Stoichiometry Dependence of Potential Screening at La${}_{(1-\delta )}$Al${}_{(1+\delta )}$O${}_3$/SrTiO${}_3$ Interfaces

C. Weiland, G. E. Sterbinsky, A. K. Rumaiz +4

Hard x-ray photoelectron spectroscopy (HAXPES) and variable kinetic energy x-ray photoelectron spectroscopy (VKE-XPS) analyses have been performed on 10 unit cell La${}_{(1-\delta )}$Al$_{…