The p-type ZnO thin films obtained by a reversed substitution doping method of thermal oxidation of Zn3N2 precursors
Li Bing-Sheng1, Xiao Zhi-Yan2, †, Ma Jian-Gang2, Liu Yi-Chun2, ‡
       

(color online) Variations of the integral intensities of N 1s and O 1s peaks in XPS spectra with annealing temperature.[134]