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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：528/116  |  提交时间：2016/03/21
A polycrystal based numerical investigation on the temperature dependence of slip resistance and texture evolution in magnesium alloy AZ31B 期刊论文
International Journal of Plasticity, 2014, 卷号: 55, 页码: 80-93
作者:  Liu Y(刘垚);  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
浏览  |  Adobe PDF(4093Kb)  |  收藏  |  浏览/下载：670/289  |  提交时间：2014/05/09
Cell Membrane  Nanotubes  Cell Interaction  Microtubule  Filopodia  Molecular Dynamics  
Evading the strength- ductility trade-off dilemma in steel through gradient hierarchical nanotwins 期刊论文
NATURE COMMUNICATIONS, 2014, 卷号: 5, 页码: 3580
作者:  Wei YJ(魏宇杰);  Li YQ(李永强);  Zhu LC(祝连春);  Liu Y(刘垚);  Lei XQ(雷现奇);  Wang G;  Wu YX;  Mi ZL;  Liu JB;  Wang HT;  Gao HJ;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
浏览  |  Adobe PDF(3096Kb)  |  收藏  |  浏览/下载：2101/456  |  提交时间：2014/06/05
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：1044/420  |  提交时间：2013/12/06
Twinning Induced Plasticity  Deformation Twinning  Strain Hardening  Crystal Plasticity  Finite-element Analysis  
Mechanisms of anisotropic friction in nanotwinned Cu revealed by atomistic simulations 期刊论文
MODELLING AND SIMULATION IN MATERIALS SCIENCE AND ENGINEERING, 2013, 卷号: 21, 期号: 6, 页码: 065001/1-065001/16
作者:  Zhang JJ;  Hartmaier A;  Wei YJ(魏宇杰);  Yan YD;  Sun T;  Zhang, JJ (reprint author), Harbin Inst Technol, Ctr Precis Engn, POB 413, Harbin 150001, Peoples R China.
Adobe PDF(3658Kb)  |  收藏  |  浏览/下载：757/274  |  提交时间：2013/09/27
Anisotropy  Deformation  Friction  Molecular Dynamics  Anisotropic Frictional Response  Crystallographic Orientations  Deformation Mechanism  Localized Deformations  Microstructural Changes  Twin-boundary Migrations  Twin-boundary Orientation  
Anisotropic size effect in strength in coherent nanowires with tilted twins 期刊论文
Physical Review B, 2011, 卷号: 84, 期号: 1, 页码: 14107
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(520Kb)  |  收藏  |  浏览/下载：793/234  |  提交时间：2012/04/01
Single-crystal  Mechanical-properties  Molecular-dynamics  Maximum Strength  Gold Nanowires  Deformation  Metals  Copper  Microcompression  Plasticity  
Continuum modeling of the response of a Mg alloy AZ31 rolled sheet during uniaxial deformation 期刊论文
International Journal of Plasticity, 2011, 卷号: 27, 期号: 11, 页码: 1739-1757
作者:  Fernandez A;  Perez PMT;  Wei YJ(魏宇杰);  Jerusalem A;  Jerusalem, A (reprint author), IMDEA Mat Inst, Calle Prof Aranguren S-N, Madrid 28040, Spain
Adobe PDF(1924Kb)  |  收藏  |  浏览/下载：1343/465  |  提交时间：2012/04/01
Magnesium  Continuum Model  Crystal Plasticity  High-temperature Deformation  Independent Crystal Plasticity  Finite-element-method  Magnesium Alloy  Texture Evolution  Single-crystal  Hcp Metals  Mechanical-behavior  Strain Rates  Grain-size  
The kinetics and energetics of dislocation mediated de-twinning in nano-twinned face-centered cubic metals 期刊论文
Materials Science and Engineering A-Structural Materials Properties Microstructure and Processing, 2011, 卷号: 528, 期号: 3, 页码: 1558-1566
作者:  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, State Key Lab Nonlinear Mech, Inst Mech, Bei Si Huan Xi Rd 15, Beijing 100190, Peoples R China
Adobe PDF(1356Kb)  |  收藏  |  浏览/下载：1072/317  |  提交时间：2012/04/01
De-twinning  Twinning  Nano-twinned Polycrystalline  Strength Softening  Strain-rate Sensitivity  Molecular-dynamics Simulation  Nanocrystalline Fcc Metals  Embedded-atom-method  Nanoscale Twins  Mechanical-behavior  Nanotwinned Copper  Deformation Mechanisms  Nanostructured Metals  Plastic-deformation  
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