Zobrazeno 1 - 10
of 144
pro vyhledávání: '"M. M. Amini"'
Publikováno v:
Materials Chemistry and Physics. 223:268-276
The direct insertion of niobium(V) and zirconium (IV) into the ordered cubic pores of Ia3d mesoporous silica, KIT-6, was performed by employing a hydrothermal method and utilizing a versatile structure directing agent, Pluronic P123 triblock copolyme
Publikováno v:
Journal of Superconductivity and Novel Magnetism. 32:2533-2538
The present study aims to analyze barium hexagonal ferrite and its derivation behavior using sol-gel auto-combustion co-doped with Al3+/Cr3+ions. Also, the effects of dopants on structural and magnetic properties of prepared samples were investigated
Autor:
Michal Dušek, Farrokhzad Mohammadi Zonoz, Reza Tayebee, Nasrin Erfaninia, Edson Luiz Foletto, M. M. Amini
Publikováno v:
Applied Organometallic Chemistry. 32
In this work, a new synthetic route for the preparation of ZnFe2O4 nanoparticles through the chemical co-precipitation using Fe2+ and Fe3+ ions in an alkaline solution was developed. The synthesized nanoparticles were characterized by XRD, FTIR, SEM,
Publikováno v:
Applied Organometallic Chemistry. 32:e4307
Publikováno v:
Materials Research Bulletin. 42:563-570
Preparation of magnesium aluminate spinel powder by hydrothermal-assisted sol-gel processing from MgAl{sub 2}(OCH{sub 2}CH{sub 2}OR){sub 8}, R=CH{sub 3} (1), CH{sub 2}CH{sub 2}OCH{sub 3} (2), MgAl{sub 2}[OCH(CH{sub 3}){sub 2}]{sub 8} (3) and MgAl{sub
Autor:
Antonio Carlos Fernandes, M. M. Amini
Publikováno v:
Scopus-Elsevier
The jumpers are typically curved pieces used to connect manifold system to wells head. In the area, it is normally exposed to significant currents. So the jumpers are subject to vortex induced vibration (VIV). However, the experimental method for pre
Autor:
Mahdi Mirzaee, M. M. Amini
Publikováno v:
Journal of Sol-Gel Science and Technology. 36:19-23
Various aluminum alkoxide precursors have been used for the preparation of boehmite by hydrothermal assisted sol-gel processing. The coordination status of aluminum in solution for all precursors employed for the preparation of boehmite phase was det
Publikováno v:
Journal of Chemical Research. 2005:508-515
Ab initio and density functional theory methods (HF/3-21G*//HF/3-21G*, MP2/3-21G*//HF/3-21G*, B3LYP/3-21G*//HF/3-21G*, B3LYP/LANL2DZ*//HF/LANL2DZ*, MP2/LANL2DZ*//HF/LANL2DZ* and HF/LANL2DZ*//HF/LANL2DZ*) used to investigate the conformational propert
Publikováno v:
Journal of Molecular Structure: THEOCHEM. 716:211-215
Ab initio molecular orbital and density functional theory methods were used to investigate the structure and conformational interconversion of (Z,Z)-cyclodeca-1,6-diene (1) and (Z,Z)-1,6-dioxa-cyclodeca-3,8-diene (2). Consistent with the previously r
Autor:
M. M. Amini, Mahdi Mirzaee
Publikováno v:
Applied Organometallic Chemistry. 19:339-342
Reaction of Ti(OCH 2 CH 2 OR) 4 (R=CH 3 and C 2 H 5 ) with 8-hydroxyquinoline in benzene at room temperature resulted in the formation of Ti(C 9 H 6 NO) 2 (OCH 2 CH 2 OR) 2 , characterized by IR, 1 H-NMR, UV and mass spectroscopies. The molecular str