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ELECTRON-BEAM: 作品数：46被引量：71H指数：5; 导出分析报告; 相关领域：一般工业技术金属学及工艺更多>>; 相关作者：陈国庆张秉刚冯吉才刘伟刘明更多>>; 相关机构：哈尔滨工业大学清华大学同方威视技术股份有限公司中国科学院微电子研究所更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划北京市科技计划项目上海市教育委员会重点学科基金更多>>

Exploring electron-beam induced modifications of materials with machinelearning assisted high temporal resolution electron microscopy: 《npj Computational Materials》2024年第1期469-478,共10页Matthew G.Boebinger Ayana Ghosh Kevin M.Roccapriore Sudhajit Misra Kai Xiao Stephen Jesse Maxim Ziatdinov Sergei V.Kalinin Raymond R.Unocic; supported by the U.S.Department of Energy,Office of Basic Energy Sciences,Division of Materials Sciences and Engineering;This manuscript has been authored by UT-Battelle,LLC,under Contract No.DE-AC0500OR22725 with the U.S.; Directed atomic fabrication using an aberration-corrected scanning transmission electron microscope(STEM)opens new pathways for atomic engineering of functional materials.In this approach,the electron beam is used to ...; 关键词：BEAM DEFECT HIGH

Electron-beam-driven anomalous Doppler effects in Smith–Purcell radiation: 《Photonics Research》2024年第1期78-84,共7页XIAOQIUYAN ZHANG TIANYU ZHANG ZHUOCHENG ZHANG XINGXING XU DIWEI LIU ZHAOYUN DUAN YANYU WEI YUBIN GONG LIANG JIE WONG MIN HU; Key Laboratory of THz Technology;Fundamental Research Funds for the Central Universities(ZYGX2020ZB007);National Natural Science Foundation of China (61921002, 61988102, 62071108)。; The interaction between electrons and matter is an effective means of light emission,through mechanisms including Cherenkov radiation and Smith–Purcell radiation(SPR).In this study,we show that the superlight inverse...; 关键词：ANOMALOUS BEAM ELECTRON

Electron sheaths near a positively biased plate subjected to a weak electron beam: 《Plasma Science and Technology》2023年第3期70-77,共8页刘琦卫子安马锦秀弋开阳陶万李政元; supported by National Natural Science Foundation of China(Nos.11975229 and 11705201)。; Electron sheaths have previously only been measured near a positively biased small electrode, in which a potential dip was often observed. In this paper, we present an experimental study on the electron sheath near a ...; 关键词：electron sheath potential dip electron-beam-plasma system

Directional Chiral Optical Emission by Electron-Beam-Excited Nano-Antenna: 《Chinese Physics Letters》2023年第1期71-75,共5页熊翔曾昭源彭茹雯王牧; supported by the National Key R&D Program of China(Grant No.2020YFA0211300);the National Natural Science Foundation of China(Grant Nos.11974177,61975078,and 12234010)。; Manipulating directional chiral optical emissions on a nanometer scale is significant for material science research. The electron-beam-excited nanoantenna provides a favorable platform to tune optical emissions at the...; 关键词：EXCITED directional POLARIZED

Development and characterization of photovoltaic tandemjunction nanowires using electron-beam-induced current measurements: 《Nano Research》2022年第9期8510-8515,共6页Lukas Hrachowina Enrique Barrigón Magnus T.Borgström; NanoLund,Myfab,the Swedish Energy Agency,Swedish Research council,and the Knut and Alice Wallenberg Foundation(No.2016-0089).; Nanowires have many interesting properties that are of advantage for solar cells,such as the epitaxial combination of latticemismatched materials without plastic deformation.This could be utilized for the synthesis of...; 关键词：Ⅲ-Ⅴnanowire nanowire solar cell tandem-junction Esaki tunnel diode electron-beam induced current(EBIC)

