Search Results - "Zhou, Caizhi"

Investigations on shear band formation in metallic nanolayered composites by Dong, Shujing, Zhou, Caizhi, Chen, Tianju

“…While metallic nanolayered composites exhibit ultrahigh strength, they can fail due to shear bands propagation. Shear bands are affected by many factors, such…”
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Dislocation dynamics simulations of plasticity in polycrystalline thin films by Zhou, Caizhi, LeSar, Richard

“…► The deformation of polycrystalline thin films was studied by 3D dislocation dynamics. ► The yield stress follows a power law of the grain size with an…”
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Crystal plasticity modeling of fretting fatigue behavior of an aluminum alloy by Wang, Jian, Chen, Tianju, Zhou, Caizhi

“…Aluminum alloy (AA)7075 is widely used to fabricate parts and components on aircrafts, which are subjected to contact loading that may induce fretting fatigue…”
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Predicting the size scaling in strength of nanolayered materials by a discrete slip crystal plasticity model by Chen, Tianju, Yuan, Rui, Beyerlein, Irene J., Zhou, Caizhi

“…The main attraction of metallic nanolayered composites (MNCs) lies not only with their five-to ten-fold increases in strength over that of their constituents,…”
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Atomistic analysis of plastic deformation and shear band formation in FCC/FCC metallic nanolayered composites by Dong, Shujing, Liu, Xiang-Yang, Chen, Youxing, Zhou, Caizhi

“…Atomistic simulations were used to explore the plastic deformation and shear band (SB) formation in Cu/Au, Cu/Ag, Cu/Al and Cu/Ni metallic nanolayered…”
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Discrete dislocation dynamics simulations of plasticity at small scales by Zhou, Caizhi, Biner, S. Bulent, LeSar, Richard

“…Discrete dislocation dynamics simulations in three dimensions have been used to examine the role of dislocation multiplication and mobility on the plasticity…”
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Plastic deformation mechanisms of fcc single crystals at small scales by Zhou, Caizhi, Beyerlein, Irene J., LeSar, Richard

“…Three-dimensional (3-D) dislocation dynamics simulations were employed to examine the fundamental mechanisms of plasticity in small-scale face-centered cubic…”
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Atomistic modeling of plastic deformation in B2-FeAl/Al nanolayered composites by Dong, Shujing, Liu, Xiang-Yang, Zhou, Caizhi

“…In this work, the deformation response of the B2-FeAl/Al intermetallic composites, as a model material system for nanolayered composites comprised of…”
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Annealing behavior in a high-pressure torsion-processed Fe–9Cr steel by Duan, Jiaqi, Wen, Haiming, Zhou, Caizhi, He, Xiaoqing, Islamgaliev, Rinat, Valiev, Ruslan

“…A Fe–9Cr steel containing second-phase particles was processed by ten rotations of high-pressure torsion (HPT) to produce a microstructure consisting of…”
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Evolution of grain refinement mechanism in Cu-4wt.%Ti alloy during surface mechanical attrition treatment by Wei, Huan, Cui, Yanchao, Cui, Huiqi, Zhou, Caizhi, Hou, Lifeng, Wei, Ying hui

“…This work reveals the grain refinement process of low-stacking fault energy Cu-4wt.%Ti alloy during surface mechanical attrition treatment (SMAT). Without…”
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Ab Initio Simulation of Structure and Properties in Ni-Based Superalloys: Haynes282 and Inconel740 by Ching, Wai-Yim, San, Saro, Zhou, Caizhi, Sakidja, Ridwan

“…The electronic structure, interatomic bonding, and mechanical properties of two supercell models of Ni-based superalloys are calculated using ab initio density…”
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Characterizing interface dislocations by atomically informed Frank-Bilby theory by Wang, Jian, Zhang, Ruifeng, Zhou, Caizhi, Beyerlein, Irene J., Misra, Amit

“…Semicoherent interfaces containing discrete dislocations are more energetically favorable than those containing continuous distributions because of lower…”
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Kinematic Chain Equivalent Method for Tube Model and Elastodynamic Optimization for Parallel Mechanism Based on Matrix Structural Analysis by Zhou, Caizhi, Han, Youcheng, Guo, Weizhong

“…The platforms of parallel mechanisms usually suffer vibration loads. In these cases, structure elastodynamic analysis and elastodynamic optimization of…”
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Dislocation dynamics simulations of the Bauschinger effect in metallic thin films by Zhou, Caizhi, LeSar, Richard

“…► Current DD model has been improved by considering dislocation transmission at grain boundaries. ► Grain boundaries and passivated layers have different roles…”
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Repeated loading model for elastic–plastic contact of geomaterial by Wang, Jian, Li, Qimin, Yang, Changwei, Zhou, Caizhi

“…A new nonlinear hysteretic model with considering the loading, unloading, and reloading processes is developed based on Drucker–Prager yield criterion and…”
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Dynamic Phases, Pinning and Pattern Formation for Driven Dislocation Assemblies by Zhou, Caizhi, Reichhardt, Charles, Olson Reichhardt, Cynthia J., Beyerlein, Irene J.

“…We examine driven dislocation assemblies and show that they can exhibit a set of dynamical phases remarkably similar to those of driven systems with quenched…”
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Dynamic response and damage character of road embankment under strong earthquake by Wang, Jian, Li, Qimin, Yang, Changwei, Zhou, Caizhi

“…Dynamic response of road embankment under strong earthquake was explored by site investigation, shaking table tests, and discrete element method simulations,…”
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Effect of root flaws on the fatigue property of friction stir welds in 2024-T3 aluminum alloys by Zhou, Caizhi, Yang, Xinqi, Luan, Guohong

“…The fatigue experiment of friction stir (FS) welds in 2024-T3 aluminum alloys were performed to investigate the influence of root flaws on the fatigue strength…”
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A Simple Model for Elastic-Plastic Contact of Granular Geomaterials by Huang, Yidan, Yang, Changwei, Li, Qimin, Wang, Jian, Zhou, Caizhi

“…We propose a simple elastic-plastic contact model by considering the interaction of two spheres in the normal direction, for use in discrete element method…”
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Fatigue properties of friction stir welds in Al 5083 alloy by Zhou, Caizhi, Yang, Xinqi, Luan, Guohong

“…The alloy 5083 was welded by friction stir welding and inert-gas metal-arc welding (MIG-pulse). The fatigue life of friction stir welds is 9–12 times longer…”
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