作者： Handong Jiao;Mengjun Liu;Zhe Wang;Manpeng Lin;Zhaoliang Qu;Jianxun Song;Shuqiang Jiao （¹Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing 100081, PR China;²State Key Laboratory of Advanced Metallurgy, University of Science and Technology Beijing, Beijing 100083, PR China;³Zhongyuan Critical Metals Laboratory, Zhengzhou University, Zhengzhou University, Zhengzhou 450001, PR China）

出处： ACS Sustainable Chemistry & Engineering 2023

关键词： high-temperature electrochemistry;titanium electrorefining;recycling;side reactions;X-ray tomography

摘要： Molten salt electrorefining is expected to be a powerful technology for upcycling titanium scrap because of its robust ability of removing impurities. ...

作者： Xintao Zhang^1,2;Jingjun Xu¹;CA1;Yuhai Qian³;Jun Zuo¹;Zhongwei Zhang⁴;CA2;Meishuan Li¹; （¹Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, Shenyang; 110016, China;²School of Materials Science and Engineering, University of Science and Technology of China, Shenyang; 110016, China;³Aluminum Valley Industrial Technology Institute, Zouping; 256200, China;⁴Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing; 100081, China）

出处： Materials Chemistry and Physics 2023 Vol.295 P127099

关键词： Ultrahigh-temperature ceramics;Microstructure;Hafnium carbonitride

摘要： Hafnium carbonitride (HfCxN1-x) powders were successfully synthesised from a mixture of Hf, C, and HfN powders using the solid-reaction method at 2400 ...

作者： Jun Wu;|Yue Xiao;|Yihui Zhang;|Daining Fang （¹AML, Department of Engineering Mechanics, Tsinghua University, Beijing, 100084, P.R. China;²Laboratory of Flexible Electronics Technology, Tsinghua University, Beijing, 100084, P.R. China;³Institute of Advanced Structure Technology, Beijing Key Laboratory of Lightweight Multi-Functional Composite Materials and Structures, Beijing Institute of Technology, Beijing, 100081, P.R. China）

出处： Journal of the Mechanics and Physics of Solids 2023 Vol.174 P105258

摘要： Liquid crystal elastomers (LCEs) are a class of active polymers of increasing interest, because of their excellent actuation performances. To quantify ...

作者： Tianbao Liang;Mu He;Hao-Wen Dong;Liang Xia;Xiaodong Huang （¹State Key Laboratory of Digital Manufacturing Equipment and Technology, Huazhong University of Science and Technology, Wuhan 430074, China;²These authors contributed equally to this work.;³Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing 100081, China;⁴Department of Mechanical Engineering and Product Design Engineering, School of Engineering, Swinburne University of Technology, Hawthorn, VIC 3122, Australia）

出处： Mechanical Systems and Signal Processing 2023 Vol.192 P110226

关键词： Waterborne acoustic metasurface;Diffuse reflection;Deep-subwavelength;Pentamode materials

摘要： Achieving efficient wave manipulations with ultrathin metasurfaces at low frequencies less than 1000 Hz is a challenging research subject, especially ...

作者： Zhuangzhuang Wang;Xiaofei Cao;Qinglei Zeng;Jizhen Wang;Ying Li （¹Hubei Key Laboratory of Theory and Application of Advanced Material Mechanics, Department of Engineering Structure and Mechanics, School of Science, Wuhan University of Technology, Wuhan 430070, China;²Beijing Key Laboratory of Lightweight Multi-functional Composite Materials and Structures, Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing 100081, China;³Aviation Key Laboratory of Science and Technology on Structure Impact Dynamics, Aircraft Strength Research Institute of China, Xi’an, Shaanxi 710065, China;⁴School of Mechanical Engineering, Xi’an Jiaotong University, Xi’an, Shaanxi 710065, China）

出处： Engineering Fracture Mechanics 2023 P109221

摘要： Ultra-lightweight cellular materials have been widely utilized owing to their excellent specific stiffness, strength and fracture resistance ability. ...

