作者: Yang, Li-Ping;Xu, Dazhi (1Center for Quantum Sciences, School of Physics, Northeast Normal University, Changchun; 130024, China;2Center for Quantum Technology Research, Key Laboratory of Advanced Optoelectronic Quantum Architecture and Measurement (MOE), School of Physics, Beijing Institute of Technology, Beijing; 100081, China)
出处: arXiv 2021
摘要: The duality symmetry between electricity and magnetism hidden in classical Maxwell equations suggests the existence of dual charges, which have usuall ...
作者: Yang, Li-Ping;Xu, Dazhi (1Center for Quantum Sciences, School of Physics, Northeast Normal University, Changchun; 130024, China;2Center for Quantum Technology Research, Key Laboratory of Advanced Optoelectronic Quantum Architecture and Measurement (MOE), School of Physics, Beijing Institute of Technology, Beijing; 100081, China)
出处: arXiv 2021
摘要: The topological charge of a photonic vortex is an essential quantity in singular optics and the critical parameter to characterize the vorticity of tw ...
作者: Liu, Wen-Qiang;Wei, Hai-Rui;Kwek, Leong-Chuan (1School of Mathematics and Physics, University of Science and Technology Beijing, Beijing; 100083, China;2Center for Quantum Technology Research, Key Laboratory of Advanced Optoelectronic Quantum Architecture and Measurements (MOE), School of Physics, Beijing Institute of Technology, Beijing; 100081, China;3Centre for Quantum Technologies, National University of Singapore, Singapore; 117543, Singapore;4MajuLab, CNRS, UNS, NUS, NTU International Joint Research Unit, Singapore UMI, 3654, Singapore;5National Institute of Education, Institute of Advanced Studies, Nanyang Technological University, Singapore; 637616, Singapore)
出处: arXiv 2021
摘要: Universal quantum entangling gates are a crucial building block in the large-scale quantum computation and quantum communication, and it is an importa ...
作者: Guo Yao,Sun Yan,Tang Alvin,Wang Chinghua,Zhao Yanqing,Bai Mengmeng,Xu Shuting,Xu Zheqi,Tang Tao,Wang Sheng,Qiu Chenguang,Xu Kang,Peng Xubiao,Han Junfeng,Pop Eric,Chai Yang (School of Physics,Beijing Institute of Technology;Department of Electrical Engineering and Stanford SystemX Alliance,Stanford University;Advanced Manufacturing EDA Co,Ltd;Department of Electronics,Peking University,MOE Key Laboratory for the Physics and Chemistry of Nanodevices;Department of Applied Physics,The Hong Kong Polytechnic University)
出处: Nano Research 2021 第14卷 第12期 P4894-4900
关键词: field-effect;electrical;contact;two-dimensional;materials;nonlinearity;in-memory-computing
摘要: The inferior electrical contact to two-dimensional (2D) materials is a critical challenge for their application in post-silicon very largescale integr ...
作者: Gao, Chang1;Ran, Yujing1;Guo, Qian1;Wang, Tianrun1;Lu, Huiping1;Jiang, Zhaotan1;Wang, Zhi1; (1School of Physics, Beijing Institute of Technology, Beijing, 100081, China)
出处: Surfaces and Interfaces 2021 Vol.24
摘要: NbNx films were prepared by dual ion beam sputter deposition. Different assisting ion current density Ja and assisting ion energy Ea were used to modu ...
发明人: 刘瑞斌,王宪双,姚裕贵,束庆海,何雅格,李安,王俊峰
申请人: 北京理工大学
申请号: 202110560943.X
申请日期: 2021.05.18
摘要: 本发明涉及一种物理参数修正统计光谱学对含能材料静电感度的快速定量预测方法,属于含能材料感度预测技术领域。获取已知静电感度的含能材料(作为训练集)的激光等离子体发射光谱,并进行有效光谱变量筛选、异常光谱数据剔除、数据重组、光谱归一化等基于物理因素考量的有效的光谱预处理手段,充分利用特征原子、特征离子以 ...
