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Micromechanism of strength and damage trade-off in second-phase reinforced alloy by strain gradient plasticity theory Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-15 Li Li, Jing Peng, Sisi Tang, Qihong Fang, Yueguang Wei
The strength and damage are mutually exclusive in most alloys. It is still a challenge to understand the role of microstructural features in affecting strength and damage tolerance simultaneously. In this study, we provide a general approach to unveil the micromechanism of strength and damage trade-off in second-phase reinforced alloy. Concretely, a microstructure-based constitutive model incorporating
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A stochastic discrete slip approach to microplasticity: Application to submicron W pillars Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-15 Carlos J. Ruestes, Javier Segurado
A stochastic discrete slip approach is proposed to model plastic deformation in submicron domains. The model is applied to the study of submicron pillar () compression experiments on tungsten (W), a prototypical metal for applications under extreme conditions. Slip events are geometrically resolved in the specimen and considered as eigenstrain fields producing a displacement jump across a slip plane
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Extensive phase transformation in an equiatomic CrCoNi medium entropy alloy under extreme uniaxial tension Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-14 Kun Jiang, Jianguo Li, Tao Suo
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Advancement of microstructural evolution and deformation mechanisms in AA6082 aluminum alloy under elevated-temperature tensile loading Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-11 Oleksandr Lypchanskyi, Karol Janus, Daniel Irmer, Anna Wójcik, Grzegorz Korpała, Ulrich Prahl
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Experimental investigation and numerical modelling of the cyclic plasticity and fatigue behavior of additively manufactured 316 L stainless steel Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-11 M. Subasic, A. Ireland, R. Mansour, P. Enblom, P. Krakhmalev, M. Åsberg, A. Fazi, J. Gårdstam, J. Shipley, P. Waernqvist, B. Forssgren, P. Efsing
This study addresses the critical need for a constitutive model to analyze the cyclic plasticity of additively manufactured 316L stainless steel. The anisotropic behavior at both room temperature and 300 °C is investigated experimentally based on cyclic hysteresis loops performed in different orientations with respect to the build direction. A comprehensive constitutive model is proposed, that integrates
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Fatigue life estimation of nickel-based single crystal superalloy with different inclined film cooling holes: Initial damage quantification and coupling of damage-fracture mechanics models Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-10 Fei Li, Zhixun Wen, Lei Luo, Zhufeng Yue, Ziqi Zang, Meng Li, Zhenwei Li, Yanchao Zhao
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A new failure criterion for predicting meso/micro-scale forming limit of composite metal foils Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-10 Lihuang Zheng, Jeong Whan Yoon
In order to design robust and reliable micro forming processes for composite metal foils, it is crucial to accurately forecast their forming limit under various strain paths. To date, however, there are few criteria that can effectively predict the forming limit of composite metal foils influenced by size effect. To solve this problem, a new uncoupled failure criterion is developed in this study, which
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Surface roughness evolution and heterogeneous plastic deformation of austenitic stainless steel during micro deep drawing: Modeling and experiment Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-06 Hang Zhao, Xiaoguang Ma, Zhihua Wang, Zhengyi Jiang, Cunlong Zhou, Jingwei Zhao
The present work involves the numerical simulation and experimental study on the surface roughness evolution and heterogeneous plastic deformation (strain localization and concomitant surface morphology evolution) in grain scale of micro deep drawn parts of austenitic stainless steel (ASS) 304 foils. A three-dimensional modeling framework was used to simulate the micro deep drawing (MDD) process. The
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Discontinuous coarsening leads to unchanged tensile properties in high-entropy alloys with different recrystallization volume fractions Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-03 Zhongsheng Yang, Xin Liu, Jiajun Zhao, Qionghuan Zeng, Kengfeng Xu, Yue Li, Chuanyun Wang, Lei Wang, Junjie Li, Jincheng Wang, Hyoung Seop Kim, Zhijun Wang, Feng He
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STZ-Clay: A shear-transformation-zone theory based constitutive model for clay Int. J. Plasticity (IF 9.8) Pub Date : 2024-04-03 W.L. Li, N. Guo, Z.X. Yang
