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NIST X-ray Photoelectron Spectroscopy Database (SRD 20), Version 5.0
Reliable, with one-point correction of energy scale
Comment:
Polymer film was solvent cast onto Si single crystal wafer or Ta foil substrates from solution of warm water and Elvanol. Film thicknesses were not determined directly, but no Si or Ta peaks were observed in XPS spectra, indicating a film thickness in exc