ATOMIC-SCALE

作品数：90被引量：220H指数：7
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相关领域：一般工业技术理学更多>>
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相关机构：上海大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金高等学校学科创新引智计划更多>>
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Atomic-scale Observation of the Generation and Dispersion of Iron Single Atoms
《Chemical Research in Chinese Universities》2025年第2期281-287,共7页LIN Ting SHEN Yang GE Mengshu LI Yangfan JIANG Zhe LYU Zhen-Hua LIU Jian GU Lin LIU Xiaozhi 
supported by the National Key Research and Development Program of China(No.2023YFB4006203);the National Natural Science Foundation of China(Nos.U21A20328,22209202);the Strategic Priority Research Program B of Chinese Academy of Sciences(No.XDB33030200);the Project Funded by China Postdoctoral Science Foundation(No.2021M703457).
Single-atom catalysts(SACs)have shown great potential in catalysis and energy-related applications.Among these,iron SACs stand out for their exceptional performance and environmental friendliness.In this study,we inve...
关键词：Single atom recognition In-situ heating Atomic-scale dynamics Nanoparticle decomposition Gas-assisted solid-phase dissolution process 
Towards atomic-scale smooth surface manufacturing of β-Ga_(2)O_(3)via highly efficient atmospheric plasma etching
《International Journal of Extreme Manufacturing》2025年第1期482-502,共21页Yongjie Zhang Yuxi Xiao Jianwen Liang Chun Zhang Hui Deng 
supported by the National Natural Science Foundation of China(52375437,52035009);the Natural Science Foundation of Guangdong Province(2024B1515020027);the Shenzhen Science and Technology Program(Grant No.KQTD20170810110250357)for the financial support;the assistance of SUSTech Core Research Facilities;supported by Shenzhen Engineering Research Center for Semiconductorspecific Equipment。
The highly efficient manufacturing of atomic-scale smooth β-Ga_(2)O_(3)surface is fairly challenging because β-Ga_(2)O_(3)is a typical difficult-to-machine material.In this study,a novel plasma dry etching method na...
关键词：atmospheric plasma plasma etching atomic-scale polishing gallium oxide next-generation semiconductor 
Loading path and strain rate effects on the deformation behavior of[0001]textured nanocrystalline magnesium:An atomic-scale investigation
《Journal of Magnesium and Alloys》2025年第2期839-857,共19页Hui Zhao Xuejian Yang Yan Peng Lu Wu Yu Wu Baodong Shi 
supports from the projects by the NSFC[51771166];the Hebei Natural Science Foundation[E2019203452,E2021203011];the key project of department of education of Hebei province[ZD2021107];project of the central government guiding local science and technology development[216Z1001G];Cultivation Project for Basic Research and Innovation of Yanshan University[2021LGZD002];project of State Key Laboratory of Materials Processing and Die&Mould Technology[P2023-004]are gratefully acknowledged.
Molecular dynamics(MD)simulation is employed to investigate the deformation behavior under various loading paths and strain rates of nanocrystalline magnesium(NC Mg)with[0001]texture.Atomic-scale structural evolution ...
关键词：texture MAGNESIUM NANOCRYSTALLINE Molecular dynamics Microstructure evolution 
Combining machine learning algorithms with traditional methods for resolving the atomic-scale dynamic structure of monolayer MoS_(2) in high-resolution transmission electron microscopy
《Chinese Physics B》2025年第1期162-170,共9页Yu Meng Shuya Wang Xibiao Ren Han Xue Xuejun Yue Chuanhong Jin Shanggang Lin Fang Lin 
financial support from the National Natural Science Foundation of China(Grant No.61971201)。
High-resolution transmission electron microscopy(HRTEM)promises rapid atomic-scale dynamic structure imaging.Yet,the precision limitations of aberration parameters and the challenge of eliminating aberrations in Cs-co...
关键词：aberration measurement high-resolution transmission electron microscopy feature-extraction networks exit-wave reconstruction monolayer MoS_(2) 
Atomic-scale insights into microscopic mechanisms of grain boundary segregation in Al−Cu alloys
《Transactions of Nonferrous Metals Society of China》2025年第1期1-12,共12页Xiong SHUAI Hong MAO Sai TANG Yi KONG Yong DU 
supported by grants from the National Natural Science Foundation of China(Nos.52031017,51801237);the National Key Laboratory of Science and Technology on High-strength Structural Materials in Central South University,China(No.6142912200106).
