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NIST X-ray Photoelectron Spectroscopy Database (SRD 20), Version 5.0
Reliable, with one-point correction of energy scale
Comment:
13.7% V2O5/SiO2. The SiO2 was impregnated with aqueous solution containing stoichiometric amounts of ammonium metavanadate. Excess water was evaporated by drying at 393 K for 16 h followed by calcining at 773 K for 4 h in air.