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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.
View  |  Adobe PDF(1711Kb)  |  Favorite  |  View/Download：439/179  |  Submit date：2017/07/24
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.
Adobe PDF(6660Kb)  |  Favorite  |  View/Download：541/120  |  Submit date：2016/03/21
On the influence of interfacial properties to the bending rigidity of layered structures 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2016, 卷号: 92, 页码: 278-296
Authors:  Peng SY;  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
View  |  Adobe PDF(2226Kb)  |  Favorite  |  View/Download：334/111  |  Submit date：2016/09/14
Bending Stiffness  Interface Sliding  Interfacial Crack  Multi-layered Composite  Bilayer Structures  
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.
View  |  Adobe PDF(1311Kb)  |  Favorite  |  View/Download：373/115  |  Submit date：2016/01/08
Metallic Glasses  Failure Criterion  Mohr-coulomb  Spiral Fracture  
A molecular dynamics study of bond exchange reactions in covalent adaptable networks 期刊论文
SOFT MATTER, 2015, 卷号: 11, 期号: 31, 页码: 6305-6317
Authors:  Yang H;  Yu K;  Mu XM;  Shi XH(施兴华);  Wei YJ(魏宇杰);  Guo YF;  Qi HJ;  Qi, HJ (reprint author), Georgia Inst Technol, George W Woodruff Sch Mech Engn, Atlanta, GA 30332 USA.
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Griffith Criterion for Brittle Fracture in Graphene 期刊论文
NANO LETTERS, 2015, 卷号: 15, 期号: 3, 页码: 1918-1924
Authors:  Yin HQ;  Qi HJ;  Fan FF;  Zhu T;  Wang BL(王宝林);  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, LNM, Inst Mech, Beijing 100190, Peoples R China.
View  |  Adobe PDF(446Kb)  |  Favorite  |  View/Download：1020/307  |  Submit date：2015/04/28
Griffith Criterion  Graphene  Fracture  Edge Energy  Molecular Dynamics  
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.
View  |  Adobe PDF(721Kb)  |  Favorite  |  View/Download：728/174  |  Submit date：2014/11/03
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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Stable planar single-layer hexagonal silicene under tensile strain and its anomalous Poisson 期刊论文
Applied Physics Letter, 2014, 卷号: 104, 期号: 8, 页码: 81902
Authors:  Wang BL(王宝林);  Wu JT(吴江涛);  Gu XK;  Yin HQ;  Wei YJ(魏宇杰);  Yang RG;  Dresselhaus M;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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Root Fracture  Dentine  Ageing  Biomechanics  Nano-indentation  Finite Element Analysis  
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：1850/803  |  Submit date：2013/03/06
Polycrystalline Graphene  Grain Misorientation  Grain Boundary Rotation  Disclination  Density Functional Theory Calculation