The shear-transformation-zone (STZ) theory is a mesoscale-based approach that attributes material macroscopic plastic deformation to the flipping, creation, and annihilation of mesoscopic structures known as STZs. In this study, the potential of the STZ theory in soil constitutive modeling is demonstrated through the development of a model coined STZ-Clay, by extending the conventional STZ theory to
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Exceptional ductility through interface-constrained grain growth for the ultrafine-scale Ni/Ni-W layered composites Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-31 Fei Liang, Zhe-Xuan Wang, Mei-Yue Li, Bin Zhang, Xue-Mei Luo, Xiao-Fei Zhu, Guang-Ping Zhang
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High-temperature “Inverse” Hall-Petch relationship and fracture behavior of TA15 alloy Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-28 Shaolong Li, Shufeng Li, Lei Liu, Huiying Liu, Chuanyun Wang, Philip J. Withers, Yuntian Zhu, Lina Gao, Shaodi Wang, Biao Chen, Wangtu Huo, Jianbo Gao, Xin Zhang, Bo Li
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Enhanced grain boundary cohesion mediated by solute segregation in a dilute Mg alloy with improved crack tolerance and strength Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-24 An Yang, Yu-Jing Liu, Cheng Wang, Yipeng Gao, Peng Chen, Hong Ju, Wei-Jiang Guo, Hong Ning, Kai Guan, Hui-Yuan Wang
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A physically-based mixed hardening model for the prediction of the ductility limits of thin metal sheets using a CPFE approach Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-21 S. Zhou, M. Ben Bettaieb, F. Abed-Meraim
An advanced Crystal Plasticity Finite Element (CPFE) approach is developed to accurately predict the ductility limit strains of thin metal sheets. This method uses polycrystalline unit cells to represent the metal sheets at the macroscopic level. The macroscopic behavior of these unit cells is determined based on that of the constituent single crystals using the periodic homogenization multiscale scheme
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A general micromechanics-based model for precipitate strengthening and fracture toughness in polycrystal high entropy alloys Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-19 Yankai Wang, Fusheng Tan, Yang Chen, Hui Feng, Jia Li, Peter K Liaw, Qihong Fang
High-entropy alloys (HEAs) usually exhibit exceptional mechanical properties attributed to one of important core effects for serious lattice strain to impede dislocation motion compared to the traditional alloys. However, their roles on the quantitative measurement for precipitate strengthening and fracture toughness are lack using the existing physical model. Here, we propose a mechanistic modelling
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Dynamic evolution of the T1 phase and its effect on continuous dynamic recrystallization in Al–Cu–Li alloys Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-17 Kuizhao Wang, Cunsheng Zhang, Zinan Cheng, Haibin Zhao, Zijie Meng, Liang Chen, Guoqun Zhao
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Multi-scale damage mechanism of hierarchically structured high-strength martensitic steels under shock loading Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-16 Zhaoguo Zhang, Sen Chen, Yifei Hong, Xuhai Li, Jian Zhang, Yong Xiao, Guoqiang Luo, Yuying Yu, Jianbo Hu
The multi-scale damage behaviors and underlying mechanisms of hierarchically structured high-strength martensitic steels are investigated via plate-impact recovery experiments, postmortem characterizations. Plate-impact experiments were conducted at compressive peak stresses ranging from approximately 5.5 to 11.0 GPa, and the tensile strain rates are ∼10 s . Significant improvement in the spall strength
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Superior strength-ductility synergy of Mg-Nd-Zn-Zr alloy rod achieved by drawing at elevated temperatures Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-16 Baoxue Zhou, Xiang Wang, Jimiao Jiang, Chun Chen, Xiyuan Zhang, Jialin Niu, Jia Pei, Hua Huang, Deli Wang, Guangyin Yuan
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Atomic-scale observation and characterization of deformation twins in uniaxial tensile-deformed 120Mn13 steel Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-16 Zhimin Ding, Linnan Dong, Neng Fu, Jiaoyang Sun, Yongchang Bao
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Deformation mechanisms in the α phase of the Ti-6Al-2Sn-4Zr-2Mo titanium alloy: In situ experiments and simulations Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-15 S. Hémery, A. Naït-Ali, O. Smerdova, C. Tromas
