مرور International Journal of Nano Dimension بر اساس تاریخ انتشار
در حال نمایش موارد 1 - 20 از 396
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First-principles study on the electronic structure of Thiophenbithiol (TBT) on Au(100) surface
(Islamic Azad University-Tonekabon Branch, 2010-07-01)First principle calculations were performed using Density functional theory within the local spin density approximation (LSDA) to understand the electronic properties of Au(100)+TBT system and compare the results with ...
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Hydroxyapatite - starch nano biocomposites synthesis and characterization
(Islamic Azad University-Tonekabon Branch, 2010-07-01)Bone like hydroxyapatite (nHAp) was synthesized via an in situ biomimetic process in presence of wheat starch. The effect of polymer concentration alteration on the final structure of nHAp was investigated. Formation of ...
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Preparation of nano gold powder from acid leaching tail solution
(Islamic Azad University-Tonekabon Branch, 2010-07-01)According to the unique properties and many applications of nano gold powder, it was prepared from an acid leaching tail solution. The low value residual gold ions existed in acid leaching tail solution in Mouteh gold mine ...
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Using a bithiazole complex as precursor to synthesis of CdO-CdS nanocomposite via direct thermal decomposition
(Islamic Azad University-Tonekabon Branch, 2010-07-01)A new tris-chelate Cd(II) complex, [Cd(DADMBTZ)3](ClO3)2 has been successfully synthesized and characterized by IR, 1H, 13C NMR spectroscopy, elemental analysis and single crystal X-ray determination. The thermal behavior, ...
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Synthesis and characterizations of CoTiO3-clay nanocomposites by sol-gel method
(Islamic Azad University-Tonekabon Branch, 2010-12-01)CoTiO3-clay nano-composites were synthesized via a conventional sol-gel method; the gel was calcinated at 500 - 800°C for 2 hours. The presence of rhombohedra phase of CoTiO3 in clay matrix was confirmed by XRD, FTIR, SEM. ...
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Synthesis and characterization of silver nanoparticles for antibacterial activity
(Islamic Azad University-Tonekabon Branch, 2010-12-01)We consider of the antimicrobial activity on the Ag nanoparticles(Ag NPs) aqueous solutions, which was prepared using a stabilizer, such as poly(N vinyl 2 pyrrolidone PVP , for Staphylococcus aureus) S aureus and Escherichia ...
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A cost effective and sensitive method for the determination of ammonia concentration in nanocrystal mordenite
(Islamic Azad University-Tonekabon Branch, 2010-12-01)The reduction capacity of ammonia while present even at ppm level can be demonstrated by the increased encounter probability between ammonia and methylene blue dye (MB+) incorporated in nanomordenite and Na-MOR zeolites. ...
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Preparation and characterization of nano-crystalline LiNi0.5Co0.5VO4 by tartate precursor combustion method
(Islamic Azad University-Tonekabon Branch, 2010-12-01)LiNi0.5Co0.5VO4 has been successfully synthesized by tartate precursor combustion method using Li2CO3, Co(NO3)2.6H2O, Ni(NO3)2.6H2O and NH4VO3 as a starting materials in deionized water with the subsequent calcination at ...
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Preparation of nano silver powder from acid leaching tail in gold room
(Islamic Azad University-Tonekabon Branch, 2010-12-01)According to the unique properties and many applications of nano silver powder, it was prepared from acid leaching tail solution. The low value residual gold and silver ions were occurred with fellow heavy metals as ...
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Mechanical properties of SEVA / hydroxyapatite composite with to HAP different particle sizes
(Islamic Azad University-Tonekabon Branch, 2010-12-01)Hydroxyapatite is a biocompatible ceramic and reinforcement for bone implantations. SEVA/HAP composite content HAP filler with difference particle sizes were designed. Mechanical tests like tensile modulus, UTS, strain at ...
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Functionalization of Carboxylated Multi-wall Nanotubes with 1,2-phenylenediamine
(Islamic Azad University-Tonekabon Branch, 2010-12-01)In this paper, the chemical functionalization of carboxylated multi-walled carbon nanotubes (MWNT-COOH) by 1,2-phenylenediamine, have been investigated. MWNT-benzimidazole is obtained through MWNT-Amide reaction with POCl3 ...
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Studying of various nanolithography methods by using Scanning Probe Microscope
(Islamic Azad University-Tonekabon Branch, 2011-03-01)The Scanning Probe Microscopes (SPMs) based lithographic techniques have been demonstrated as an extremely capable patterning tool. Manipulating surfaces, creating atomic assembly, fabricating chemical patterns, imaging ...
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Synthesis and characterization of nanocrystalline spinel Zinc ferrite prepared by sol-gel auto-combustion technique
(Islamic Azad University-Tonekabon Branch, 2011-03-01)Sol–gel auto-combustion is a unique combination of the combustion and the chemical gelation processes. In this work, nanosize (d) powders with compositions of ZnFe2O4 were synthesized by sol–gel combustion method. The ...
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Synthesis of a new dithiocarbamate cobalt complex and its nanoparticles with the study of their biological properties
(Islamic Azad University-Tonekabon Branch, 2011-03-01)Nano dithiocarbamate (DTC) complex have been prepared by reaction between dithiocarbamate and metal salt under ultrasound irradiation. Reaction conditions such as the ligand DTC and phennantroline concentration, aging time ...
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Fabrication of coated - collagen electro-spun PHBV nanofiber film by chemical method and its cellular study
(Islamic Azad University-Tonekabon Branch, 2011-03-01)Tissue engineering is defined as the designing and engineering of structures to rebuild and repair a body damaged tissue. Scaffolding Poly Hydroxy Butyrate Valraty (PHBV) has shown good biocompatibility and biodegradable ...
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Antifungal activity of silver nanoparticles on some of fungi
(Islamic Azad University-Tonekabon Branch, 2011-03-01)In this study, we investigated the antifungal effects of silver nanoparticles (Ag-Nps) on Candida albicans (ATCC 5027), Saccharomyces cerevisiae (ATCC 5027). Investigating method by using Minimum Inhibitory Concentration ...
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Dispersive liquid-liquid microextraction using silver nanoparticles as electrostatic probes for preconcentartion and quantitative analysis of terazosin
(Islamic Azad University-Tonekabon Branch, 2011-03-01)An efficient dispersive liquid-liquid microextraction using tetraalkylammonium bromide coated silver nanoparticles (DLLME-AgNPs) prepared in chloroform has been successfully applied as electrostatic affinity probes to the ...
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Interaction of some heavy metal ions with single walled carbon nanotube
(Islamic Azad University-Tonekabon Branch, 2011-03-01)The interaction between some heavy metal ions such as of Pb(II), Cd(II) and Cu(II) ions from aqueous solution adsorbed by single walled carbon nanotube (SWCNTs) and carboxylate group functionalized single walled carbon ...
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Synthesis of gold nanoparticles: a new approach in using a nanoporous membrane in conjunction with ultrasonication
(Islamic Azad University-Tonekabon Branch, 2011-06-01)Gold nanoparticles were synthesized by chemical reduction of HAuCl4 inside the pores of a polycarbonate-based membrane followed by dissolving the membrane in dichloromethane and further sonication. Sonication time as the ...
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Computational studies of planar, tubular and conical forms of silicon nanostructures
(Islamic Azad University-Tonekabon Branch, 2011-06-01)Density functional theory (DFT) calculations were performed to investigate the properties of planar, tubular and conical forms of silicon nanostructures. The evaluated parameters including averaged bond lengths, binding ...



