List of Articles Heterogeneous catalyst Open Access Article Abstract Page Full-Text 1 - Co3O4/NiO@GQDs@SO3H nanocomposite as high performance catalyst for the preparation of pyrimidines Hossein Shahbazi-Alavi Ali Abbas Javad Safaei-Ghomi 10.22034/jna.2020.675053 Open Access Article Abstract Page Full-Text 2 - A green method for the synthesis of indeno[1,2-b]pyridines using Fe3O4@SiO2@PrSO3H as a nanomagnetic catalyst Zohreh Kheilkordi Ghodsi Mohammadi Ziarani Alireza Badiei Hossein Vojoudi Open Access Article Abstract Page Full-Text 3 - Preparation and characterization of SnO2-BiVO4-CuO catalyst and kinetics of phenazopyridine photodegradation Ailin Yousefi Alireza Nezamzadeh-Ejhieh Open Access Article Abstract Page Full-Text 4 - Clay/APTS/Fe3O4 magnetic nanoparticles, as efficient catalysis with magnetic separation capability for the rapid synthesis of 2 amino 4h benzo[b]pyrans Ghasem Rahpaima Mohamadreza Nazarifar Baharak Pooladian