Effect of oxygen content on dielectric characteristics of Cr-doped LaTiOx *

Project supported by the National Natural Science Foundation of China (Grant No. 51571006).

Ma Ming1, Chen Yan2, †, Cui Yi-Min2
       

(color online) O 1s XPS spectra of (a) La0.85Cr0.15TiOx, (b) O2-annealed La0.85Cr0.15TiOx+δ, (c) Ar/H2-annealed La0.85Cr0.15TiOxδ, and (d) La0.7Cr0.3TiOx, (e) O2-annealed La0.7Cr0.3TiOx+δ, and (f) Ar/H2-annealed La0.7Cr0.3TiOxδ.