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Temperature gradient enhances the solidification process and properties of a CoCrFeNi high-entropy alloy: Atomic insights from molecular dynamics simulations 期刊论文
COMPUTATIONAL MATERIALS SCIENCE, 2024, 卷号: 231, 页码: 12
作者:  Xie, Lu;  Wu, Guangda;  Liaw, Peter K.;  Wang, Wenrui;  Li, Dongyue;  Peng Q(彭庆);  Zhang, Jie;  Zhang, Yong
收藏  |  浏览/下载：109/0  |  提交时间：2023/12/11
High-entropy alloy  Temperature gradient  Stress distribution  Cooling rate  
Superior hydrogen permeation resistance via Ni-graphene nanocomposites: Insights from atomistic simulations 期刊论文
JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T, 2024, 卷号: 28, 页码: 2086-2097
作者:  Huang, Hai;  Peng Q(彭庆);  Tang, Xiaobin
收藏  |  浏览/下载：33/0  |  提交时间：2024/02/19
Hydrogen embrittlement  Ni/graphene interface  Diffusion  Trapping  Permeation resistance  Atomistic simulations  
Temperature-Dependent Paracrystalline Nucleation in Atomically Disordered Diamonds 期刊论文
NANO LETTERS, 2023, 卷号: 24, 期号: 1, 页码: 312-318
作者:  Zhang, Zhongting;  Fang, Zhouyu;  Wu HA(吴恒安);  Zhu, Yinbo
Adobe PDF(5111Kb)  |  收藏  |  浏览/下载：21/2  |  提交时间：2024/02/19
paracrystalline diamonds  atomically disordered diamonds  amorphous carbons  free energy surface  
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
作者:  Xie, Lu;  Wu, Guangda;  Peng Q(彭庆);  Liu, Junpeng;  Li, Dongyue;  Wang, Wenrui
Adobe PDF(18987Kb)  |  收藏  |  浏览/下载：63/2  |  提交时间：2024/01/02
High-entropy alloys  Grain size  Temperature  Twinning  Phase transition  
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
作者:  Shi, Jun;  Li, Bingchen;  Li, Lei;  Liu, Yifan;  Fan, Xinyue;  Peng Q(彭庆);  Liang, Linyun;  Jin, Shuo;  Lu, Guanghong
Adobe PDF(27292Kb)  |  收藏  |  浏览/下载：104/1  |  提交时间：2023/12/11
Molecular dynamics simulation  Hydrogen  Crack propagation  Plasma-facing materials  Tungsten  
Element-dependent evolution of chemical short-range ordering tendency of NiCoFeCrMn under irradiation 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2023, 卷号: 171, 页码: 15
作者:  Zhou, Yundi;  Shi, Tan;  Li, Jing;  Wu, Lu;  Peng Q(彭庆);  Lu, Chenyang
Adobe PDF(8104Kb)  |  收藏  |  浏览/下载：58/3  |  提交时间：2024/01/01
High-entropy alloys  Short-range order  Molecular dynamics  Kinetic Monte Carlo  Irradiation damage  
Amorphous Thickness-Dependent Strengthening-Softening Transition in Crystalline-Amorphous Nanocomposites 期刊论文
NANO LETTERS, 2023, 卷号: 23, 期号: 23, 页码: 11288-11296
作者:  Qian, Lei;  Yang, Wenqing;  Luo, Jiasi;  Wang YJ(王云江);  Chan, K C;  Yang, XuSheng
Adobe PDF(10103Kb)  |  收藏  |  浏览/下载：16/1  |  提交时间：2024/02/19
crystalline-amorphous nanocomposite  Cu-CuTa  atomistic simulations  codeformationcooperative mechanisms  
Fracture universality in amorphous nanowires 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2023, 卷号: 173, 页码: 27
作者:  Zhao K(赵坤);  Wang YJ(王云江);  Cao, Penghui
Adobe PDF(8865Kb)  |  收藏  |  浏览/下载：127/2  |  提交时间：2023/03/20
Amorphous solid  Fracture  Size effect  Shear banding  Necking  
Atomistic tensile deformation mechanisms in a CrCoNi medium-entropy alloy with gradient nano-grained structure at cryogenic temperature 期刊论文
FRONTIERS IN MATERIALS, 2023, 卷号: 9, 页码: 8
作者:  Tao, Yuhao;  Cheng WQ(程文强);  Wang W(王为)
Adobe PDF(3844Kb)  |  收藏  |  浏览/下载：79/1  |  提交时间：2023/02/27
molecular dynamics  gradient nano-grained  cryogenic temperature  hetero-deformation induced hardening  stacking fault factor  
Mechanisms of the improved stiffness of flexible polymers under impact loading 期刊论文
NANOTECHNOLOGY REVIEWS, 2022, 卷号: 11, 期号: 1, 页码: 3281-3291
作者:  Chen,Fengxiao;  Fan,Jitang;  Hui,David;  Wang C(王超);  Yuan FP(袁福平);  Wu XL(武晓雷)
Adobe PDF(3400Kb)  |  收藏  |  浏览/下载：145/29  |  提交时间：2023/02/03
soft segment  flexible polymer  stiffness  strain rate  molecular dynamics