IMECH-IR

Browse/Search Results:  1-4 of 4 Help

Filters                        
Selected(0)Clear Items/Page:    Sort:
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
Authors:  Peng SY(彭神佑);  Wei YJ(魏宇杰);  Gao HJ(高华健)
Adobe PDF(1345Kb)  |  Favorite  |  View/Download:434/76  |  Submit date:2020/05/18
nanoscale precipitate  dislocation sources  ductility  strength  multiple-element alloy  
Twin boundary spacing-dependent friction in nanotwinned copper 期刊论文
PHYSICAL REVIEW B, 2012, 卷号: 85, 期号: 5, 页码: 054109
Authors:  Zhang JJ;  Wei YJ(魏宇杰);  Sun T;  Hartmaier A;  Yan YD;  Li XD;  Zhang, JJ;  Harbin Insitute Technol, Ctr Precis Engn, Harbin 150001, Peoples R China.
Adobe PDF(1838Kb)  |  Favorite  |  View/Download:933/308  |  Submit date:2013/01/18
Ultrahigh-strength  Molecular-dynamics  Maximum Strength  Rate Sensitivity  Metals  Ductility  Deformation  Mechanisms  Nanoscale  Scale  
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
Authors:  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)  |  Favorite  |  View/Download:1081/317  |  Submit date: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
Authors:  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)  |  Favorite  |  View/Download:780/235  |  Submit date:2012/04/01
Nanocrystalline Materials  Deformation Mechanisms  Boundary Diffusion  Rate Sensitivity  Nanoscale  Copper  Accommodation  Strain  Twins