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Optimal stress and deformation partition in gradient materials for better strength and tensile ductility: A numerical investigation 期刊论文
SCIENTIFIC REPORTS, 2017, 卷号: 7
Authors:  Wang, Yao;  Yang, Guangxue;  Wang, Wenjing;  Wang, Xi;  Li, Qiang;  Wei YJ(魏宇杰);  Li, Q (reprint author), Beijing Jiaotong Univ, Minist Educ, Key Lab Vehicle Adv Mfg Measuring & Control Techn, Beijing 100044, Peoples R China.;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech LNM, Beijing 100190, Peoples R China.
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Geometric design of micron-sized crystalline silicon anodes through in situ observation of deformation and fracture behaviors 期刊论文
JOURNAL OF MATERIALS CHEMISTRY A, 2017, 卷号: 5, 期号: 25, 页码: 12793-12802
Authors:  Zhang Xing-yu;  Song WL;  Liu ZL;  Chen HS;  Li T;  Wei YJ(魏宇杰);  Fang DN;  Fang, DN (reprint author), Peking Univ, Coll Engn, State Key Lab Turbulence & Complex Syst, Beijing 100871, Peoples R China.
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Crack deflection in brittle media with heterogeneous interfaces and its application in shale fracking 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2017, 卷号: 101, 页码: 235-249
Authors:  Zeng XG;  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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Brittle Materials  Shale Hydraulic Fracturing  Crack Deflection  Strain Energy Release Rate  Heterogeneous Interfaces  
Strength gradient enhances fatigue resistance of steels 期刊论文
SCIENTIFIC REPORTS, 2016, 卷号: 6, 页码: 22156
Authors:  Ma ZW(马知未);  Liu JB;  Wang G;  Wang HT;  Wei YJ(魏宇杰);  Gao HJ;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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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.
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Electro-thermal-mechanical Coupling  Crack Instability  Ferroelectric Materials  Safe Operating Area  
A stochastic description on the traction-separation law of an interface with non-covalent bonding 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2014, 卷号: 70, 页码: 227-241
Authors:  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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Fatigue-crack Growth  Cohesive Zone Model  Cell-adhesion  Numerical-simulation  Mechanical Model  Brownian-motion  Molecular-bond  Elastic Solids  Force  Resistance  
Evading the strength- ductility trade-off dilemma in steel through gradient hierarchical nanotwins 期刊论文
NATURE COMMUNICATIONS, 2014, 卷号: 5, 页码: 3580
Authors:  Wei YJ(魏宇杰);  Li YQ(李永强);  Zhu LC(祝连春);  Liu Y(刘垚);  Lei XQ(雷现奇);  Wang G;  Wu YX;  Mi ZL;  Liu JB;  Wang HT;  Gao HJ;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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Grain misorientation and grain-boundary rotation dependent mechanical properties in polycrystalline graphene 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2013, 卷号: 61, 期号: 6, 页码: 1421-1432
Authors:  Wu JT(吴江涛);  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China
Adobe PDF(3103Kb)  |  Favorite  |  View/Download:1895/815  |  Submit date:2013/03/06
Polycrystalline Graphene  Grain Misorientation  Grain Boundary Rotation  Disclination  Density Functional Theory Calculation  
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:1370/472  |  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