List of Articles Roger Ondo-Ndong Article 1 - Capacitive properties of zinc oxide thin films by radiofrequency magnetron sputtering 10.1007/s40094-018-0309-9 Roger Ondo-Ndong Hans Essone-Obame Zita Hermance Moussambi Nathaniel Koumba Journal of Theoretical and Applied Physics , Issue 1 , Year , Autumn 2019