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Analysis of slip transfer across grain boundaries in Ti via diffraction contrast tomography and high-resolution digital image correlation: When the geometrical criteria are not sufficient Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-15 E. Nieto-Valeiras, A. Orozco-Caballero, M. Sarebanzadeh, J. Sun, J. LLorca
High-resolution digital image correlation was employed to analyze the occurrence of slip transfer across grain boundaries in pure Ti. The microstructure was characterized in 3D through diffraction contrast tomography and electron backscatter diffraction. The prismatic slip activity was captured in the shear strain maps at different strains, and the grain boundaries were classified according to the
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Temperature dependent deformation behavior and texture evolution in AA6082 aluminum alloy: An integrated experimental and crystal plasticity simulation approach Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-14 Oleksandr Lypchanskyi, Chen-Chun Chiu, Faisal Qayyum, Grzegorz Korpała, Sergey Guk, Ching-Kong Chao, Ulrich Prahl
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Deformation behavior, twinning propensity model, and twinnability map for laser powder bed fused austenitic steel homogenized by hot isostatic pressing Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-11 Hongzhuang Zhang, Shujie Cao, Bing Li, Filippo Berto, Guian Qian, Changyou Li
Hot isostatic pressing (HIP) has emerged as a highly effective and extensively adopted technique for eliminating intrinsic flaws, mitigating residual stress, and addressing microstructural anisotropy in laser powder bed fused (L-PBF) metallic materials. However, the deformation behavior, strengthening mechanism, and associated mechanistic models of HIPed l-PBF austenitic steel remain largely unclear
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Exceptional strength-ductility synergy at room and liquid nitrogen temperatures of Al7.5Co20.5Fe24Ni24Cr24 high-entropy alloy with hierarchical precipitate heterogeneous structure Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-11 Chenliang Chu, Weiping Chen, Liran Huang, Hao Wang, Ling Chen, Zhiqiang Fu
The study of alloys exhibiting noteworthy strength-ductility synergy at ambient and cryogenic temperatures has been a persistent area of interest in materials engineering. This interest extends to the recent development of high-entropy alloys (HEAs). The current investigation delves into the impact of diverse thermo-mechanical treatments on the phase and microstructure evolution in a face-centered
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Cross-slip of extended dislocations and secondary deformation twinning in a high-Mn TWIP steel Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-09 Shucheng Shen, Pan Xie, Cuilan Wu, Jing Luo, haifeng Ye, Jianghua Chen
Twinning-induced plasticity (TWIP) steels have become important materials in industry owing to the good combination of strength and ductility and high strain hardening rate. The excellent mechanical properties are highly related to the glide of dislocation and deformation twinning. However, the cross-slip behavior of the extended dislocation and the mechanism of deformation twinning are still controversial
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Crack nucleation and dislocation activities in titanium alloys with the strong transverse texture: Insights for enhancing dwell fatigue resistance Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-07 Runchen Jia, Weidong Zeng, Zibo Zhao, Boning Wang, Hanwen Chen, Jianwei Xu, Qingjiang Wang
Cold dwell sensitivity of near α titanium alloys has posed a significant challenge to the engineering safety within the aerospace industry. However, there exists inconsistency regarding the critical facet formation mechanism between basal and prismatic nucleation. A key revelation in this paper is that the controversy surrounding the facet nucleation plane primarily arises from variations in texture:
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Virtual laboratory enabled constitutive modelling of dual phase steels Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-06 Wencheng Liu, Xinghao Li, Ming Liu, Hao Cui, Jia Huang, Yong Pang, Jun Ma
Accurate and efficient characterization and modelling of deformation responses are critically essential in the development of advanced metal forming processes. This work presents a virtual laboratory enabled constitutive framework for modelling complex deformation responses of dual phase (DP) steels under complex stress states, based on multi-phase full-field crystal plasticity (CP) and advanced phenomenological
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Effect of pore on the deformation behaviors of NiTi shape memory alloys: A crystal-plasticity-based phase field modeling Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-05 Bo Xu, Chao Yu, Chong Wang, Qianhua Kan, Qingyuan Wang, Guozheng Kang
