Volume 4, Issue 2

 

ارسال های اخیر

  • Theoretical study of hydrogen bond effects on Diphenylphosphorylazide 

    Reihani, S.؛ Azizi, Z.؛ Khaleghian, M.؛ Passdar, H.؛ Pishkar, L.؛ Ahmadi, R.؛ Saedi, L. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2007-08-01)
    The interaction of DPPA which is an important component in cellular membrane with molecules of water asmedia, cause some changes in geometry of DPPA .In this study we focused our attention on comparing this

  • Ab initio and DFT studies on tautomerism of 5-methyl cytosine in gaseous phase 

    Zare, K.؛ Monajjemi, M.؛ Zahedi, E.؛ Aghaie, H. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2007-08-01)
    Ab initio and DFT methods have been used to study the seven tautomeric forms of 5-methylcytosine molecule.The related tautomer in gas phase have been studied at HF/6-31G, HF/6-31G* and B3LYP/6-31G* levels of

  • Kinetic study on the electrodecolorization of C.I. Acid Yellow 23 

    Modirshahla, N.؛ Behnajady, M.A.؛ Kooshaiian, S. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2007-08-01)
    The electrocoagulation (EC) is a simple and efficient method for the treatment of many water and wastewaters.The kinetics of decolorization of Acid Yellow 23 by EC using iron electrodes was studied. The

  • Quantitative Correlation of Randić Indices and Adjacency Matrixes With Dewar Resonance Energy of Annulene Compounds 

    Taherpour, A.؛ Shafiee, F. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2007-08-01)
    Topological indices are the numerical value associated with chemical constitution purporting for correlation ofchemical structure with various physical properties, chemical reactivity or biological activity. Graph ...

  • Interaction of Dioxovanadium(V) Ion with Methionine at Different Ionic Strengths 

    Kia, M.؛ Gharib, F.؛ Ghasemi, G. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2007-08-01)
    The dependence on ionic strength of protonation of methionine and its complexation with dioxovanadium(V) isreported in sodium perchlorate solution as supporting electrolyte. The measurements have been performed at ...