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| 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：367/59 | Submit date：2021/03/03
Fatigue endurance limit Ultra-high cycle fatigue Metallic glasses Elliptical crack front Stress intensity factor |
| An in situ system for simultaneous stress measurement and optical observation of silicon thin film electrodes 期刊论文
JOURNAL OF POWER SOURCES, 2019, 卷号: 444, 页码: 5
Authors: Chen J; Yang L; Han Y; Bao YH; Zhang KL; Li X; Pang J; Chen HS; Song WL; Wei YJ(魏宇杰); Fang DN
 View | Adobe PDF(774Kb) | Favorite | View/Download：456/155 | Submit date：2020/03/11
Lithium ion batteries Silicon film Multi-beam optical sensor (MOS) in situ stress measurement Colorimetric method |
| The effective fracture strength and fracture toughness of solids with energy dissipation confined to localized strips 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2019, 卷号: 120, 页码: 47-63
Authors: Zeng XG; Wei YJ(魏宇杰)
 Adobe PDF(2027Kb) | Favorite | View/Download：484/131 | Submit date：2019/09/09
Effective toughness Fracture strength Strain softening Shear banding Strip-yield model |
| 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)
Adobe PDF(8304Kb) | Favorite | View/Download：343/136 | 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)
Adobe PDF(2613Kb) | Favorite | View/Download：412/161 | 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)
Adobe PDF(1973Kb) | Favorite | View/Download：1690/1442 | Submit date：2019/04/11
bearing steel crack propagation rolling contact fatigue statistical analysis |
| A dislocation-based solution for stress introduced by arbitrary volume expansion in cylinders 期刊论文
MATHEMATICS AND MECHANICS OF SOLIDS, 2019, 卷号: 24, 期号: 3, 页码: 598-615
Authors: Wen JC(温济慈); Wei YJ(魏宇杰)
Adobe PDF(1461Kb) | Favorite | View/Download：401/154 | Submit date：2019/05/29
Volume expansion shrinkage infinitesimal dislocation stress lithiation delithiation nitriding |
| 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)
Adobe PDF(2257Kb) | Favorite | View/Download：470/127 | Submit date：2019/04/11
Flattening test Plastic deformability Gerson-Tvergaard-Needleman model Failure Finite element analysis |
| 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：426/171 | Submit date：2018/10/30
Bearing steel Fracture toughness Gradient structure Grain refinement |
| 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.
View | Adobe PDF(1944Kb) | Favorite | View/Download：396/169 | Submit date：2017/08/15 |