Porous NiTi shape memory alloys (SMA) have been developed into important biomedical and damping materials. However, the effect of pore on the martensitic microstructure evolution, functional properties, and plastic deformation has not been fully clear yet. In this work, to reveal the functional properties including superelasticity (SE), elastocaloric effect (eCE), one-way shape memory effect (OWSME)
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Plastic deformation and strengthening mechanism in CoNiV medium-entropy alloy fiber Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-03 Lin Deng, Ruixuan Li, Jinru Luo, Shilei Li, Xuefeng Xie, Shangshu Wu, Weiran Zhang, Peter K. Liaw, Elena A. Korznikova, Yong Zhang
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Multi-interface migration mechanism induced by carbide precipitation during the quenching-partitioning-tempering process in a high-carbon steel Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-02 Hongqing Zheng, Jiazhi Zhang, Xunwei Zuo, Yonghua Rong, Jianfeng Wan, Nailu Chen
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Quantifying dislocation drag at high strain rates with laser-induced Microprojectile impact Int. J. Plasticity (IF 9.8) Pub Date : 2024-03-01 Qi Tang, Mostafa Hassani
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Deciphering non-elastic deformation in amorphous alloy: Simultaneous aging-induced ordering and rejuvenation-induced disordering Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-27 Q. Hao, G.J. Lyu, E. Pineda, J.M. Pelletier, Y.J. Wang, Y. Yang, J.C. Qiao
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Uncovering origin of grain boundary resistance to irradiation damage in NiCoCr multi-principal element alloys Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-27 Fusheng Tan, Jia Li, Bin Liu, Peter K Liaw, Qihong Fang
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Anisotropic ductile fracture of a stainless steel under biaxial loading: Experiments and predictions Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-27 Madhav Baral, Peter W. Ripley, Yanshan Lou, Yannis P. Korkolis
The anisotropic ductile fracture behavior of a stainless steel is investigated using a combination of experiments and analysis. The material is SS-304L, an austenitic, low-carbon stainless steel, received in the form of tubes of 2.38 mm dia. and 0.15 mm thickness. The tubes are inflated under volume control in a custom apparatus. At the same time, the axial force on the tubes is kept proportional to
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Creep deformation in metallic glasses: A global approach with strain as an indicator within transition state theory Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-23 L.T. Zhang, Y.J. Wang, M. Nabahat, E. Pineda, Y. Yang, J.M. Pelletier, D. Crespo, J.C. Qiao
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Modeling and simulation of dynamic compression of Bulk Metallic Glasses at room and elevated temperatures using split Hopkinson pressure bar setup Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-17 Arun Kamble, Parag Tandaiya
This paper presents a modeling and simulation study of dynamic compression behavior of Bulk Metallic Glasses (BMGs) at room and elevated temperatures using the split Hopkinson pressure bar (SHPB) setup. The primary objective of this study is to develop and validate a constitutive model and simulation methodology capable of predicting the high strain rate response of BMGs at different temperatures.
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A physics-based plasticity study of the mechanism of inhomogeneous strain evolution in dual phase 600 steel Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-16 Mohammad Hasan Joudivand Sarand, I. Burc Misirlioglu
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Gurson-Cohesive modeling (GCM) for 3D ductile fracture simulation Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-16 Jihyuk Park, Soondo Kweon, Kyoungsoo Park
A (GCM) is proposed to investigate 3D ductile fracture accounting for the void growth, coalescence, and complete failure phenomena. The proposed model idealizes the ductile fracture process as continuum damage evolution, cohesive crack initiation, nonlinear softening along the crack surface, and complete failure. The Gurson model is employed to describe continuum damage with void growth, while the
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A forming limit framework accounting for various failure mechanisms: Localization, ductile and cleavage fracture Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-15 Fuhui Shen, Yannik Sparrer, Jing Rao, Markus Könemann, Sebastian Münstermann, Junhe Lian
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Coupling effect of loading mode and temperature on the deformation behaviors of TWIP β Ti alloy: From superior tensile strength-ductility synergy to low Charpy impact toughness Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-15 Q. Wang, B. Sang, J.Q. Ren, C. Xin, Y.H. Zhang, Q. Gao, W.F. Liu, Z.L. Ning, J.T. Yu, X.F. Lu
