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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

Multifunctional catalytic sites regulation of atomic-scale iridium on orthorhombic-CoSe_(2)for high efficiency dual-functional alkaline hydrogen evolution and organic degradation: 《Journal of Energy Chemistry》2024年第5期271-281,共11页Jingjing Huang Chenglin Zhong Yanjie Xia Jia Liu Guizhen Li Chao Yang Jiahong Wang Qian Wang Zhenbao Zhang Feng Yan Jianghua Wu Yu Deng Zhenjiang Zhou Xingchen He Paul K.Chu Woon-Ming Lau Xue-Feng Yu; the financial support of the Doctoral Research Initiation Foundation of Linyi University(LYDX2020BS016);the National Natural Science Foundation of Shandong Province(ZR2021QB208,ZR2022MB054);the National Natural Science Foundation of China(22305262);SIAT Innovation Program for Excellent Young Researchers(2022);Shenzhen Science and Technology Program Grant(RCJC20200714114435061,ZDSYS20220527171406014);the City University of Hong Kong Donation Research Grants(9220061 and 9229021);City University of Hong Kong Strategic Research Grant(SRG 7005505)。; The earth-abundant and high-performance catalysts are crucial for commercial implementation of hydrogen evolution reaction(HER).Herein,a multifunctional site strategy to construct excellent HER catalysts by incorporat...; 关键词：Orthorhombic-CoSe_(2) Multifunctional sites design Hydrogen evolution reaction Synergistically catalyze Methylene blue oxidation

Atomic-scale investigation of precipitate phases in QE22 Mg alloy: 《Journal of Materials Science & Technology》2024年第10期114-127,共14页Xiaojun Zhao Zhiqiao Li Aiping Zhang Longlong Hao Houwen Chen Jian-Feng Nie; HWC acknowledges the support from the National Key Research and Development Program of China(No.2021YFB03702101);National Natural Science Foundation of China(Nos.52071033,52101150);Sichuan Science and Technology Program(No.2022YFG0287);Fundamental Research Funds for the Central Universities(No.2682021CX114);Project on Function Development of Large-scale Instruments of Chongqing University(No.gnkf2022017);JFN acknowledges the financial support from the Australian Research Council.; Precipitation-hardenable commercial Mg alloy QE22(Mg-2.5Ag-2.ONd-0.7Zr,wt.%)has excellent mechan-ical properties,but precipitates in this alloy have not been well understood.In this work,precipitate phasesγ",γ,andδ...; 关键词：Magnesium alloy Precipitation Phase identification Phase transformation Electron microscopy

In-Situ Atomic-Scale Observation of Brownmillerite to Ruddlesden-Popper Phase Transition Tuned by Epitaxial Strain in Cobaltites: 《Chinese Physics Letters》2024年第4期152-158,共7页林挺高昂汤哲歆林炜光孙慕华张庆华王雪锋郭尔佳谷林; supported by the National Natural Science Foundation of China(Grant Nos.52322212,52072400,52025025,and 52250402)。; Phase transitions involving oxygen ion extraction within the framework of the crystallographic relevance have been widely exploited for sake of superconductivity,ferromagnetism,and ion conductivity in perovskiterelate...; 关键词：STRAINED Phase OXIDES

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