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Physics-driven machine learning model on temperature and time-dependent deformation in lithium metal and its finite element implementation 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2021, 卷号: 153, 页码: 104481
Authors:  Wen JC(温济慈);  Zou, Qingrong;  Wei YJ(魏宇杰)
Adobe PDF(3559Kb)  |  Favorite  |  View/Download：289/74  |  Submit date：2022/10/25
Physics-driven machine learning  Lithium-metal anode  Creep  Finite-element analysis  Constitutive model  
Roughening for Strengthening and Toughening in Monolayer Carbon Based Composites 期刊论文
NANO LETTERS, 2021, 卷号: 21, 期号: 11, 页码: 4823-4829
Authors:  Xie WH(谢文慧);  Wei YJ(魏宇杰)
Adobe PDF(11471Kb)  |  Favorite  |  View/Download：161/70  |  Submit date：2022/10/25
Monolayer amorphous carbon  Graphene  Roughening Toughness  Strength  
A segmented load spectrum model for high-speed trains and its inflection stress as an indicator for line quality 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2021, 卷号: 148, 页码: 12
Authors:  Yuan, Zheng;  Chen XJ(陈贤佳);  Ma, Lijun;  Li, Qiang;  Sun, Shouguang;  Wei YJ(魏宇杰)
Adobe PDF(4436Kb)  |  Favorite  |  View/Download：383/104  |  Submit date：2021/06/15
Load spectrum  Segmented Weibull distribution  Bogie frame  High-speed train  Inflection stress  
页岩气开采中的若干力学前沿问题 期刊论文
力学进展, 2019, 卷号: 49, 期号: 00, 页码: 1-236
Authors:  刘曰武;  高大鹏;  李奇;  万义钊;  段文杰;  曾霞光;  李明耀;  苏业旺;  范永波;  李世海;  鲁晓兵;  周东;  陈伟民;  傅一钦;  姜春晖;  侯绍继;  潘利生;  魏小林;  胡志明;  端祥刚;  高树生;  沈瑞;  常进;  李晓雁;  柳占立;  魏宇杰;  郑哲敏
Adobe PDF(109408Kb)  |  Favorite  |  View/Download：334/48  |  Submit date：2019/09/12
页岩气  压裂  力学性质  数值模拟  监测技术  渗流  
Spiral fracture in metallic glasses and its correlation with failure criterion 期刊论文
ACTA MATERIALIA, 2015, 卷号: 99, 页码: 206-212
Authors:  Lei XQ(雷现奇);  Wei YJ(魏宇杰);  Wei BC(魏炳忱);  Wang WH(汪卫华);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
Adobe PDF(1311Kb)  |  Favorite  |  View/Download：381/118  |  Submit date：2016/01/08
Metallic Glasses  Failure Criterion  Mohr-coulomb  Spiral Fracture  
Crack instability of ferroelectric solids under alternative electric loading 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2015, 卷号: 81, 页码: 75-90
Authors:  Chen HS;  Wang HL;  Pei YM;  Wei YJ(魏宇杰);  Liu B;  Fang DN;  Liu, B (reprint author), Tsinghua Univ, Dept Engn Mech, Beijing 100084, Peoples R China.
Adobe PDF(3589Kb)  |  Favorite  |  View/Download：382/141  |  Submit date：2015/09/22
Electro-thermal-mechanical Coupling  Crack Instability  Ferroelectric Materials  Safe Operating Area  
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
Authors:  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)  |  Favorite  |  View/Download：1031/290  |  Submit date：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  
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
Authors:  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)  |  Favorite  |  View/Download：1364/471  |  Submit date：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
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：1088/318  |  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