The Ti-8.5Cr-1.5Sn β Ti alloy with twinning induced plasticity (TWIP) effect was selected for the quasi-static tensile and Charpy impact tests at 298 K and 77 K to determine whether the strengthening and toughening strategy by TWIP effect can be extended to the cryogenic temperature. As the impact deformation temperature decreased from 298 K to 77 K, the Charpy impact toughness decreased obviously
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Short-range ordering mechanics in FCC materials Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-13 Daegun You, Orcun Koray Celebi, Gorkem Gengor, Ahmed Sameer Khan Mohammed, Wael Abuzaid, Huseyin Sehitoglu
Short-range order (SRO) has a crucial impact on the mechanical strength of metallic alloys. Recent atomistic investigations defined an average SRO and attempted to correlate it with the yield strength. We propose that the local change in SRO upon slip advance must dictate the strengthening, and we elaborate the methodology to establish the “SRO change” on a slip plane considering the Wigner-Seitz cell
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Hydride-enhanced strain localization in zirconium alloy: A study by crystal plasticity finite element method Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-11 X.D. Zan, X. Guo, G.J. Weng
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Relating stress/strain heterogeneity to lath martensite strength by experiments and dislocation density-based crystal plasticity Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-10 Tim Fischer, Tao Zhou, Carl F.O. Dahlberg, Peter Hedström
To enhance the fundamental understanding for micromechanical lath martensite deformation, the microstructure as well as macro- and microscopic tensile properties of as-quenched 15–5 PH stainless steel are systematically analysed depending on the austenitisation temperature. Based on electron backscatter diffraction (EBSD) and backscattered electron (BSE) analysis, it is noted that the martensite morphology
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Modeling of creep in nickel-based superalloy based on microtwinning mechanism Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-10 Jingyu Zhang, Ying Liu, Yangyang Cheng, Hao Wang, Aixue Sha, Huiling Duan
Microtwinning is the dominant creep deformation mechanism of nickel-based superalloy in certain temperature and stress conditions. This study proposes a novel temperature-dependent creep constitutive model based on microtwinning mechanism, which includes the glide of 1/6<112> partial dislocations and atomic diffusion in precipitates. Both microtwinning and anti-phase boundary shearing mechanisms are
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Deformation-induced structural multiplicity of tilt boundaries facilitating the formation of two-dimensional interfacial superstructures Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-09 Xiande Ma, Hongbo Xie, Shanshan Li, Weitao Jia, Yuping Ren, Gaowu Qin
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Tailoring the adiabatic shear susceptibility of pure tungsten via texture evolution Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-04 Xiukai Kan, Jianguo Li, Jingui Zhong, Tao Suo
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New deformation mechanism and strength-ductility synergy in pure titanium with high density twin Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-04 Shuaizhuo Wang, Zhaohua Hu, Zhaowen Huang, Bo Gao, Xuefei Chen, Jiajun Hu, Yuntian Zhu, Yusheng Li, Hao Zhou
The simultaneous optimization of strength and ductility in high-performance metallic materials has long been a challenge for researchers, characterized by an inherent trade-off between the two properties. Despite a vast body of research aimed at overcoming this challenge, achieving a desirable balance between strength and ductility remains elusive. Here, we present a novel approach that involves the
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Shock compression of porous copper containing helium: Molecular dynamics simulations and theoretical model Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-03 Bao Wu, XinXin Wang, HaoNan Sui, Qiang Bao, AnMin He, HaiQuan Sun, Qiang Wu, Pei Wang
Shock compression of porous copper containing helium is studied via non-equilibrium molecular dynamic simulations. The results show that the shock propagation exhibits an elastic-plastic double-shockwave structure at low shock velocity. The shock Hugoniot elastic limit increases with higher gas concentration, and decreases with larger porosity, while almost independent of the shock velocity. The back-and-forth
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Quantifying contribution of hierarchically correlated shear microdomains underlying creep in metallic glass Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-02 F. Zhu, G.H. Xing, Yun-Jiang Wang, E. Pineda, J.C. Qiao
