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Large Single-Crystal Cu Foils with High-Index Facets by Strain-Engineered Anomalous Grain Growth 期刊论文
ADVANCED MATERIALS, 2020, 页码: 7
Authors:  Li YLZ;  Sun LZ;  Chang ZH(常正华);  Liu HY;  Wang YC;  Liang Y;  Chen BH;  Ding QJ;  Zhao ZY;  Wang RY;  Wei YJ(魏宇杰);  Peng HL;  Lin L;  Liu ZF
Favorite  |  View/Download:27/0  |  Submit date:2020/08/26
anomalous grain growth  Cu foils  high-index facets  single-crystals  strain-engineering  
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)
Favorite  |  View/Download:36/0  |  Submit date:2020/05/18
nanoscale precipitate  dislocation sources  ductility  strength  multiple-element alloy  
An in situ system for simultaneous stress measurement and optical observation of silicon thin film electrodes 期刊论文
JOURNAL OF POWER SOURCES, 2019, 卷号: 444, 页码: 5
Authors:  Chen J;  Yang L;  Han Y;  Bao YH;  Zhang KL;  Li X;  Pang J;  Chen HS;  Song WL;  Wei YJ(魏宇杰);  Fang DN
View  |  Adobe PDF(774Kb)  |  Favorite  |  View/Download:52/12  |  Submit date:2020/03/11
Lithium ion batteries  Silicon film  Multi-beam optical sensor (MOS)  in situ stress measurement  Colorimetric method  
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
Authors:  Chang ZH(常正华);  Yang RG(杨荣贵);  Wei YJ(魏宇杰)
View  |  Adobe PDF(3030Kb)  |  Favorite  |  View/Download:88/9  |  Submit date:2019/11/26
Soft membrane  Adhesion  Ripples  Thermal undulation  Helfrich Hamiltonian  
薄膜材料黏附强度和温度的线性关系 期刊论文
高科技与产业化, 2019, 期号: 09, 页码: 71
Authors:  常正华;  魏宇杰;  杨荣贵
View  |  Adobe PDF(987Kb)  |  Favorite  |  View/Download:47/3  |  Submit date:2019/12/16
温度敏感性  二维材料  细胞膜  作用强度  基底材料  线性关系  
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
Authors:  Zeng XG;  Wei YJ(魏宇杰)
View  |  Adobe PDF(2027Kb)  |  Favorite  |  View/Download:115/21  |  Submit date:2019/09/09
Effective toughness  Fracture strength  Strain softening  Shear banding  Strip-yield model  
Thermal conductivity modeling using machine learning potentials: application to crystalline and amorphous silicon 期刊论文
MATERIALS TODAY PHYSICS, 2019, 卷号: 10, 页码: UNSP 100140
Authors:  Qian X.;  彭神佑.;  Li X.;  Wei YJ(魏宇杰);  Yang R.
View  |  Adobe PDF(1356Kb)  |  Favorite  |  View/Download:52/7  |  Submit date:2020/03/21
Thermal conductivity  Machine learning  Molecular dynamics  Phonons  
软化塑性带对材料宏观断裂强度及韧性影响的理论分析 会议论文
中国力学大会(CCTAM 2019), 中国浙江杭州, 2019-08-25~28
Authors:  曾霞光;  魏宇杰
View  |  Adobe PDF(1617Kb)  |  Favorite  |  View/Download:66/8  |  Submit date:2020/01/10
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
Authors:  Wang C;  Wen JC(温济慈);  Luo F;  Quan BG;  Li H;  Wei YJ(魏宇杰);  Gu CZ;  Li JJ
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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
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:88/18  |  Submit date:2019/09/09
Very high cycle fatigue  Gradient microstructure  Mechanism of crack initiation  Crack growth rate