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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./通讯作者：Wei, Yujie, Gao, Huajian
Authors:  Peng SY(彭神佑);  Wei YJ(魏宇杰);  Gao HJ(高华健)
Adobe PDF(1345Kb)  |  Favorite  |  View/Download：543/86  |  Submit date：2020/05/18
nanoscale precipitate  dislocation sources  ductility  strength  multiple-element alloy  
The linear-dependence of adhesion strength and adhesion range on temperature in soft membranes 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2019, 卷号: 132, 页码: 12./通讯作者：Yang, Ronggui, Wei, Yujie
Authors:  Chang ZH(常正华);  Yang RG(杨荣贵);  Wei YJ(魏宇杰)
View  |  Adobe PDF(3030Kb)  |  Favorite  |  View/Download：510/216  |  Submit date：2019/11/26
Soft membrane  Adhesion  Ripples  Thermal undulation  Helfrich Hamiltonian  
The effective fracture strength and fracture toughness of solids with energy dissipation confined to localized strips 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2019, 卷号: 120, 页码: 47-63./通讯作者：Wei, Yujie
Authors:  Zeng XG;  Wei YJ(魏宇杰)
View  |  Adobe PDF(2027Kb)  |  Favorite  |  View/Download：563/147  |  Submit date：2019/09/09
Effective toughness  Fracture strength  Strain softening  Shear banding  Strip-yield model  
Anisotropic expansion and size-dependent fracture of silicon nanotubes during lithiation 期刊论文
JOURNAL OF MATERIALS CHEMISTRY A, 2019, 卷号: 7, 期号: 25, 页码: 15113-15122./通讯作者：Wei, Yujie, Gu, Changzhi, Li, Junjie
Authors:  Wang C;  Wen JC(温济慈);  Luo F;  Quan BG;  Li H;  Wei YJ(魏宇杰);  Gu CZ;  Li JJ
View  |  Adobe PDF(1641Kb)  |  Favorite  |  View/Download：369/159  |  Submit date：2019/09/09
The formation of discontinuous gradient regimes during crack initiation in high strength steels under very high cycle fatigue 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2019, 卷号: 124, 页码: 483-492./通讯作者：Wei, Yujie
Authors:  Sun CQ(孙成奇);  Zhou LL(周玲玲);  Liu JL;  Wang Y(王垚);  Wu XL(武晓雷);  Wei YJ(魏宇杰)
View  |  Adobe PDF(8304Kb)  |  Favorite  |  View/Download：411/151  |  Submit date：2019/09/09
Very high cycle fatigue  Gradient microstructure  Mechanism of crack initiation  Crack growth rate  
Nanomechanics of graphene 期刊论文
NATIONAL SCIENCE REVIEW, 2019, 卷号: 6, 期号: 2, 页码: 324-348./通讯作者：Wei, Yujie
Authors:  Wei YJ(魏宇杰);  Yang RG(杨荣贵)
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graphene  strength  wrinkling  pentagon-heptagon rings  carbon honeycomb  
A dislocation-based solution for stress introduced by arbitrary volume expansion in cylinders 期刊论文
MATHEMATICS AND MECHANICS OF SOLIDS, 2019, 卷号: 24, 期号: 3, 页码: 598-615./通讯作者：Wei, Yujie
Authors:  Wen JC(温济慈);  Wei YJ(魏宇杰)
View  |  Adobe PDF(1461Kb)  |  Favorite  |  View/Download：450/174  |  Submit date：2019/05/29
Volume expansion  shrinkage  infinitesimal dislocation  stress  lithiation  delithiation  nitriding