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NIST X-ray Photoelectron Spectroscopy Database (SRD 20), Version 5.0
Reliable (reported energy within 300 eV of a reference energy)
Comment:
Pt3Ti(111)-(2x2) with C3v symmetry. The crystal was cleaned by Ar+ ion bombardment (Ep = 1keV, Ip = 1 microampere) and subsequently annealed (T = 1150 K). The spectra were recorded at normal emission.