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An atomistic study on grain-size and temperature effects on mechanical properties of polycrystal CoCrFeNi high-entropy alloys 期刊论文
MATERIALS TODAY COMMUNICATIONS, 2023, 卷号: 37, 页码: 11
Authors:  Xie, Lu;  Wu, Guangda;  Peng Q(彭庆);  Liu, Junpeng;  Li, Dongyue;  Wang, Wenrui
Adobe PDF(18987Kb)  |  Favorite  |  View/Download:110/6  |  Submit date:2024/01/02
High-entropy alloys  Grain size  Temperature  Twinning  Phase transition  
Impact of local chemical ordering on deformation mechanisms in single-crystalline CuNiCoFe high-entropy alloys: a molecular dynamics study 期刊论文
MODELLING AND SIMULATION IN MATERIALS SCIENCE AND ENGINEERING, 2023, 卷号: 31, 期号: 8, 页码: 13
Authors:  Shuang, Siyao;  Liang, Yanxiang;  Zhang, Xie;  Yuan FP(袁福平);  Kang, Guozheng;  Zhang, Xu
Adobe PDF(3676Kb)  |  Favorite  |  View/Download:138/12  |  Submit date:2023/11/28
high-entropy alloy  local chemical order  concentration inhomogeneity  softening effect  plasticity  
Atomistic insights into the influence of hydrogen on crack propagation in tungsten 期刊论文
FUSION ENGINEERING AND DESIGN, 2023, 卷号: 197, 页码: 11
Authors:  Shi, Jun;  Li, Bingchen;  Li, Lei;  Liu, Yifan;  Fan, Xinyue;  Peng Q(彭庆);  Liang, Linyun;  Jin, Shuo;  Lu, Guanghong
Adobe PDF(27292Kb)  |  Favorite  |  View/Download:147/4  |  Submit date:2023/12/11
Molecular dynamics simulation  Hydrogen  Crack propagation  Plasma-facing materials  Tungsten  
Dislocation reactions dominated pop-in events in nanoindentation of Ni-based single crystal superalloys 期刊论文
MATERIALS CHARACTERIZATION, 2023, 卷号: 200, 页码: 112883
Authors:  Zhang ZW(张志伟);  Cai, Wei;  Feng YH(冯义辉);  Duan GH(段桂花);  Wang J(王晶);  Wang J(王军);  Yang R(杨荣);  Xiao P(肖攀);  Ke FJ(柯孚久);  Lu CS(卢春生)
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Ni-based single crystal superalloys  Pop -in events  Dislocation reactions  Nanoindentation  Molecular dynamics  
Atomistically-informed hardening and kinetics models of helium bubble in irradiated tungsten 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2023, 卷号: 165, 页码: 103620
Authors:  Ji, Changqiu;  Hu JQ(胡剑桥);  Zhuang, Zhuo;  Cui, Yinan
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Helium bubble  Irradiation  Tungsten  Dislocation  Interaction  
含纳米尺度结构金属的力学行为和强韧化机理 学位论文
博士论文,北京: 中国科学院大学, 2023
Authors:  程文强
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分子动力学模拟  极小尺寸纳米晶  机械稳定性  热稳定性  非均匀变形  
多主元合金化学序与弹塑性变形的分子动力学模拟 学位论文
博士论文,北京: 中国科学院大学, 2023
Authors:  王晓实
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多主元合金  化学序  热力学  弹塑性  分子动力学  
Atomistic simulations of defect clustering evolution in heavily irradiated Ti35 alloy 期刊论文
VACUUM, 2023, 卷号: 211, 页码: 111952
Authors:  Huang, Hai;  Ma, Longjingrui;  Liu, Tianci;  Cai, Bin;  Li, Huan;  Peng Q(彭庆)
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Ti35 alloy  Heavy irradiation damage  Frenkel pair accumulation  Defect clustering  Tantalum enrichment  Molecular dynamics  
Theoretical model for yield strength of monocrystalline Ni3Al by simultaneously considering size and strain rate 期刊论文
TRANSACTIONS OF NONFERROUS METALS SOCIETY OF CHINA, 2023, 卷号: 33, 期号: 3, 页码: 816-823
Authors:  Zhang ZW(张志伟);  Cai, Wei;  Wang J(王军);  Yang R(杨荣);  Xiao P(肖攀);  Ke, Fujiu;  Lu, Chunsheng
Adobe PDF(1359Kb)  |  Favorite  |  View/Download:45/7  |  Submit date:2023/07/17
Key words  yield strength  size  strain rate  monocrystalline Ni 3 Al  
Emergent failure transition of pearlitic steel at extremely high strain rates 期刊论文
COMPUTATIONAL MATERIALS SCIENCE, 2023, 卷号: 219, 页码: 13
Authors:  Liang LW(梁伦伟);  Dai SC(戴仕诚);  Chen Y(陈艳);  Wang HY(汪海英);  Wang YJ(王云江);  Dai LH(戴兰宏)
Adobe PDF(20162Kb)  |  Favorite  |  View/Download:115/2  |  Submit date:2023/03/20
Pearlitic steels  Fracture  Crack  Dislocation nucleation  Molecular dynamics