A study of process-induced grain structures during steady state and non-steady state electron-beam welding of a titanium alloy被引量：4: 《Journal of Materials Science & Technology》2022年第18期117-127,共11页Yu Lu Richard Turner Jeffery Brooks Hector Basoalto; support under the Manufacturing Portfolio collaborative project between Rolls-Royce plc,Partnership for Research in Simulation of Manufacturing and Materials (PRISM2),the University of Birmingham; A detailed microstructural characterisation of the emerging weld-line grain structure,for bead-upon-plate welds in Ti-6Al-4V(Ti64)of differing plate thickness,was performed.The microstructure studied was formed during...; 关键词：Electron-beam fusion welding Processing Microstructure TI-6AL-4V

A novel strategy for the fabrication of highperformance nanostructured Ce-Fe-B magnetic materials via electron-beam exposure被引量：1: 《Science China Materials》2021年第10期2519-2529,共11页Liang Zha Cholsong Kim Chao Yun Dong Zhou Wei Li Xiangdong Kong Li Han Wenyun Yang Shunquan Liu Jingzhi Han Changsheng Wang Honglin Du Weixing Xia Alberto Bollero Jinbo Yang; supported by the National Key Research and Development Program of China (2016YFB0700901);the National Natural Science Foundation of China (51731001, 11675006 and 51371009);financial support from the China Scholarship Council (CSC) by a State Scholarship Fund (201906010220)support from the “Severo Ochoa” Programme for Centres of Excellence in R&D (MINECO, SEV-2016-0686); Ce_(2)Fe_(14)B compound has a great potential to serve as a novel permanent magnet alternative thanks to the abundant and inexpensive rare-earth element(cerium),while its low magnetocrystalline anisotropy and energy p...; 关键词：nanoscale magnets rapid thermal annealing Ce-Fe-B magnetic properties nanocrystalline material

Electron-beam-induced degradation of halide-perovskite-related semiconductor nanomaterials: 《Chinese Optics Letters》2021年第3期8-12,共5页Zhiya Dang Yuqing Luo Xue-Sen Wang Muhammad Imran Pingqi Gao; supported by the Recruiting Program of Sun Yatsen University in China (No. 76180-18841225);the funding from the European Union under grant agreement No. 614897 (ERC Grant TRANS-NANO)。; The instability of lead halide perovskites in various application-related conditions is a key challenge to be resolved. We investigated the formation of metal nanoparticles during transmission electron microscopy(TEM)...; 关键词：halide perovskite TEM DEGRADATION electronic transition stimulated desorption

Structural and Magnetic Properties of Nanocomposite Nd Fe BPrepared by Rapid Thermal Processing被引量：3: 《Engineering》2020年第2期132-140,共9页Jinbo Yang Jingzhi Han Haidong Tian Liang Zha Xiongzuo Zhang Chol Song Kim Dong Liang Wenyun Yang Shunquan Liu Changsheng Wang; supported by the National Key Research and Development Program of China(2016YFB0700901 and 2017YFA0206303);the National Natural Science Foundation of China(51731001,11805006,and 11675006).; Nanoscale permanent magnetic materials,which possess excellent magnetic and mechanical properties,thermal stability,and corrosion resistance,have become a research hotspot for permanent magnets.In reality,however,the ...; 关键词：NANOCOMPOSITES ELECTRON-BEAM heating LANDAU model and LANGEVIN dynamics simulation Synergetic CRYSTALLIZATION

Microstructure, mechanical and corrosion properties of electron-beam-melted and plasma-transferred arc-welded WC_P/NiBSi metal matrix composites: 《Rare Metals》2019年第9期814-823,共10页Chang Liu Hui Peng Yue Zhao Yuan Yuan Hong-Bo Guo Hui-Bin Xu; financially supported by the National Basic Research Program of China (No. 2010CB631200);the National Nature Science Foundations of China (Nos. 50771009, 50731001 and 51071013); As one of the new additive manufacturing processes,electron beam melting(EBM)has seen its promising potential in the fabrication of metal matrix composites(MMCs)components with complex geometries.In this work,WC_P/NiB...; 关键词：Electron beam MELTING Metal matrix composites MICROSTRUCTURE Carbides Additive manufacturing

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