List of Articles catalyst Open Access Article Abstract Page Full-Text 1 - Urban Catalyst: Concepts and Requirements Nahid Nematikutenaee Farzaneh Salami farideh Asadian Open Access Article Abstract Page Full-Text 2 - Photo-transformation of hydrogen sulfide environmental pollutant to hydrogen fuel using a carbon-based magnetic nanocomposite catalyst Majid Ghanimati Mohsen Lashgari Mahchehreh Sabeti Open Access Article Abstract Page Full-Text 3 - Removal of Methylene blue dye from water by using Fe-BTC reza alizadeh Open Access Article Abstract Page Full-Text 4 - studing two important technologies of propane dehydrogenation technology and the necessity of using this technology in the Iranian petrochemical industry Mohammad Mehdi Barjesteh Hossein Zamani