MICROSCOPIC

作品数：596被引量：878H指数：12
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Microscopic impacts of ultrasonic vibration on interfacial strength of SiCp/Al composites
《Chinese Journal of Aeronautics》2024年第12期574-587,共14页Zhaojie YUAN Daohui XIANG Peicheng PENG Chaosheng SONG Jinglong SANG Yu ZHANG Guofu GAO Bo ZHAO 
supported by the National Natural Science Foundation of China(Nos.52475448,51975188);the Henan Provincial Science and Technology Research Project,China(No.222102220005).
SiCp/Al composites are used in aerospace and deep-space exploration equipment because of their extremely high strength and thrust-to-weight ratios;however,the differences in the properties of the reinforcement and mat...
关键词：SiCp/Al composites Interface strength Single particle push-out Ultrasonic vibration MD simulations 
Laser-induced layer-by-layer removal and thermo-mechanical action mechanisms of FeCo-based multilayer wave-absorbing coatings
《Journal of Materials Science & Technology》2024年第23期10-23,共14页Zhaoru He Shunwen Zheng Yizhou Shen Jie Tao Weibiao Xiong Song Shu Xiaofei Zeng Shuangshuang Song 
support from the National Natural Science Foundation of China(Nos.52075246 and U2341264);the Natural Science Foundation of Jiangsu Province(Nos.BK20211568 and BZ2023045);National Science and Technology Major Project of China(No.J2019-Ⅲ-0010-0054);Fundamental Research Funds for the Central Universities(No.NE2022005);Liaoning Provincial Key Laboratory of Aircraft Ice Protection(No.XFX20220301).
The excellent performance of laser-induced removal has been widely recognized,yet the limitation of its applications has been gradually approached for complex multilayer coatings in practical situations.Therefore,it i...
关键词：Laser-induced removal Layer-by-layer removal Thermo-mechanical action mechanisms FeCo-based wave-absorbing coatings Macrodynamic removal behavior Microscopic motion models 
Microscopic strengthening and failure mechanisms of graphene/Al composite: A molecular dynamics study
《Progress in Natural Science:Materials International》2024年第4期720-730,共11页Huijuan Guo Xiaoyan Sun Liang Chen Yuhui Zhao Kaiqiang Shen Xiangshan Kong 
the financial support from the National Natural Science Foundation of China(52222510);Key Research and Development Program of Shandong Province(2021ZLGX01 and 2021SFGC1001)
This study focused on the microscopic strengthening and failure mechanisms of the Al matrix reinforced by graphene(Gr),and the effects of number of layers,chirality,and arrangement of Gr were calculated based on the m...
关键词：Molecular dynamics Gr/Al composites Strengthening FAILURE 
Impact Analysis of Microscopic Defect Types on the Macroscopic Crack Propagation in Sintered Silver Nanoparticles被引量：1
《Computer Modeling in Engineering & Sciences》2024年第4期441-458,共18页Zhongqing Zhang Bo Wan Guicui Fu Yutai Su Zhaoxi Wu Xiangfen Wang Xu Long 
supported by the China Scholarship Council (CSC) (No.202206020149);the Academic Excellence Foundation of BUAA for PhD Students,the Funding Project of Science and Technology on Reliability and Environmental Engineering Laboratory (No.6142004210106).
Sintered silver nanoparticles(AgNPs)arewidely used in high-power electronics due to their exceptional properties.However,the material reliability is significantly affected by various microscopic defects.In this work,t...
关键词：Sintered silver nanoparticles defect types microscopic defect evolution macroscopic crack propagation molecular dynamics simulation cohesive zone model 
Microscopic growth mechanism and edge states of monolayer 1T'-MoTe_(2)
《Chinese Physics B》2024年第4期605-611,共7页赵海鹏 刘隐 杨胜国 林陈昉 陈明星 Kai Braun 罗心仪 李思宇 潘安练 王笑 
Project supported by the National Key R&D Program of China (Grant No.2022YFA1204302);the National Natural Science Foundation of China (Grant Nos.52022029,52221001,92263107,U23A20570,62090035,U19A2090,and 12174098);the Hunan Provincial Natural Science Foundation of China (Grant Nos.2022JJ30142 and 2019XK2001);in part supported by the State Key Laboratory of Powder Metallurgy,Central South University。
Transition metal ditellurides(TMTDs)have versatile physical properties,including non-trivial topology,Weyl semimetal states and unique spin texture.Controlled growth of high-quality and large-scale monolayer TMTDs wit...