作者: 吴佳玮1,2;丁卫东2;韩若愚2,3;邱爱慈2 (1全球能源互联网发展合作组织, 北京, 100031;2西安交通大学, 电力设备电气绝缘国家重点实验室, 西安, 710049;3北京理工大学物理学院, 北京, 100081)
出处: 高电压技术 2021 第47卷 第9期 P3367-3379
关键词: 气体火花开关;电极烧蚀;烧蚀形貌;烧蚀产物;烧蚀评估
摘要: 气体火花开关在各类脉冲功率装置中应用广泛,但放电产生的热等离子体将对电极材料产生烧蚀,烧蚀产物(金属蒸汽、液滴等)也会对开关绝缘造成污染,影响开关工作特性、缩短开关寿命,因而受到特别关注。在过去几十年间,国内外学者针对电极烧蚀机理及其影响因素开展了广泛研究,得到了常见电极材料在不同放电条件下的烧蚀特 ...
作者: 韩若愚1,2;李柳霞3;钱盾4;刘毅3;周海滨5;姚伟博6;孙滢7;李元2;黄逸凡8 (1北京理工大学物理学院静电研究实验室, 北京, 100081;2西安交通大学, 电力设备电气绝缘国家重点实验室, 西安, 710049;3华中科技大学, 强电磁工程与新技术国家重点实验室, 武汉, 430074;4清华大学电机工程与应用电子技术系, 北京, 100084;5中国船舶工业系统工程研究院, 北京, 100094;6强脉冲辐射环境模拟与效应国家重点实验室, 强脉冲辐射环境模拟与效应国家重点实验室, 西安, 710024;7山东大学, 山东省特高压输变电技术与装备重点实验室, 济南, 250061;8中国科学院深圳先进技术研究院, 深圳, 518055)
出处: 高电压技术 2021 第47卷 第3期 P766-777
关键词: 金属丝电爆炸;脉冲功率应用;液中放电;放电等离子体;冲击波
摘要: 液体中金属丝电爆炸(丝爆)不同于介质电击穿过程,涉及复杂金属相变,可产生具有更高能量效率的冲击波,已在化石能源开发等领域取得成功应用,也凸显出在地质勘探、矿山与安全工程等领域的巨大应用潜力。文中回顾了电爆炸冲击波技术的发展历程,基础研究方面分别从丝爆物理过程与冲击波产生机理、测量诊断和评估方法、冲击 ...
作者: Hui,Peng \'(1)\';Xinxin,Wang;Zhenheng,Zhang;Ye,Tian;Yonghao,Xiao;Jinming,Hu;Jianping,Wang;Bingsuo,Zou (Beijing Key Laboratory of Nanophotonics & Ultrafine Optoelectronic Systems, Beijing Institute of Technology, Beijing 100081, China. \';1\')
出处: Chemical communications : Chem comm / the Royal Society of Chemistry 2021 Vol.57 No.66 P8162-8165
关键词: TRAPPED EXCITON EMISSION;OPTOELECTRONIC PROPERTIES;SINGLE-CRYSTALS;TIN BROMIDE;EFFICIENT;PHOTOLUMINESCENCE;PEROVSKITES
摘要: A lead-free compound, (TBAC)SnCl3 (TBAC = tetrabutylammonium chloride), with high anti-water stability was reported, which can be stable in water for ...
作者: Liu, Ying1,2;Du, Huifang3;Fang, Leiming4;Sun, Fei5;Su, Haipeng1;Ge, Zhongxue1;Guo, Wei3;Zhu, Jinlong2,5; (1Xi\'an Modern Chemistry Research Institute, Xi\'an, 710065, China;2Department of Physics, Shenzhen Engineering Research Center for Frontier Materials Synthesis at High Pressures, Southern University of Science and Technology, Shenzhen, 518055, China;3Beijing Key Laboratory of Nanophotonics and Ultrafine Optoelectronic Systems, School of Physics, Beijing Institute of Technology, Beijing, 100081, China;4Key Laboratory for Neutron Physics, Institute of Nuclear Physics and Chemistry, China Academy of Engineering Physics, Mianyang, 621900, China;5Center for High Pressure Science and Technology Advanced Research (HPSTAR), Beijing, 100094, China)
出处: RSC Advances 2021 Vol.11 No.35 P21507
摘要: High-energy-density materials (HEDMs) require new design rules collected from experimental and theoretical results and a proposed mechanism. One of th ...