Metastable phases in Co-Ag system formed by ion beam assisted deposition at the glancing ion incidence

F. Zeng*, R. L. Zong, Y. L. Gu, F. Lv, F. Pan, J. Wang, W. S. Yan, B. He, Y. N. Xie, T. Liu

*此作品的通讯作者

科研成果: 期刊稿件文章同行评审

4 引用 (Scopus)

摘要

Co metastable structures are formed in Co-Ag alloy films with the aid of glancing incident ions during deposition. The structures of Co are characterized by X-ray absorption near-edge structure (XANES) spectroscopy at the Co K-edge. The results indicate that two kinds of Co phases coexist in every film. One is α-Co or β-Co and the other is named fcc-II with a = 4.06 Å. It is thought that the stress between Co and Ag clusters induces the formation of β-Co and the fcc-II phase. The role of glancing incident ions is to trigger a collision cascade on the surface and to facilitate both thermodynamics and kinetics aspects of cluster mixing.

源语言英语
页(从-至)547-552
页数6
期刊Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms
260
2
DOI
出版状态已出版 - 7月 2007
已对外发布

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