关键词：transition metal ditellurides 1T'-MoTe_(2) microscopic growth mechanism scanning tunneling microscopy/spectroscopy(STM/S) 
Microscopic defects formation and dynamic mechanical response analysis of Q345 steel plate subjected to explosive load
《Defence Technology（防务技术）》2024年第2期430-442,共13页Zhengqing Zhou Zechen Du Yulong Zhang Guili Yang Ruixiang Wang Yuzhe Liu Peize Zhang Yaxin Zhang Xiao Wang 
Science and Technology Project of Fire Rescue Bureau of Ministry of Emergency Management(Grant No.2022XFZD05);S&T Program of Hebei(Grant No.22375419D);National Natural Science Foundation of China(Grant No.11802160).
As the basic protective element, steel plate had attracted world-wide attention because of frequent threats of explosive loads. This paper reports the relationships between microscopic defects of Q345 steel plate unde...
关键词：Explosive load Q345 steel Micro defect Finite element simulation Dynamic response Data fitting 
Near-microscopic grain boundary facilitates fatigue crack propagation in a polycrystalline Al–Zn–Mg–Cu alloy被引量：1
《Progress in Natural Science:Materials International》2023年第1期120-125,共6页Kai Wen Xiwu Li Baiqing Xiong Haitao Lin Qinghong Wen Yanan Li Hongwei Yan Lizhen Yan Yongan Zhang Zhihui Li Hongwei Liu 
supported by the National Key R&D Pro-gram of China (No.2021YFC1910505) and other related projects.
In present study,grain characteristics with sizes within 10-30μm were fabricated from a same Al-Zn-Mg-Cu alloy,FCP behaviors of the alloys with small grain(SG alloy),medium grain(MG alloy)and large grain(LG alloy)wer...
关键词：Fatigue crack propagation Grain size Grain boundary Cyclic plastic zone Al-Zn-Mg-Cu alloy 
Laser-Induced Recoverable Fluorescence Quenching of Perovskite Films at a Microscopic Grain Scale
《Energy & Environmental Materials》2022年第4期1189-1199,共11页Yuren Xiang Yameng Cao Wenqiang Yang Rui Hu Sebastian Wood Bowei Li Qin Hu Fan Zhang Jujie He Mozhgan Yavari Jinlai Zhao Yunlong Zhao Jun Song Junle Qu Rui Zhu Thomas P.Russell S.Ravi P.Silva Wei Zhang 
supported by the UK Department for Business,Energy and Industrial Strategy(BEIS)through the National Measurement System;supported by the DOE,Office of Science and Office of Basic Energy Sciences;EPSRC New Investigator Award(2018;EP/R043272/1)for financial support;supported by the US Office of Naval Research under contract N00014-17-1-2241;MSCA-IF-2018 Individual Fellowships(839136);the China postdoctoral science foundation(2018M633128);Shenzhen Basic Research Project(JCYJ20170818142926085)for financial support;supported by the National Basic Research Program of China(2015CB352005);the National Natural Science Foundation of China(61775145,61605124,31771584,61525503,61620106016,81727804,61605130,51602201);Guangdong Natural Science Foundation Innovation Team(2014A030312008);Shenzhen Basic Research Project(JCYJ20170412110212234,JCYJ20160308093035903,JCYJ20150930104948169,JCYJ20160328144746940,GJHZ20160226202139185).
Understanding the fundamental properties of metal-halide perovskite materials is driving the development of novel optoelectronic applications.Here,we report the observation of a recoverable laser-induced fluorescence ...
关键词：fluorescence quenching PEROVSKITE PHOTOPHYSICS stability 
Elastoplastic analysis of AA7075-O aluminum sheet by hybrid micro-scale representative volume element modeling with really-distributed particles and in-situ SEM experimental testing被引量：1
《Journal of Materials Science & Technology》2022年第28期201-221,共21页Qingping Sun Shahryar Asqardoust Abhishek Sarmah Mukesh K.Jain 
the financial and technical support of Novelis Global Research and Technology Center of Novelis Inc.,in Kennesaw,GA,USA;funding from National Science and Engineering Research Council(NSERC)of Canada under its Collaborative Research and Development(CRD)program。
This paper addresses the challenge of reconstructing randomly distributed second-phase particlestrengthened microstructure of AA7075-O aluminum sheet material for computational analysis.The particle characteristics in...
关键词：Representative volume element AA7075-O aluminum sheet In-situ SEM Microscopic-digital image correlation(μ-DIC) Elastoplastic behavior 
Study on Distribution Law of Remaining Oil in a Block and Analysis of Chemical Flooding Potential
《外文科技期刊数据库(文摘版)工程技术》2022年第2期222-230,共9页LIUYang 
To study the distribution law of remaining oil in a block, core analysis method, C/O test method, reservoir engineering method, dynamic analysis method, numerical simulation method, microscopic oil displacement experi...
关键词：remaining oil recoverable reserves qualitative quantification MICROSCOPIC MACRO chemical flood 
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