X-ray photoelectron study of mixed valen
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L.P. Kazansky; J.P. Launay
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Article
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1977
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Elsevier Science
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English
โ 366 KB
and of reduced derivatives with 5, 12, and 24 electrons have been recorded. IV{40 signals are consistent with the presence of tetravalent tungsten in the reduced species. In particular the 12Fderivative does not contain WV but WIv and WV1 \_ m equal amounts. Valence band spectra show the W(Sd) level