作者: Zhang, Mengjie1;Feng, Fuyong1;Wang, Meijing1;Guo, Zhipu2;Kang, Zhong1;Huang, Biao2; (1China North Vehicle Research Institute, 100072, Beijing, China 2School of Mechanical Engineering, Beijing Institute of Technology, 100081, Beijing, China)
出处: Acta Mechanica Sinica 2022 Vol.38 No.6 P1-11
关键词: Cavitating flow;Hysteresis effect;Pitching hydrofoil
摘要: The objective of this paper is to investigate the hysteresis effect of cavitating flow over a Clark-Y hydrofoil undergoing a transient pitching motion ...
作者: Si-yuan Ren1;Zi-zheng Gong1;;Qiang Wu1;;Guang-ming Song1;Qing-ming Zhang2;Pin-liang Zhang1;Chuan Chen1;Yan Cao1; (1Beijing Institute of Spacecraft Environment Engineering, China Academy of Space Technology, Beijing, 100094, China;2State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing, 100081, China)
出处: Defence Technology 2022
关键词: Satellite breakup;Space environment;Distribution characteristics;Hypervelocity impact;Explosion
摘要: The primary causes of satellite breakups are hypervelocity impact and explosion, the research on satellite breakup can be used not only to evaluate th ...
作者: Shuang Wang1;Li Yang1;;Zhenzhan Yan1;Jimin Han1;Xiaoting Ren2;;Wei Li2; (1State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing, 100081, China;2Science and Technology on Aerospace Chemical Power Laboratory, Hubei Institute of Aerospace Chemotechnology, Xiangyang, 441003, Hubei, China)
出处: Defence Technology 2022
关键词: Carbon nanofilm;Metal-organic framework;Copper azide (CA);Electrostatic sensitivity;Electrospinning
摘要: Due to its extremely low electrostatic sensitivity, copper azide primary explosive is greatly limited in practical applications. In this study, a comp ...
作者: Liping Liu(刘立平)1;Jin Cao(曹晋)1;Wei Guo(郭伟)1,†;Chongyu Wang(王崇愚)2,; (1Key Laboratory of Advanced Optoelectronic Quantum Architecture and Measurement(MOE), School of Physics, Beijing Institute of Technology, Beijing 100081, China;2Department of Physics, Tsinghua University, Beijing 100084, China)
出处: Chinese Physics B 2022 Vol.31 No.1 P016105
关键词: nickel-based superalloys;Ni3Al;spin;spin-orbit coupling;mechanical properties;electronic structures
摘要: Heavy elements (X= Ta/W/Re) play an important role in the performance of superalloys, which enhance the strength, anti-oxidation, creep resistance, an ...
作者: Li Song1;Xuting Jin1,2;;Chunlong Dai1;Yuyang Han1;Jiatao Zhang1,2;Yang Zhao1;Zhipan Zhang1;;Liangti Qu3; (1Key Laboratory of Cluster Science, Ministry of Education of China, Key Laboratory of Photoelectronic/Electrophotonic Conversion Materials, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 100081, China;2School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China;3Key Lab of Organic Optoelectronics and Molecular Engineering of Ministry of Education, Department of Chemistry, Tsinghua University, Beijing 100084, China)
出处: Journal of Energy Chemistry 2022
关键词: Interdigital microbatteries;Fabrication;Functionalization
摘要: Currently, the increasing demands for portable, implantable, and wearable electronics have triggered the interest in miniaturized energy storage devic ...
作者: Zhong-Hua Pang1;Xue-Ying Zhao1;Jian Sun2;Yuntao Shi1;Guo-Ping Liu3; (1Key Laboratory of Fieldbus Technology and Automation of Beijing, North China University of Technology, Beijing, China 2State Key Laboratory of Intelligent Control and Decision of Complex Systems, School of Automation, Beijing Institute of Technology, Beijing, China 3Center for Control Science and Technology, Southern University of Science and Technology, Shenzhen, China)
出处: IEEE/CAA Journal of Automatica Sinica 2022 Vol.9 No.9 P1714-1716
摘要: Dear Editor, In this letter, in order to deal with random network delays and packet losses in a class of networked nonlinear systems, three data-drive ...
作者: Yuntao GUO1;Wei SUN1;Zhenning SUN2;Zhiwen WU1;;Jianwu HE3,4;Chao YANG3,4;Ningfei WANG1; (1School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China;2Beijing Institute of Electronic System Engineering, Beijing 100039, China;3Key Laboratory of Microgravity, Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, China;4School of Engineering Sciences, University of Chinese Academy of Sciences, Beijing 100049, China)
出处: Chinese Journal of Aeronautics 2022
关键词: Ionic liquid electrospray thruster;Time of Flight mass spectrometry;Torsional thrust stand;Direct thrust test;Asymmetric performance
摘要: In order to meet the demand of CubeSats for low power and high-performance micro-propulsion system, a porous ionic liquid electrospray thruster protot ...
作者: Si Chen1;Hai-yang Zhang1;;Chang-ming Zhao1;Yu Fan2;Hong Chen3;Lin Wang1; (1School of Optics and Photonics, Beijing Institute of Technology, Beijing, 100081, China;2Key Laboratory of Electro-Optical Countermeasures Test&Evaluation Technology, Unit 63891 of the Chinese People\'s Liberation Army, Henan, 461002, China;3Key Laboratory of Optical Radiation, Beijing Institute of Environmental Characteristics, Beijing, 100854, China)
出处: Defence Technology 2022
关键词: Echo signal modulation characteristic parameters;Simple targets;The fixed-wing UVA;Missiles;Scattering characteristics
摘要: Based on the scattering characteristic, the comparison of RCS (radar cross-section) at different positions of a target in the same direction of incide ...
作者: Xiu YI1,2,3;Zhu SHENGYING1,2,3;;Xu RUI1,2,3;Li MAODENG4; (1School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China;2Key Laboratory of Autonomous Navigation and Control for Deep Space Exploration, Ministry of Industry and Information Technology, Beijing 100081, China;3Key Laboratory of Dynamics and Control of Flight Vehicle, Ministry of Education, Beijing 100081, China;4Science and Technology on Space Intelligent Control Laboratory, Beijing Institute of Control Engineering, Beijing 100091, China)
出处: Chinese Journal of Aeronautics 2022
关键词: Crater-based optical navigation;Crater landmark selection;Crater matching;Measurement uncertainty;Planetary landing
摘要: Planetary craters are natural navigation landmarks that widely exist and are easily observed. Optical navigation based on crater landmarks has become ...
作者: Qingxiang Ji1,2;Xueyan Chen1,2;Vincent Laude2;Jun Liang3;Guodong Fang1;Changguo Wang1;;Rasoul Alaee4,5;Muamer Kadic2; (1National Key Laboratory of Science and Technology on Advanced Composites in Special Environments, Harbin Institute of Technology, Harbin 150001, China;2Institute FEMTO-ST, CNRS, University Bourgogne Franche-Comté, Besançon 25000, France;3Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing 100081, China;4Department of Physics, University of Ottawa, Ottawa, K1N 6N5, Canada;5Institute of Theoretical Solid State Physics, Karlsruhe Institute of Technology, Karlsruhe D-76131, Germany)
出处: Chinese Journal of Aeronautics 2022
关键词: selective thermal emission;infrared camouflage;heat transfer manipulation;transfer matrix method;multilayer media;thermal illusion
摘要: Infrared camouflage based on artificial thermal metasurfaces has recently attracted significant attention. By eliminating thermal radiation difference ...
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