X-ray photoelectron spectroscopy studies of indium-tin-oxide treated via oxygen plasma immersion ion implantationLong He, Zhonghang Wu, Zebin Li, Qiongrong Ou and Rongqing LiangEur. Phys. J. Appl. Phys., 62 3 (2013) 30301DOI: https://doi.org/10.1051/epjap/2013130038