The HR-XPS in our lab is equipped with a twin anode (Al K α at 1486.6 or Ag L α at 2984.3 eV ... differentiate between various bonding configurations of phosphorous to the oxide surface to study the ...

and XPS measurements The findings are detailed in “Improved stability and electronic homogeneity in perovskite solar cells via a nanoengineered buried oxide interlayer,” recently published in ...