Mössbauer spectroscopy of grain boundaries in ultrafine-grained materials produced by severe plastic deformation

V. V. Popov; A. V. Stolbovsky; A. V. Sergeev; V. A. Semionkin

doi:10.3103/S106287381707022X

Mössbauer spectroscopy of grain boundaries in ultrafine-grained materials produced by severe plastic deformation

作者: Popov V.V.¹, Stolbovsky A.V.¹, Sergeev A.V.¹, Semionkin V.A.²
隶属关系:
1. Mikheev Institute of Metal Physics, Ural Branch
2. Ural Federal University
期: 卷 81, 编号 7 (2017)
页面: 860-864
栏目: Article
URL: https://journals.rcsi.science/1062-8738/article/view/185132
DOI: https://doi.org/10.3103/S106287381707022X
ID: 185132

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详细

The applicability of Mössbauer spectroscopy in studying grain boundaries in ultrafine-grained materials produced by severe plastic deformation (SPD) is analyzed. It is shown that grain boundaries after SPD are in a nonequilibrium state that is characterized by excess free volume.