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The Influence of Metastable Cellular Structure on Deformation Behavior in Laser Additively Manufactured 316L Stainless Steel 期刊论文
NANOMATERIALS, 2021, 卷号: 11, 期号: 11, 页码: 13
Authors:  Li N(李娜);  Li ZY(李正阳);  Wei YJ(魏宇杰)
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laser additive manufacturing  metastable cellular structures  316L stainless steel  coherent precipitates  stacking fault energy  
Fatigue endurance limit and crack front evolution in metallic glass 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2021, 卷号: 143, 页码: 9
Authors:  Lei XQ(雷现奇);  袁力超o;  Peng, Liu;  Sun CQ(孙成奇);  Wei BC(魏炳忱);  Wei YJ(魏宇杰)
Adobe PDF(9123Kb)  |  Favorite  |  View/Download：392/63  |  Submit date：2021/03/03
Fatigue endurance limit  Ultra-high cycle fatigue  Metallic glasses  Elliptical crack front  Stress intensity factor  
The formation of discontinuous gradient regimes during crack initiation in high strength steels under very high cycle fatigue 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2019, 卷号: 124, 页码: 483-492
Authors:  Sun CQ(孙成奇);  Zhou LL(周玲玲);  Liu JL;  Wang Y(王垚);  Wu XL(武晓雷);  Wei YJ(魏宇杰)
View  |  Adobe PDF(8304Kb)  |  Favorite  |  View/Download：365/140  |  Submit date：2019/09/09
Very high cycle fatigue  Gradient microstructure  Mechanism of crack initiation  Crack growth rate  
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：444/175  |  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：1726/1460  |  Submit date：2019/04/11
bearing steel  crack propagation  rolling contact fatigue  statistical analysis  
Metal ductility evaluation by flattening test: The geometry dependence 期刊论文
INTERNATIONAL JOURNAL OF PRESSURE VESSELS AND PIPING, 2019, 卷号: 170, 页码: 40-48
Authors:  Wang Y;  Yang GX;  Lei XQ(雷现奇);  Li Q;  Rong LJ;  Hu XF;  Wei YJ(魏宇杰)
View  |  Adobe PDF(2257Kb)  |  Favorite  |  View/Download：514/135  |  Submit date：2019/04/11
Flattening test  Plastic deformability  Gerson-Tvergaard-Needleman model  Failure  Finite element analysis  
Cryogenic temperature toughening and strengthening due to gradient phase structure 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2018, 卷号: 712, 页码: 358-364
Authors:  Ma ZW;  Ren Y;  Li RG;  Wang YD;  Zhou LL;  Wu XL(武晓雷);  Wei YJ(魏宇杰);  Gao HJ(高华健)
View  |  Adobe PDF(3142Kb)  |  Favorite  |  View/Download：502/146  |  Submit date：2018/10/30
Cryogenic  Toughening  Strengthening  Gradient  Synchrotron high-energy X-ray diffraction  
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：456/182  |  Submit date：2018/10/30
Bearing steel  Fracture toughness  Gradient structure  Grain refinement  
On the influence of junction structures on the mechanical and thermal properties of carbon honeycombs 期刊论文
CARBON, 2017, 卷号: 119, 页码: 278-286
Authors:  Gu XK;  Pang ZQ;  Wei YJ(魏宇杰);  Yang RG;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
View  |  Adobe PDF(2543Kb)  |  Favorite  |  View/Download：451/146  |  Submit date：2017/07/24
Carbon Honeycomb  Carbon Allotrope  Lightweight  Thermal Conductivity  Mechanical Strength  Ductility  
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：564/132  |  Submit date：2016/03/21