List of Articles Equilibrium Open Access Article Abstract Page Full-Text 1 - Ab initio and DFT studies on tautomerism of 5-methyl cytosine in gaseous phase K. Zare M. Monajjemi E. Zahedi H. Aghaie Open Access Article Abstract Page Full-Text 2 - Equilibrium Constants of the Complexation of Molybdate Ion with para-Sulfonatocalix [4] arene in aqueous media S. Z. Hashemizade Ali Farajtabar Open Access Article Abstract Page Full-Text 3 - Rationalizing the Strength of Hydrogen-Bonded of Molybdate-Phosphonic acid Complex (1:2): Density Functional Theory Studies Mohammad Hossein Ghorbani Hossein Aghaei Open Access Article Abstract Page Full-Text 4 - Thermodynamic Study and Total Energy Calculation for three systems of Enol↔Keto Tautomerism H. Aghaie M. Monajjemi L. Papei Open Access Article Abstract Page Full-Text 5 - The effect of polar copolymers in protein absorption on contact lenses on 2-Hydroxyethyl methacrylate(HEMA) Mohammad Yari S.S Sharehjini Omid Moradi Open Access Article Abstract Page Full-Text 6 - Complexation of L-arginine and L-lysine by p-sulphonatocalix (61 arene in aqueous solution at different temperatures M. Faraji K. Zare A. Farajtabar F. Gharib Open Access Article Abstract Page Full-Text 7 - Energetical and structural investigation for equatorial/axial conversion of different substituents on piperidine and phosphorinane: A theoretical study Fereshteh Naderi M. Hassan Khodabandeh Sedigheh Rezaeianpour Open Access Article Abstract Page Full-Text 8 - Adsorption properties of nickel oxide nanoparticles for removal of Congo Red from aqueous solution Foujan Falaki Ali Fakhri