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魏宇杰 [27]
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Plastic anisotropy and twin distributions near the fatigue crack tip of textured Mg alloys from in situ synchrotron X-ray diffraction measurements and multiscale mechanics modeling
期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2022, 卷号: 165, 页码: 26
Authors:
Xie, Di
;
Zhang, Wei
;
Lyu, Zongyang
;
Liaw, Peter K.
;
Tran, Huy
;
Chew, Huck Beng
;
Wei YJ(魏宇杰)
;
Ren, Yang
;
Gao, Yanfei
Adobe PDF(31162Kb)
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View/Download:181/25
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Submit date:2022/07/18
In situ synchrotron X-ray diffraction (S-XRD)
Mg alloy
Fatigue crack
Cohesive interface model
Crystal plasticity finite element method
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)
Adobe PDF(6117Kb)
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Submit date:2022/01/13
laser additive manufacturing
metastable cellular structures
316L stainless steel
coherent precipitates
stacking fault energy
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)
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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)
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Submit date:2019/04/11
Gradient material
Residual stress
Fatigue crack
Cyclic J-integral
Crack- growth rate
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)
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Submit date:2019/05/29
Volume expansion
shrinkage
infinitesimal dislocation
stress
lithiation
delithiation
nitriding
Supersonic Screw Dislocations Gliding at the Shear Wave Speed
期刊论文
PHYSICAL REVIEW LETTERS, 2019, 卷号: 122, 期号: 4, 页码: 045501
Authors:
Peng SY(彭神佑)
;
Wei YJ(魏宇杰)
;
Jin ZH
;
Yang W(杨卫)
Adobe PDF(1547Kb)
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Submit date:2019/02/19
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)
Adobe PDF(3142Kb)
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Submit date:2018/10/30
Cryogenic
Toughening
Strengthening
Gradient
Synchrotron high-energy X-ray diffraction
The stress-velocity relationship of twinning partial dislocations and the phonon-based physical interpretation
期刊论文
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2017, 卷号: 60, 期号: 11
Authors:
Wei YJ(魏宇杰)
;
Peng SY(彭神佑)
;
Wei, YJ (reprint author), Chinese Acad Sci, Inst Mechan, State Key Lab Nonlinear Mech LNM, Beijing 100190, Peoples R China.
;
Wei, YJ (reprint author), Univ Chinese Acad Sci, Sch Engn Sci, Beijing 100049, Peoples R China.
Adobe PDF(6735Kb)
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Submit date:2017/12/18
Dislocation Mobility
Transverse And Longitudinal Phonons
Subsonic And Supersonic Velocity
Stress-velocity Relationship
Molecular Dynamics
Optimal stress and deformation partition in gradient materials for better strength and tensile ductility: A numerical investigation
期刊论文
SCIENTIFIC REPORTS, 2017, 卷号: 7
Authors:
Wang, Yao
;
Yang, Guangxue
;
Wang, Wenjing
;
Wang, Xi
;
Li, Qiang
;
Wei YJ(魏宇杰)
;
Li, Q (reprint author), Beijing Jiaotong Univ, Minist Educ, Key Lab Vehicle Adv Mfg Measuring & Control Techn, Beijing 100044, Peoples R China.
;
Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech LNM, Beijing 100190, Peoples R China.
Adobe PDF(3669Kb)
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Submit date:2017/11/29
The Gaussian distribution of lattice size and atomic level heterogeneity in high entropy alloys
期刊论文
Extreme Mechanics Letters, 2017, 卷号: 11, 页码: 84-88
Authors:
Liu SY(刘尚宇)
;
Wei YJ(魏宇杰)
Adobe PDF(1167Kb)
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Submit date:2018/01/04