Structure and composition of sputter-deposited nickel-tungsten oxide films

被引:63
作者
Green, S. V. [1 ]
Kuzmin, A. [2 ]
Purans, J. [2 ]
Granqvist, C. G. [1 ]
Niklasson, G. A. [1 ]
机构
[1] Uppsala Univ, Dept Engn Sci, Angstrom Lab, SE-75121 Uppsala, Sweden
[2] Univ Latvia, Inst Solid State Phys, Riga, Latvia
关键词
Tungsten oxide; Nickel oxide; X-ray photoelectron spectroscopy; Rutherford backscattering; X-ray diffraction; Raman spectroscopy; RAY PHOTOELECTRON-SPECTROSCOPY; ELECTROCHROMIC THIN-FILMS; ELECTRONIC-STRUCTURE; RAMAN; XPS; NIO; PHOTOEMISSION; ABSORPTION; MECHANISM; SPECTRA;
D O I
10.1016/j.tsf.2010.10.033
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Films of mixed nickel-tungsten oxide, denoted Ni(x)W(1-x) oxide, were prepared by reactive DC magnetron co-sputtering from metallic targets and were characterized by Rutherford backscattering spectrometry. X-ray photoelectron spectroscopy, X-ray diffractometry and Raman spectroscopy. A consistent picture of the structure and composition emerged, and at x<0.50 the films comprised a mixture of amorphous WO(3) and nanosized NiWO(4), at x = 0.50 the nanosized NiWO(4) phase was dominating, and at x>0.50 the films contained nanosized NiO and NiWO(4). (C) 2010 Elsevier B.V. All rights reserved.
引用
收藏
页码:2062 / 2066
页数:5
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