作者： Gang Wang;Yihe Liu;Miao Wang;Yunlong Yang;Yu Zhao;Rujie He;Caiwang Tan;Wei Wang;Xiaobing Zhou （¹Anhui Key Laboratory of High-performance Non-ferrous Metal Materials, Anhui Polytechnic University, Wuhu 241000, China;²Engineering Laboratory of Advanced Energy Materials, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo, 315201, China;³School of Architecture and Environmental Engineering, Nanchang Institute of Science and Technology, Nanchang, 330000, China;⁴Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing, 100081, China;⁵State Key Laboratory of Advanced Welding and Joining, Harbin Institute of Technology, Harbin, 150001, China;⁶School of Aviation and Materials, Anhui Machine and Electricity College, Wuhu, 241002, China）

出处： Journal of Materials Research and Technology 2023 Vol.23 P5142-5151

关键词： SiC;Brazing;High entropy alloy;Electric field-assisted sintering;Interfacial reaction

摘要： Electric field-assisted sintering technology (FAST) was used to join SiC ceramic by using a CoFeCrNiCu high-entropy alloy filler. A thin Ti film was d ...

作者： Yaru Wang;|Xueqin Zhang;|Ruyue Su;|Mingji Chen;|Chujing Shen;|Hao Xu;|Rujie He （¹Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing, 100081, China;²Suzhou Fanbo Additive Manufacturing Technology Co., Ltd., Suzhou, 215299, China;³National Institute of Metrology, Beijing, 100029, China）

出处： Chinese Journal of Mechanical Engineering: Additive Manufacturing Frontiers 2023 Vol.2 No.1 P100065

关键词： 3D printing;Antennas;5G;Millimeter wave;High gain;Wide bandwidth

摘要： With the advent of 5G and future trends for communication systems moving to millimeter wave (MMW) and higher frequencies, antennas will be required to ...

作者： He, Xudong;|Dong, Hao-Wen;|Ren, Zhiwen;|Zhao, Sheng-Dong;|Wang, Kai;|Hu, Yuan;|Xiang, Ping;|Li, Ying;|Chen, Mingji;|Fang, Daining （¹Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing, 100081, China;²School of Mathematics and Statistics, Qingdao University, Qingdao, 266071, China;³National Innovation Institute of Defense Technology, Academy of Military Science, Beijing, 100010, China;⁴Systems Engineering Research Institute, Beijing, 100094, China;⁵College of Engineering, Peking University, Beijing, 100871, China）

出处： J. Mech. Phys. Solids 2023 Vol.174 P105247

摘要： During the past decade, the passive metasurfaces enabling vortex beams carrying orbital angular momentum have drawn great interest in the fields of el ...

作者： 韩少燕¹;，姜人伟²;，高汝鑫³;，王攀³; （¹西安交通大学城市学院机械工程系；²北京宇航系统工程研究所；³北京理工大学先进结构技术研究院）

出处： 计算力学学报 2023 第40卷 第1期 P105-110

关键词： 等几何分析；边界单元法；径向积分法；Laplace方程

摘要： 针对二维Laplace问题，提出了基于非均匀有理B样条的等几何边界单元法（IGABEM）,并利用径向积分法来处理奇异积分。该方法实现了几何与求解域的无缝融合，不仅实现了求解域与几何的完美匹配，而且节约了前处理时间。该方法可以很容易地实现模型的细分，并且在仅增加少量自由度的情况下获得更高的精度。数值算 ...

作者： 纪垚¹;，徐双喜¹;，陈威¹;，乐京霞¹;，李晓彬¹;，李营²; （¹武汉理工大学船海与能源动力工程学院；²北京理工大学先进结构技术研究院）

出处： 高压物理学报 2023 第37卷 第1期 P86-95

关键词： 复合夹芯结构；碳纤维增强复合材料；侵彻；比吸能

摘要： 结合金属/复合材料层合结构的抗侵彻能力，基于混合蜂窝结构低成本、高韧性以及在低速冲击下吸能的特点，设计了一种Al/CFRP（carbon fiber reinforced plastics）/混合蜂窝铝复合夹芯多层结构，旨在利用各层结构特点，逐步降低弹体速度，高效吸收弹体动能，以达到防护效果。为探究 ...