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A novel approach to compute the spatial gradients of enriching functions in the X-FEM with a hybrid representation of cracks 期刊论文
COMPUTER METHODS IN APPLIED MECHANICS AND ENGINEERING, 2023, 卷号: 417, 页码: 21
作者:  Liu CQ(刘传奇);  Wei YJ(魏宇杰)
Adobe PDF(1455Kb)  |  收藏  |  浏览/下载:63/2  |  提交时间:2023/10/30
X-FEM  Level sets  Hybrid representation  WENO  
A semi-analytical solution to the stress intensity factors of branched cracks 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2023, 卷号: 179, 页码: 105351
作者:  Liu ZE(刘卓尔);  Wei YJ(魏宇杰)
Adobe PDF(1641Kb)  |  收藏  |  浏览/下载:38/0  |  提交时间:2023/09/05
The Operation Dependence of C - N Fatigue for Lithium-Ion Batteries 期刊论文
ADVANCED ENERGY MATERIALS, 2023
作者:  Chen CG(陈春光);  Zou, Qingrong;  Wen JC(温济慈);  Liu J(刘锦);  Notten, PeterHL;  Wei YJ(魏宇杰)
Adobe PDF(1442Kb)  |  收藏  |  浏览/下载:68/1  |  提交时间:2023/06/15
C  N fatigue  cycle-life distribution  probabilistic fatigue  temperature effect  
On enrichment strategies and methods to extract stress intensity factors using extended finite element method for bimaterials 期刊论文
ENGINEERING FRACTURE MECHANICS, 2023, 卷号: 281, 页码: 109060
作者:  Ru M(茹敏);  Liu CQ(刘传奇);  Wei YJ(魏宇杰)
Adobe PDF(1914Kb)  |  收藏  |  浏览/下载:63/0  |  提交时间:2023/04/20
X FEM  Bimaterial  Enriching scheme  Stress intensity factor  
Stacking fault induced hardening and grain size effect in nanocrystalline CoNiCrFeMn high-entropy alloy 期刊论文
EXTREME MECHANICS LETTERS, 2022, 卷号: 56, 页码: 6
作者:  Liu RG(刘人广);  Tang J(唐婧);  Jiang,Jiaxi;  Li,Xiaoyan;  Wei YJ(魏宇杰)
Adobe PDF(2895Kb)  |  收藏  |  浏览/下载:196/34  |  提交时间:2022/11/08
High entropy alloys  Stacking fault energy  Strengthening  Dislocations  Hall-Petch  
An Equal-Biaxial Test Device for Large Deformation in Cruciform Specimens 期刊论文
EXPERIMENTAL MECHANICS, 2022, 卷号: 62, 页码: 677-683
作者:  Ru M(茹敏);  Lei XQ(雷现奇);  Liu XM(刘小明);  Wei YJ(魏宇杰)
Adobe PDF(3486Kb)  |  收藏  |  浏览/下载:237/42  |  提交时间:2022/02/17
Biaxial tension  Soft matter  Cruciform specimen  Digital image correlation  Rope and pulley  
Large Single-Crystal Cu Foils with High-Index Facets by Strain-Engineered Anomalous Grain Growth 期刊论文
ADVANCED MATERIALS, 2020, 页码: 7
作者:  Li YLZ;  Sun LZ;  Chang ZH(常正华);  Liu HY;  Wang YC;  Liang Y;  Chen BH;  Ding QJ;  Zhao ZY;  Wang RY;  Wei YJ(魏宇杰);  Peng HL;  Lin L;  Liu ZF
Adobe PDF(1898Kb)  |  收藏  |  浏览/下载:472/296  |  提交时间:2020/08/26
anomalous grain growth  Cu foils  high-index facets  single-crystals  strain-engineering  
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
作者:  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
浏览  |  Adobe PDF(774Kb)  |  收藏  |  浏览/下载:441/151  |  提交时间:2020/03/11
Lithium ion batteries  Silicon film  Multi-beam optical sensor (MOS)  in situ stress measurement  Colorimetric method  
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
作者:  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)
浏览  |  Adobe PDF(8304Kb)  |  收藏  |  浏览/下载:328/135  |  提交时间:2019/09/09
Very high cycle fatigue  Gradient microstructure  Mechanism of crack initiation  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
作者:  Guo RB;  Yang GX;  Li ZY(李正阳);  Liu ZM;  Wei YJ(魏宇杰)
浏览  |  Adobe PDF(1973Kb)  |  收藏  |  浏览/下载:1655/1423  |  提交时间:2019/04/11
bearing steel  crack propagation  rolling contact fatigue  statistical analysis