Fig. 2: Chemical bonding and band structure of TeSeO.
From: An inorganic-blended p-type semiconductor with robust electrical and mechanical properties

XPS (a) Te 3d, b O 1s, and c Se 3d analysis of TeSeO thin films with different compositions. d Absorption spectra of the prepared films with different compositions. UPS spectra of TeSeO thin films at e secondary electron cut-off regions and f valence-band regions. g Energy band diagram of the TeSeO thin films with changing compositions.