Name hasanyan fatemeh Affiliation دانشجوی دانشگاه کردستان Degree Website Email — JournalPaper Presentation Speech WorkShop Book Innovation GrantAttraction Thesis Festival FinishedProject Sales Art StandardCreation TitleConference 1 PTSA: an efficient solid acid catalyst for chemoselective oxidation of sulfides to sulfoxides in the presence of 30% aqueous hydrogen peroxide