فهرس المقالات Phptocatalytic activity حرية الوصول المقاله صفحة الملخص نص كامل 1 - Effects of Ag, Nd codoping on structural, optical and photocatalytic properties of TiO2 nanocomposite synthesized via sol-gel method using starch as a green additive Bahar Khodadadi حرية الوصول المقاله صفحة الملخص نص كامل 2 - Sonochemical synthesis of undoped and Co-doped ZnO nanostructures and investigation of optical and photocatalytic properties Bahar Khodadadi Maryam Bordbar