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| An analytical solution to the stress fields of kinked cracks 期刊论文 JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2021, 卷号: 156, 页码: 18 Authors: Liu ZE(刘卓尔); Wei YJ(魏宇杰) Adobe PDF(3434Kb)  |  Favorite  |  View/Download:304/82  |  Submit date:2021/11/01 Kinked cracks Stress fields Stress intensity factors Crack deflection Fracture mechanics |
| Characteristic and mechanism of crack initiation and early growth of an additively manufactured Ti-6Al-4V in very high cycle fatigue regime 期刊论文 INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES, 2021, 卷号: 205, 页码: 8 Authors: Sun CQ(孙成奇); Chi, Weiqian; Wang, Wenjing; Duan, Yan Adobe PDF(4522Kb)  |  Favorite  |  View/Download:362/75  |  Submit date:2021/09/07 Very high cycle fatigue Additively manufactured Ti-6Al-4V Selective laser melting Crack initiation mechanism Grain refinement |
| A segmented load spectrum model for high-speed trains and its inflection stress as an indicator for line quality 期刊论文 INTERNATIONAL JOURNAL OF FATIGUE, 2021, 卷号: 148, 页码: 12 Authors: Yuan, Zheng; Chen XJ(陈贤佳); Ma, Lijun; Li, Qiang; Sun, Shouguang; Wei YJ(魏宇杰) Adobe PDF(4436Kb)  |  Favorite  |  View/Download:381/103  |  Submit date:2021/06/15 Load spectrum Segmented Weibull distribution Bogie frame High-speed train Inflection stress |
| Gradient design of bio-inspired nacre-like composites for improved impact resistance 期刊论文 COMPOSITES PART B-ENGINEERING, 2021, 卷号: 215, 页码: 11 Authors: Wei ZQ(魏志全); Xu XH(许向红) Adobe PDF(11396Kb)  |  Favorite  |  View/Download:419/104  |  Submit date:2021/06/07 Nacre-like structure Gradient design Impact resistance |
| Mechanism of crack initiation and early growth of high strength steels in very high cycle fatigue regime 期刊论文 MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2020, 卷号: 771, 页码: 9 Authors: Song QY(宋清源); Sun CQ(孙成奇) Adobe PDF(3170Kb)  |  Favorite  |  View/Download:463/88  |  Submit date:2020/03/11 very high cycle fatigue High strength steels Crack initiation mechanism crack growth rate Grain refinement |
| 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) View  |  Adobe PDF(2027Kb)  |  Favorite  |  View/Download:491/135  |  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) View  |  Adobe PDF(8304Kb)  |  Favorite  |  View/Download:352/136  |  Submit date:2019/09/09 Very high cycle fatigue Gradient microstructure Mechanism of crack initiation Crack growth rate |
| Characteristic of interior crack initiation and early growth for high cycle and very high cycle fatigue of a martensitic stainless steel 期刊论文 MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2019, 卷号: 758, 页码: 112-120 Authors: 孙成奇i; Song QY(宋庆元); Zhou LL(周玲玲); Pan XN(潘向南) View  |  Adobe PDF(5866Kb)  |  Favorite  |  View/Download:360/101  |  Submit date:2019/09/09 Very high cycle fatigue Crack initiation Crack growth rate Grain refinement Multi-site crack initiation |