Effect of RF power on the structural and optical properties of RF-sputtered ZnO thin filmsLahcen Nkhaili, Abdelkader El kissani, Mustapha Ait Ali, Youssef Ijdiyaou, Abdelmajid Elmansouri, Abdel-Ilah Elkhalfi and Abdelkader OutzourhitEur. Phys. J. Appl. Phys., 66 3 (2014) 30302DOI: https://doi.org/10.1051/epjap/2014140098