List of Articles reaction kinetics Open Access Article Abstract Page Full-Text 1 - Photo Catalysis Desulfurization at Copper Oxides /Titanium Oxide Nanotubes Under UV and Visible Light Irradiation Hameed Hussein Alwan Open Access Article Abstract Page Full-Text 2 - Preparation, Characterization and, Activity of CoMo supported on Graphene for Heavy Naphtha Hydro-desulfurization reaction Hameed Hussein Alwan Hasan Makki Tahseen A. Al-Hattab