Research Article

H2O/O2 Vapor Annealing Effect on Spin Coating Alumina Thin Films for Passivation of Silicon Solar Cells

Figure 1

XPS spectra of Al-acac-based AlOx formed in various ambients (H2O/O2, O2, and air): (a) wide spectrum (0-1000 eV) and (b) expansion spectrum (55-175 eV).
(a)
(b)