The oxidation state of tungsten in NaxWO
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B.A. De Angelis; M. Schiavello
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Article
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1976
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Elsevier Science
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English
⚖ 213 KB
## Recciwd 4 August 197.5 Revised manuscript rcccivcd 29 Scptcmbcr 1975 The XPS spectrum of the 4fIzvels of W in N+\VOJ bronzes is explained by sssurning the prescnca of three oxidation states (WG+, Wsc nnd \V4'). Tetravslcnt tungsten is formed by dismutation of W 5+. The partial reduction of W6+