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Figure 5
Fourier transform of EXAFS (without phase correction) for (a) ammonium metatungstate before thermal treatment, (b) the sample in (a) after in situ decomposition at 773 K in a dry oxygen flow, (c) commercial WO3. |
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Figure 5
Fourier transform of EXAFS (without phase correction) for (a) ammonium metatungstate before thermal treatment, (b) the sample in (a) after in situ decomposition at 773 K in a dry oxygen flow, (c) commercial WO3. |