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A framework to simulate the crack initiation and propagation in very-high-cycle fatigue of an additively manufactured AlSi10Mg alloy 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2023, 卷号: 175, 页码: 105293
作者:  Sun JY(孙经雨);  Qian GA(钱桂安);  Li JH(李江华);  Li, Ruiyang;  Jian, Zhimo;  Hong YS(洪友士);  Berto, Filippo
Adobe PDF(6203Kb)  |  收藏  |  浏览/下载：73/3  |  提交时间：2023/06/15
Crystal plasticity  Cohesive zone model  Very-high-cycle fatigue  Microstructure-sensitive fatigue  Short crack growth  
Effects of temperature on tensile and fracture performance of Ti6Al4V alloy fabricated by laser powder bed fusion 期刊论文
THEORETICAL AND APPLIED FRACTURE MECHANICS, 2023, 卷号: 125, 页码: 103931
作者:  Xiao YM(肖应梦);  Qian GA(钱桂安);  Sun JY(孙经雨);  Berto, Filippo;  Correia, JoseAF;  Hong YS(洪友士)
Adobe PDF(18791Kb)  |  收藏  |  浏览/下载：42/0  |  提交时间：2023/09/26
Ti6Al4V alloy  Temperature effect  Fracture property  Tensile strength  Laser powder bed fusion  
再论超高周疲劳裂纹萌生特征区 期刊论文
力学学报, 2022, 卷号: 54, 期号: 08, 页码: 2101-2118
作者:  洪友士
Adobe PDF(2119Kb)  |  收藏  |  浏览/下载：140/47  |  提交时间：2022/11/14
超高周疲劳  裂纹萌生  特征区  高强钢  钛合金  
Microstructure evolution and very-high-cycle fatigue crack initiation behavior of a structural steel with two loading intermittence modes 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2022, 卷号: 161, 页码: 11
作者:  Zhou YD(周亚东);  Sun JY(孙经雨);  Pan XN(潘向南);  Qian GA(钱桂安);  Hong YS(洪友士)
Adobe PDF(17565Kb)  |  收藏  |  浏览/下载：208/21  |  提交时间：2022/07/18
Loading intermittence  Microstructure evolution  Very-high-cycle fatigue  Facet  Slip system  
Nanograin formation in dimple ridges due to local severe-plastic-deformation during ductile fracture 期刊论文
Scripta Materialia, 2021, 卷号: 194, 页码: 113631
作者:  Pan XN(潘向南);  Qian GA(钱桂安);  Hong YS(洪友士)
Adobe PDF(2120Kb)  |  收藏  |  浏览/下载：515/119  |  提交时间：2020/11/23
nanograins  ductile fracture  dimple ridge  severe plastic deformation (SPD)  titanium alloy  
Crack initiation behavior and fatigue performance up to very-high-cycle regime of AlSi10Mg fabricated by selective laser melting with two powder sizes 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2021, 卷号: 143, 页码: 12
作者:  Jian ZM(渐徵墨);  Qian GA(钱桂安);  Paolino, D. S.;  Tridello, A.;  Berto, F.;  Hong YS(洪友士)
Adobe PDF(12679Kb)  |  收藏  |  浏览/下载：351/65  |  提交时间：2021/03/03
Selective laser melting  AlSi10Mg  VHCF  Defects  Crack initiation  
Microstructure refinement and grain size distribution in crack initiation region of very-high-cycle fatigue regime for high-strength alloys 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2020, 卷号: 134, 页码: 12
作者:  Chang YK(常玉坤);  Pan XN(潘向南);  Zheng L;  Hong YS(洪友士)
Adobe PDF(6646Kb)  |  收藏  |  浏览/下载：303/111  |  提交时间：2020/05/18
Very-high-cycle fatigue  Crack initiation  Fine granular area (FGA)  Rough area (RA)  High-strength alloys  
Internal crack characteristics in very-high-cycle fatigue of a gradient structured titanium alloy 期刊论文
Scientific Reports, 2020, 卷号: 10, 页码: 4742
作者:  Pan XN(潘向南);  Qian GA(钱桂安);  Wu SC;  Fu YN;  Hong YS(洪友士)
浏览  |  Adobe PDF(3138Kb)  |  收藏  |  浏览/下载：291/55  |  提交时间：2020/06/02
Comparison of TCD and SED methods in fatigue lifetime assessment 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2019, 卷号: 123, 页码: 105-134
作者:  Hu Z;  Berto F;  Hong YS(洪友士);  Susmel L
浏览  |  Adobe PDF(6308Kb)  |  收藏  |  浏览/下载：258/67  |  提交时间：2019/05/29
Theory of Critical Distances  Strain Energy Density  Modified Wohler Curve  Uniaxial fatigue  Multiaxial fatigue  
Shattered rim and shelling of high-speed railway wheels in the very-high-cycle fatigue regime under rolling contact loading 期刊论文
ENGINEERING FAILURE ANALYSIS, 2019, 卷号: 97, 页码: 556-567
作者:  Cong T;  Han JM;  Hong YS(洪友士);  Domblesky JP;  Liu XL(刘小龙)
浏览  |  Adobe PDF(3595Kb)  |  收藏  |  浏览/下载：294/77  |  提交时间：2019/04/11
High-speed railway wheel  Shattered rim  Shelling  Very-high-cycle fatigue  Rolling contact loading  Crack initiation