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The influence of combined gradient structure with residual stress on crack-growth behavior in medium carbon steel 期刊论文
ENGINEERING FRACTURE MECHANICS, 2019, 卷号: 209, 页码: 369-381
Authors:  Wang Y(王瑶);  Yuan LC;  Zhang SJ(张诗嘉);  Sun CQ(孙成奇);  Wang WJ;  Yang GX;  Li Q;  Wei YJ(魏宇杰)
View  |  Adobe PDF(2613Kb)  |  Favorite  |  View/Download:428/167  |  Submit date:2019/04/11
Gradient material  Residual stress  Fatigue crack  Cyclic J-integral  Crack- growth rate  
Statistical analysis on rolling contact fatigue in railroad axle bearing steel 期刊论文
FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES, 2019, 卷号: 42, 期号: 3, 页码: 651-663
Authors:  Guo RB;  Yang GX;  Li ZY(李正阳);  Liu ZM;  Wei YJ(魏宇杰)
View  |  Adobe PDF(1973Kb)  |  Favorite  |  View/Download:1710/1455  |  Submit date:2019/04/11
bearing steel  crack propagation  rolling contact fatigue  statistical analysis  
Nanomechanics of graphene 期刊论文
NATIONAL SCIENCE REVIEW, 2019, 卷号: 6, 期号: 2, 页码: 324-348
Authors:  Wei YJ(魏宇杰);  Yang RG(杨荣贵)
View  |  Adobe PDF(1360Kb)  |  Favorite  |  View/Download:312/80  |  Submit date:2019/12/02
graphene  strength  wrinkling  pentagon-heptagon rings  carbon honeycomb  
Case study: The effect of running distance on the microstructure and properties of railroad axle bearings 期刊论文
WEAR, 2018, 卷号: 394, 页码: 159-165
Authors:  Guo RB;  Lei XQ(雷现奇);  Zhang DD;  Liu ZM;  Wang X;  Wei YJ(魏宇杰)
View  |  Adobe PDF(1589Kb)  |  Favorite  |  View/Download:441/175  |  Submit date:2018/10/30
Bearing steel  Fracture toughness  Gradient structure  Grain refinement  
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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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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高速列车的关键力学问题 期刊论文
力学进展, 2015, 卷号: 45, 期号: 1, 页码: 217-460
Authors:  杨国伟;  魏宇杰;  赵桂林;  刘玉标;  曾晓辉;  邢云林;  赖姜;  张营营;  吴晗;  陈启生;  刘秋生;  李家春;  胡开鑫;  杨中平;  刘文正;  王文静;  孙守光;  张卫华;  周宁;  李瑞平;  吕青松;  金学松;  温泽峰;  肖新标;  赵鑫;  崔大宾;  吴兵;  钟硕乔;  周信
View  |  Adobe PDF(11087Kb)  |  Favorite  |  View/Download:969/247  |  Submit date:2016/01/21
高速列车  空气动力学  弓网关系  车体振动  运行稳定性  轮轨关系  结构可靠性  噪声  High Speed Rails  Aerodynamics  Catenary-pantograph Interaction  Dynamics And Related Issues Of Carbody  Stability Analysis  Rail-wheel Interaction  Reliability Of Key Components  Noise-generation  
Mechanisms of anisotropic friction in nanotwinned Cu revealed by atomistic simulations 期刊论文
MODELLING AND SIMULATION IN MATERIALS SCIENCE AND ENGINEERING, 2013, 卷号: 21, 期号: 6, 页码: 065001/1-065001/16
Authors:  Zhang JJ;  Hartmaier A;  Wei YJ(魏宇杰);  Yan YD;  Sun T;  Zhang, JJ (reprint author), Harbin Inst Technol, Ctr Precis Engn, POB 413, Harbin 150001, Peoples R China.
Adobe PDF(3658Kb)  |  Favorite  |  View/Download:771/281  |  Submit date:2013/09/27
Anisotropy  Deformation  Friction  Molecular Dynamics  Anisotropic Frictional Response  Crystallographic Orientations  Deformation Mechanism  Localized Deformations  Microstructural Changes  Twin-boundary Migrations  Twin-boundary Orientation  
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
Authors:  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)  |  Favorite  |  View/Download:952/316  |  Submit date:2013/01/18
Ultrahigh-strength  Molecular-dynamics  Maximum Strength  Rate Sensitivity  Metals  Ductility  Deformation  Mechanisms  Nanoscale  Scale