Surface morphology and X-ray photoelectron spectroscopy of BiFeO3 thin films deposited on top of Ta2O5/Si layersShikhgasan Ramazanov, Ştefan Ţălu, Rashid Dallaev, Guseyn Ramazanov, Pavel Škarvada, Jindřich Oulehla, Dinara Sobola and Dmitry NazarovE3S Web Conf., 295 (2021) 04009DOI: https://doi.org/10.1051/e3sconf/202129504009