Chemical short range order strengthening in a model FCC high entropy alloy
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TLDR
In this article, the role of short-range order on the critical yield stress is quantified and compared with current solid solution models, where an energy topology approach is used to assess the local strengthening behavior in random solid solutions and annealed systems.About:
This article is published in Acta Materialia.The article was published on 2020-05-15 and is currently open access. It has received 129 citations till now. The article focuses on the topics: Critical resolved shear stress & Solid solution strengthening.read more
Citations
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Fast parallel algorithms for short-range molecular dynamics
TL;DR: Comparing the results to the fastest reported vectorized Cray Y-MP and C90 algorithm shows that the current generation of parallel machines is competitive with conventional vector supercomputers even for small problems.
Journal ArticleDOI
Short-range ordering and its effects on mechanical properties of high-entropy alloys
Yuan Wu,Fei Zhang,Xiaoyuan Yuan,Hailong Huang,Xiaocan Wen,Y.D. Wang,Mengyuan Zhang,Hong-Hui Wu,Xiongjun Liu,Hui Wang,Suihe Jiang,Zhaoping Lu +11 more
TL;DR: In this paper, the formation and characterization of short-range orderings (SROs) as well as their effects on the deformation behavior of high-entropy alloys (HEAs) are summarized.
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Effects of lattice distortion and chemical short-range order on the mechanisms of deformation in medium entropy alloy CoCrNi
TL;DR: In this paper, the role of lattice distortion and chemical short-range order (CSRO) in the nucleation and evolution of dislocations and nanotwins with straining in single crystal and nanocrystalline CoCrNi, a medium entropy alloy, was investigated.
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Unusual activated processes controlling dislocation motion in body-centered-cubic high-entropy alloys
TL;DR: Atomic simulations of dislocation mobility reveal that body-centered cubic high-entropy alloys (HEAs) are distinctly different from traditional BCC metals, and their sluggish mobility explains the elevated strength and strain hardening in BCC HEAs.
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Atomistic simulations of dislocation mobility in refractory high-entropy alloys and the effect of chemical short-range order.
Sheng Yin,Sheng Yin,Yunxing Zuo,Anas Abu-Odeh,Hui Zheng,Xiang-Guo Li,Jun Ding,Shyue Ping Ong,Mark Asta,Mark Asta,Robert O. Ritchie,Robert O. Ritchie +11 more
TL;DR: In this paper, the authors investigate the mechanisms underlying the mobilities of screw and edge dislocations in the body-centered cubic MoNbTaW RHEA over a wide temperature range using extensive molecular dynamics simulations based on a highly-accurate machine-learning interatomic potential.
References
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Journal ArticleDOI
Fast parallel algorithms for short-range molecular dynamics
TL;DR: In this article, three parallel algorithms for classical molecular dynamics are presented, which can be implemented on any distributed-memory parallel machine which allows for message-passing of data between independently executing processors.
Fast parallel algorithms for short-range molecular dynamics
TL;DR: Comparing the results to the fastest reported vectorized Cray Y-MP and C90 algorithm shows that the current generation of parallel machines is competitive with conventional vector supercomputers even for small problems.
Book
Theory of Dislocations
John Price Hirth,Jens Lothe +1 more
TL;DR: Dislocations in Isotropic Continua: Effects of Crystal Structure on Dislocations and Dislocation-Point-Defect Interactions at Finite temperatures.
Book
Understanding Molecular Simulation: From Algorithms to Applications
Daan Frenkel,Berend Smit +1 more
TL;DR: In this paper, the physics behind molecular simulation for materials science is explained, and the implementation of simulation methods is illustrated in pseudocodes and their practical use in the case studies used in the text.
Journal ArticleDOI
Microstructural development in equiatomic multicomponent alloys
Brian Cantor,Brian Cantor,I.T.H. Chang,I.T.H. Chang,P. Knight,P. Knight,A.J.B. Vincent,A.J.B. Vincent +7 more
TL;DR: In this paper, it was shown that the confusion principle does not apply, and other factors are more important in promoting glass formation of late transition metal rich multicomponent alloys.