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Nanoscale precipitates as sustainable dislocation sources for enhanced ductility and high strength 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 卷号: 117, 期号: 10, 页码: 5204-5209
作者:  Peng SY(彭神佑);  Wei YJ(魏宇杰);  Gao HJ(高华健)
Adobe PDF(1345Kb)  |  收藏  |  浏览/下载：414/73  |  提交时间：2020/05/18
nanoscale precipitate  dislocation sources  ductility  strength  multiple-element alloy  
The influence of combined gradient structure with residual stress on crack-growth behavior in medium carbon steel 期刊论文
ENGINEERING FRACTURE MECHANICS, 2019, 卷号: 209, 页码: 369-381
作者:  Wang Y(王瑶);  Yuan LC;  Zhang SJ(张诗嘉);  Sun CQ(孙成奇);  Wang WJ;  Yang GX;  Li Q;  Wei YJ(魏宇杰)
浏览  |  Adobe PDF(2613Kb)  |  收藏  |  浏览/下载：392/155  |  提交时间：2019/04/11
Gradient material  Residual stress  Fatigue crack  Cyclic J-integral  Crack- growth rate  
Statistical analysis on rolling contact fatigue in railroad axle bearing steel 期刊论文
FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES, 2019, 卷号: 42, 期号: 3, 页码: 651-663
作者:  Guo RB;  Yang GX;  Li ZY(李正阳);  Liu ZM;  Wei YJ(魏宇杰)
浏览  |  Adobe PDF(1973Kb)  |  收藏  |  浏览/下载：1648/1419  |  提交时间：2019/04/11
bearing steel  crack propagation  rolling contact fatigue  statistical analysis  
Unconventional Deformation Behaviours of Nanoscaled High-Entropy Alloys 期刊论文
ENTROPY, 2018, 卷号: 20, 期号: 10, 页码: Ar-778
作者:  Bu YQ;  Peng SY(彭神佑);  Wu SW;  Wei YJ(魏宇杰);  Wang G;  Liu JB;  Wang HT(王洪涛)
浏览  |  Adobe PDF(1289Kb)  |  收藏  |  浏览/下载：328/147  |  提交时间：2018/12/12
nanoscaled high-entropy alloys  nanodisturbances  phase transformations  atomic-scale unstable  
Cryogenic temperature toughening and strengthening due to gradient phase structure 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2018, 卷号: 712, 页码: 358-364
作者:  Ma ZW;  Ren Y;  Li RG;  Wang YD;  Zhou LL;  Wu XL(武晓雷);  Wei YJ(魏宇杰);  Gao HJ(高华健)
浏览  |  Adobe PDF(3142Kb)  |  收藏  |  浏览/下载：434/127  |  提交时间：2018/10/30
Cryogenic  Toughening  Strengthening  Gradient  Synchrotron high-energy X-ray diffraction  
Case study: The effect of running distance on the microstructure and properties of railroad axle bearings 期刊论文
WEAR, 2018, 卷号: 394, 页码: 159-165
作者:  Guo RB;  Lei XQ(雷现奇);  Zhang DD;  Liu ZM;  Wang X;  Wei YJ(魏宇杰)
浏览  |  Adobe PDF(1589Kb)  |  收藏  |  浏览/下载：413/168  |  提交时间：2018/10/30
Bearing steel  Fracture toughness  Gradient structure  Grain refinement  
Strength gradient enhances fatigue resistance of steels 期刊论文
SCIENTIFIC REPORTS, 2016, 卷号: 6, 页码: 22156
作者:  Ma ZW(马知未);  Liu JB;  Wang G;  Wang HT;  Wei YJ(魏宇杰);  Gao HJ;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
Adobe PDF(6660Kb)  |  收藏  |  浏览/下载：527/115  |  提交时间：2016/03/21
On the strain hardening and texture evolution in high manganese steels: Experiments and numerical investigation 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2013, 卷号: 61, 期号: 12, 页码: 2588-2604
作者:  Li YQ(李永强);  Zhu LC(祝连春);  Liu Y(刘垚);  Wei YJ(魏宇杰);  Wu YX;  Tang D;  Mi ZL;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
Adobe PDF(6710Kb)  |  收藏  |  浏览/下载：1043/420  |  提交时间：2013/12/06
Twinning Induced Plasticity  Deformation Twinning  Strain Hardening  Crystal Plasticity  Finite-element Analysis  
Failure criterion for metallic glasses 期刊论文
Philosophical Magazine, 2011, 卷号: 91, 期号: 36, 页码: 4536-4554
作者:  Chen Y(陈艳);  Jiang MQ(蒋敏强);  Wei YJ(魏宇杰);  Dai LH(戴兰宏);  Dai, LH (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China
Adobe PDF(1174Kb)  |  收藏  |  浏览/下载：967/264  |  提交时间：2012/04/01
Failure Criterion  Strength-differential Effect  Brittle-ductile Transition  Fracture Mechanics  Metallic Glasses  Bulk Amorphous-alloys  Nearest-neighbor Distance  Mechanical-properties  Plastic-flow  Shear-band  Gaussian Distribution  Pressure Sensitivity  Inhomogeneous Flow  Structural Model  Tensile Fracture  
Scaling of maximum strength with grain size in nanotwinned fcc metals 期刊论文
Physical Review B, 2011, 卷号: 83, 期号: 13, 页码: 132104
作者:  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China
Adobe PDF(346Kb)  |  收藏  |  浏览/下载：770/230  |  提交时间：2012/04/01
Nanocrystalline Materials  Deformation Mechanisms  Boundary Diffusion  Rate Sensitivity  Nanoscale  Copper  Accommodation  Strain  Twins