List of Articles Open Access Article Abstract Page Full-Text 1 - Density Functional Theory studies of purine bases adenine and guanine Leile Rahimi Ahar Zahra Javanshir Open Access Article Abstract Page Full-Text 2 - - li امیرخانی fahimeh derakhshanfard کامران امیرحاجبی Open Access Article Abstract Page Full-Text 3 - Preparation and identification of 2-hydroxyethyl methacrylate and methacrylamide hydrogels and checking their swelling in different pH zohre pilehvarzade amir seperianazar Open Access Article Abstract Page Full-Text 4 - Assessing the occupational stress of the treatment staff and comparing it with the occupational stress of the personnel Paraclinical and support units employees of Tawheed Sanandaj Hospital SeidAli Hoseini Behnaz Memar Maher Open Access Article Abstract Page Full-Text 5 - Laser Raman Spectroscopy of Chemical Phases in Fluid Overburdens of Copper Mine, Masjid Daghi Gold in Northwest Iran solat atalou Open Access Article Abstract Page Full-Text 6 - Adsorption Isotherm and Kinetic Study of 4- Nitrophenol Removal From Aqueous Solutions onto Carbon Nano Fibers پروین غربانی