@misc{yanagida2021a, title = {Passivation of Bulk and Interface Defects in Sputtered-NiOx‑BasedPlanar Perovskite Solar Cells: A Facile Interfacial EngineeringStrategy with Alkali Metal Halide Salts}, author = {Yanagida Masatoshi}, publisher = {NIMS}, year = {2021-05-24}, keywords = {PYS, Photoelectron yield spectroscopy} }