Figure 1

XPS spectrum: (a) Survey XPS spectrum for the as prepared film after Ar ions sputtering at a depth of 50 nm. (b) XPS spectra of the 2p 3/2 for the as prepared and annealed at J = 1.63 · 108 mA/cm2 films.

XPS spectrum: (a) Survey XPS spectrum for the as prepared film after Ar ions sputtering at a depth of 50 nm. (b) XPS spectra of the 2p 3/2 for the as prepared and annealed at J = 1.63 · 108 mA/cm2 films.