Investigation of the strain evolution of a CuZrAl metallic glass (MG) was conducted through creep deformation encompassing various temperature and stress conditions. The fundamental framework of atomic motion was established through hierarchically dynamic correlation. By discerning a transition in strain rate from three to two regions under cyclic loading conditions, we effectively identified the two
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Investigation of failure mechanisms in dual-phase steels through cohesive zone modeling and crystal plasticity frameworks Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-02 Ilbilge Umay Aydiner, Berkehan Tatli, Tuncay Yalçinkaya
Dual-phase (DP) steels are characterized by their good formability and interesting material properties, which primarily originate from their unique composition, combining the ductile ferrite phase with the hard martensite phase. At the microscale, DP steels exhibit various fracture mechanisms that need to be investigated through proper plasticity and failure models. These mechanisms include interface
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Plasticity induced anelasticity: The atomistic origin Int. J. Plasticity (IF 9.8) Pub Date : 2024-02-02 Sanjay Manda, Saurabh Kumar, Namit N. Pai, Lokesh Soni, Ujjal Tewary, Pratyank Rastogi, Syed Asif, Ajay S. Panwar, Indradev Samajdar
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Assessment of hydrogen embrittlement behavior in Al-Zn-Mg alloy through multi-modal 3D image-based simulation Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-30 Hiro Fujihara, Hiroyuki Toda, Ken-ichi Ebihara, Masakazu Kobayashi, Tsuyoshi Mayama, Kyosuke Hirayama, Kazuyuki Shimizu, Akihisa Takeuchi, Masayuki Uesugi
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Characterization and unified modelling of creep and viscoplasticity deformation of titanium alloy at elevated temperature Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-25 Yong Li, Haosheng Chen, Lihua Du, Feng Yang, Ying Zhang, Dongsheng Li
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Optimization of crystal plasticity parameters with proxy materials data for alloy single crystals Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-28 Shahram Dindarlou, Gustavo M. Castelluccio
Multiscale modeling approaches have demonstrated ample value in understanding, predicting, and engineering materials response. While increasing computational power has aided in modeling atomic behavior from first principles, modeling mesoscale mechanisms such as intergranular failure or crack initiation still rely strongly on correlative models. Crystal Plasticity models have been extensively used
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The influence of precipitation on plastic deformation in a high Mg-containing AlMgZn-based crossover alloy: Slip localization and strain hardening Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-26 Xiuzhen Zhang, Chao Yang, Lei Meng, Zhenghao Chen, Wu Gong, Binhan Sun, Shiteng Zhao, Deliang Zhang, Yue Li, Dengshan Zhou
The distribution and partitioning of solute atoms in age-hardenable aluminum (Al) alloys markedly impact strength, ductility and failure of alloy materials, thus rendering the understanding of dislocation-obstacle (solute-rich features) interactions crucial in the development of a new class of heat-treatable Al alloys. Here, we investigate the slip mechanisms, strain localization and strain hardening
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Multi-scale defects activation in Gd18.33Tb18.33Dy18.34Co17.5Al27.5 high-entropy metallic glasses revealed by nanoindentation Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-27 W. Li, X.F. Zuo, R. Liu, C.M. Pang, F. Jin, W.W. Zhu, C.C. Yuan
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Atomic irradiation defects induced hardening model in irradiated tungsten based on molecular dynamics and CPFEM Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-26 Pan-dong Lin, Jun-feng Nie, Yu-peng Lu, Chang-xin Shi, Shu-gang Cui, Wen-dong Cui, Lei He
Tungsten plays a significant role in the nuclear industry, in which defects are generated upon exposure to irradiation. Irradiation-induced defects, such as dislocation loops and helium bubbles, are key factors in performance degradation, leading to irradiation hardening and embrittlement. The inner interaction between the dislocations and irradiation-induced defects directly determines the safety
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Tensile properties and microstructural evolution of 17–4 PH stainless steel fabricated by laser hybrid additive manufacturing technology Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-21 Nan Li, Qiang Wang, Michael Bermingham, Wenjuan Niu, Peng Han, Nan Guo, Shenao Li
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Lithium concentration and atomic chain bridging induced strength–ductility synergy in amorphous lithiated sulfur cathodes Int. J. Plasticity (IF 9.8) Pub Date : 2024-01-24 Yuan Gao, Siyi Huang, Xiaoyan Li, Yuli Chen, Bin Ding