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Schematic view of the samples. (a) . (b) . (c) .
V XAS spectra. (a) . (b) . (c) in a wide energy region. (d) after subtracting backgrounds.
Determination of the valence of V by using a linear combination of and . (a) (8, 3), (b) (3, 3), (c) (8, 20), and (d) (3, 20).
Comparison of the valence of V between experiment and the reconstruction model. Panel (a) shows the comparison between experiment and the model, and panels (b) and (c) show the electronic and chemical reconstructions, respectively.
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