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NIST X-ray Photoelectron Spectroscopy Database (SRD 20), Version 5.0
Reliable, with one-point correction of energy scale
Comment:
The sample was cleaned by cyclic of Ar+ ion bombardment (Ep = 3, 2 and 1 keV, Ip = 20 mA) and annealing (T = 773 K). The composition determined by XPS was Ni0.58Ga0.42.