于局部结构矢量对齐的位姿配准方法包括：(1)获取超声置信度纹理图；(2)定义一种图像块级别的局部结构矢量描述符LSVD，该描述符是由邻域像素间的自相似距离组成一个高维结构向量，通过计 ...