This study aims to clarify the mechanisms for the grain boundary(GB)segregation through investigating the absorption of excess solute atoms at GBs in Al−Cu alloys by using the hybrid molecular dynamics/Monte Carlo sim...
关键词：grain boundaries segregation Al−Cu alloy intergranular structure molecular dynamics simulation Monte Carlo simulation 
Combining electron microscopy with atomic-scale calculations——A personal perspective
《Chinese Physics B》2024年第12期3-12,共10页Sokrates T.Pantelides 
I had the privilege and the pleasure to work closely with Stephen J. Pennycook for about twenty years, having a group of post-docs and Vanderbilt-University graduate students embedded in his electron microscopy group ...
关键词：electron microscopy EELS density-functional-theory calculations 
Formation of intracrystalline deformation twins in austenitic Mn-steel at the early stage of plastic deformation Zhimin Ding
《Journal of Materials Science & Technology》2024年第30期129-138,共10页Zhimin Ding Linnan Dong Qiaomei Huang Jie Guo Rujin Tian Feng Yan 
supported by the Key Projects of CRRC Technology Research and Development Plan(No.2022CXB195).
In austenitic Mn-steels with low stacking fault energy,the deformation twin is known to play an im-portant role in plastic deformation.Usually,the position grain boundary is preferred to observe and in-vestigate the f...
关键词：High-resolution transmission electron microscopy Austenitic Mn-steel Deformation twin Nucleation mechanism ATOMIC-SCALE 
Atomic-Scale Insights into Damage Mechanisms of GGr15 Bearing Steel Under Cyclic Shear Fatigue
《Acta Metallurgica Sinica(English Letters)》2024年第7期1265-1278,共14页Qiao-Sheng Xia Dong-Peng Hua Qing Zhou Ye-Ran Shi Xiang-Tao Deng Kai-Ju Lu Hai-Feng Wang Xiu-Bing Liang Zhao-Dong Wang 
the Natural Science Foundation of China(No.52175188);the Key Research and Development Program of Shaanxi Province(No.2023-YBGY-434);the Open Fund of Liaoning Provincial Key Laboratory of Aero-engine Materials Tribology(No.LKLAMTF202101);the State Key Laboratory for Mechanical Behavior of Materials(No.20222412);the Fundamental Research Funds for the Central Universities.
Alternating shear stress is a critical factor in the accumulation of damage during rolling contact fatigue,severely limiting the service life of bearings.However,the specific mechanisms responsible for the cyclic shea...
关键词：Cyclic shear fatigue Molecular dynamic simulation Bearing steels Plastic damage accumulation 
FL-Online:An x-ray crystallographic web-server for atomic-scale structure analysis of biomolecule
《Chinese Physics B》2024年第7期37-42,共6页王宾堂 牛彤欣 范海福 丁玮 
Project supported by the National Natural Science Foundation of China(Grant Nos.32371280 and T2350011)。
FL-Online(http://fanlab.ac.cn) is an out-of-box modern web service featuring a user-friendly interface and simplified parameters, providing academic users with access to a series of online programs for biomolecular cr...
关键词：graphical web service OASIS IPCAS direct methods protein crystallography 
Atomic-scale strain analysis for advanced Si/SiGe heterostructure by using transmission electron microscopy
《Electron》2024年第2期29-52,共24页Lan Li Ran Bi Zuoyuan Dong Changqing Ye Jing Xie Chaolun Wang Xiaomei Li Kin-Leong Pey Ming Li Xing Wu 
supported by National Natural Science Foundation of China (12234005);the Fundamental Research Funds for the Central Universities。
Three-dimensional stacked transistors based on Si/SiGe heterojunction are a potential candidate for future low-power and high-performance computing in integrated circuits.Observing and accurately measuring strain in S...
关键词：GPA HETEROSTRUCTURE SI/SIGE STRAIN transmission electron microscopy 
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