Volume 8, Issue 3

 

ارسال های اخیر

  • Adsorption of thallium (III) ion from aqueous solution using modified ZnO nanopowder 

    Dashti Khavidaki, H.؛ Aghaie, H.؛ Shishehbore, M. R. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    In this study, the adsorption of thallium (III) ion from aqueous solutions onto modified ZnOnanopowder as a fairly low cost adsorbent has been investigated in batch mode. It was found thatmodification of the ...

  • Removal of betamethasone sodium phosphate from wastewater using zinc oxide nanoparticles 

    Giahi, M.؛ Taghavi, H.؛ Habibi, S. Habibi؛ Sariri, R. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    The photocatalytic degradation of betamethasone sodium phosphate was investigated in aqueoussuspensions of zinc oxide nanoparticular with diameter size 20 nm under a variety of conditions.Different parameters ...

  • Synthesis of Nanozeolite NaX and Optimization of the Method 

    Jalilehvand, S.؛ Amirpour, B.؛ Fazaeli, R.؛ Givianrad, M. H.؛ Mashinchian moradi, A. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    In this investigation we synthesized NaX-Nanozeolite by hydrothermal crystallization conditions.These nanoparticles were prepared at different conditions in a temperature controlled shaker. Thesynthesized ...

  • AB Initio Study of Molecular Struture, Energetic and Vibrational Spectra of (GaN)4 Nanosemiconductor 

    Poumamdari, E.؛ khaleghian, M. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    In recent years there has been considerable interest in the structures, energies and thermodynamics of(GaN)4 clusters and it is the subject of many experimental and theoretical studies because of theirfundamental ...

  • A Theoretical Study on Interaction between Nitrobenzene and Carbon Nanotube (A DFT approach) 

    Malmir, N.؛ Naderi, B.؛ Naderi, F. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    The Density Functional Theory (DFT) and the Natural Bond Orbital (NBO) calculations basedmethod B3LYP/6-31G* were carried out to study the interaction of carbon nanotube (8,0) withnitrobenzene in two situations ...

  • Physicochemical Characteristics and Biomedical Applications of Hydrogels: A Review 

    Sariri, R. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    Hydrogels are introduced to modem medicine as novel materials suitable for a variety ofbiomedical applications. Studying hydrogels as novel biomaterials has become a fast-developingand exciting research field ...

  • Computational studies of carbon decorated boron nitride nanocones 

    Nouri, A.؛ Mirzaei, M.؛ Yousefi, M. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    Density functional theory ,(DFT) calculations have been performed to investigate the properties ofcarbon decorated (C-decorated) models of boron nitride (BN) nanocones. To this aim, the apex andtip of nanocone ...

  • Investigation of NMR Shielding Tensors of Para-Sulfonato-calix 141 arene Complexation with some of Alkali metal atoms 

    Sayadian, M.؛ Pishkar, L.؛ Mollaamin, F. (Tehran, Islamic Azad University of Iran, Science and Research Branch, 2011-11-01)
    Calixarenes are a readily available and important class of macrocycles in supramolecularchemistry. Calixarenes have generated considerable interest due to their basket shaped structureand as useful building ...