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 Open Access Article Abstract Page Full-Text 5 - Elucidation of Factors and the Role of Drivers Influencing Development Stimulus Initiatives in the Pattern of Sustainable Regeneration with an Emphasis on Spatial Autocorrelation Analysis (Case Study: Kohsar City) Ahmad Pourahmad Media Hakimi Keramatalah Zayyari hasanali farajisabokbar Open Access Article Abstract Page Full-Text 6 - Metal-organic frameworks in Photocatalyst membranes and their challenges for water treatment under visible light Zahra Valizadeh Seyed Mohammad Hoseyni Vahid Safarifard