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Tunable band structures of polycrystalline graphene by external and mismatch strains 期刊论文
Acta Mechanica Sinica, 2012, 卷号: 28, 期号: 6, 页码: 1539-1544
作者:  Wu JT(吴江涛);  Shi XH(施兴华);  Wei YJ(魏宇杰);  Wei YJ(魏宇杰)
Adobe PDF(3407Kb)  |  收藏  |  浏览/下载：918/250  |  提交时间：2013/01/31
Graphene  Grain Boundary  Defects  Strain  Band Gap  
The nature of strength enhancement and weakening by pentagon-heptagon defects in graphene 期刊论文
Nature Materials, 2012, 卷号: 11, 期号: 9, 页码: 759-763
作者:  Wei YJ(魏宇杰);  Wu JT(吴江涛);  Yin HQ(尹汗青);  Shi XH(施兴华);  Yang RG;  Dresselhaus M;  Wei, YJ;  Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
Adobe PDF(1210Kb)  |  收藏  |  浏览/下载：2559/854  |  提交时间：2012/12/31
Chemical-vapor-deposition  Grain-boundaries  Large-area  Films  Field  
Stable high areal capacity lithium-ion battery anodes based on three-dimensional Ni-Sn nanowire networks 期刊论文
Journal of Power Sources, 2012, 卷号: 211, 页码: 46-51
作者:  Tian M;  Wang W;  Wei YJ(魏宇杰);  Yang RG
浏览  |  Adobe PDF(1332Kb)  |  收藏  |  浏览/下载：296/126  |  提交时间：2016/08/16
Microstructure and mechanical properties of aluminum 5083 weldments by gas tungsten arc and gas metal arc welding 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2012, 卷号: 549, 页码: 7-13
作者:  Liu Y(刘垚);  Wang WJ;  Xie JJ(谢季佳);  Sun SG;  Wang L;  Qian Y(钱野);  Meng Y(孟媛);  Wei YJ(魏宇杰);  Wei, YJ;  Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
Adobe PDF(2001Kb)  |  收藏  |  浏览/下载：1293/417  |  提交时间：2013/01/18
Gas Tungsten Arc Welding  Gas Metal Arc Welding  Aluminum 5083  Strength  Failure  Alloys  Ai5083  Superplasticity  
A theoretical analysis of the surface dependent binding, peeling and folding of graphene on single crystal copper 期刊论文
CARBON, 2012, 卷号: 50, 期号: 8, 页码: 3055-3063
作者:  Shi XH(施兴华);  Yin QF(殷其放);  Wei YJ(魏宇杰);  Shi, XH;  Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
Adobe PDF(1158Kb)  |  收藏  |  浏览/下载：1064/435  |  提交时间：2013/01/18
Epitaxial Graphene  Carbon Nanotubes  Nanowires  Strength  Films  
An extended strain energy density failure criterion by differentiating volumetric and distortional deformation 期刊论文
INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 2012, 卷号: 49, 期号: 9, 页码: 1117-1126
作者:  Wei YJ(魏宇杰);  Wei, YJ;  Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
Adobe PDF(1219Kb)  |  收藏  |  浏览/下载：1008/283  |  提交时间：2013/01/18
Strain Energy Density  Fracture Criterion  Crack Kink  Pressure-dependent Yielding  Distortional And Volumetric  Stress Intensity Factors  Crack-growth  Fracture-mechanics  Plane Situations  Tip  Expansion  Ductile  Kinking  Paths  Form  
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
作者:  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)  |  收藏  |  浏览/下载：920/305  |  提交时间：2013/01/18
Ultrahigh-strength  Molecular-dynamics  Maximum Strength  Rate Sensitivity  Metals  Ductility  Deformation  Mechanisms  Nanoscale  Scale  
Size effect of failure modes in composite laminates under compression 会议论文
28th Congress of the International Council of the Aeronautical Sciences 2012 (ICAS 2012), Brisbane, Australia, SEP 23-28, 2012
作者:  Wang B;  Xu F;  Wei YJ(魏宇杰);  Wang B.
浏览  |  Adobe PDF(301Kb)  |  收藏  |  浏览/下载：387/92  |  提交时间：2014/02/24
Some observations on the size effects in nanotwined metals and their theoretical explanation 会议论文
23rd International Congress of Theoretical and Applied Mechanics, 中国北京/Beijing, China, 2012-08-19
作者:  Wei YJ(魏宇杰)
浏览  |  Adobe PDF(198Kb)  |  收藏  |  浏览/下载：317/63  |  提交时间：2014/04/02
Theoretical  Their  Explanation  Effects  System  Suitable  Amount  Higher  Dimensional  Achieved  Dimensions  Deformed  Novel  Finding  Change  Limited  Stronger  Migration  Exhibit  Sizes  
高锰钢应变硬化和织构变化的实验和数值模拟 会议论文
第十二届全国物理力学学术会议, 中国广西桂林, 2012-11-12
作者:  李永强;  祝连春;  刘垚;  魏宇杰;  吴彦欣;  唐狄;  米振莉
浏览  |  Adobe PDF(60Kb)  |  收藏  |  浏览/下载：582/177  |  提交时间：2014/04/02
孪晶诱导塑性  形变孪晶  应变硬化  晶体塑性  有限元模拟