List of Articles یون سیانید Open Access Article Abstract Page Full-Text 1 - Photocatalytic removal of chromium (VI) by using TiO2 nanoparticles in the presence of cyanide H. Koohestani Open Access Article Abstract Page Full-Text 2 - Photogeneration of hydrogen from industrial wastewater containing organic pollutants by using TiO2/ZrO2 nanocomposite Hassan Koohestani