Structure and Stability of High Entropy CrMnFeCoNiCu Alloy

IF 0.4 4区 物理与天体物理 Q4 PHYSICS, MULTIDISCIPLINARY
Yu. A. Abzaev, V. I. Kolesnikov, M. S. Syrtanov, A. D. Svyazhin, L. V. Guda
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引用次数: 0

Abstract

In this work, the structure of a CrMnFeCoNiCu high-entropy alloy (HEA) film deposited by magnetron evaporation on a steel substrate is studied. It is established that the phase content of the CrMnFeCoNiCu HEAs is determined by a superposition of contributions from equiatomic simple cubic lattices of the CrMnFeCoNiCu composition (Struct-26 and Struct-278) with space group P1. It is found that the contributions of the diffraction patterns from the reference lattices to the integral intensity are 0.66 and 0.29, respectively. For simple cubic lattices Struct-26 and Struct-278, the full structural information (the lattice parameters, coordinates of atoms, spatial groups, and occupancies) is derived. It is established that the CrMnFeCoNiCu HEA is a stable compound, which is confirmed by calculations of the mixing energy for the convex Hull model.

高熵铬锰铁钴镍铜合金的结构与稳定性
本文研究了通过磁控蒸发法在钢基底上沉积的铬锰铁钴镍铜高熵合金 (HEA) 薄膜的结构。研究发现,铬锰铁钴镍铜高熵合金的相含量是由空间群为 P1 的铬锰铁钴镍铜等原子简单立方晶格(Struct-26 和 Struct-278)的贡献叠加决定的。结果发现,来自参考晶格的衍射图样对积分强度的贡献分别为 0.66 和 0.29。对于简单的立方晶格 Struct-26 和 Struct-278,得出了完整的结构信息(晶格参数、原子坐标、空间群和占位)。通过计算凸赫尔模型的混合能,确定了 CrMnFeCoNiCu HEA 是一种稳定的化合物。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Russian Physics Journal
Russian Physics Journal PHYSICS, MULTIDISCIPLINARY-
CiteScore
1.00
自引率
50.00%
发文量
208
审稿时长
3-6 weeks
期刊介绍: Russian Physics Journal covers the broad spectrum of specialized research in applied physics, with emphasis on work with practical applications in solid-state physics, optics, and magnetism. Particularly interesting results are reported in connection with: electroluminescence and crystal phospors; semiconductors; phase transformations in solids; superconductivity; properties of thin films; and magnetomechanical phenomena.
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