International Nano Letters

http://link.springer.com/journal/40089

List of Papers (Total 223)

Histopathology effects of nickel nanoparticles on lungs, liver, and spleen tissues in male mice

Because of the classification of the nickel compounds as carcinogenic substances, there is a need for in vivo tests to nickel nanoparticles (NiNPs) for observing their effects on health experimentally. Spherical NiNPs with 10 nm in diameter and 75 ppm concentration were applied for investigating their toxicities within male albino mice as an in vivo model. We randomly made sham ...

Facile synthesis and characterization of magnetic MnFe2O4/CNT nanocomposites

In this paper, the effects of carbon nanotubes (CNTs) were studied as supports for the synthesis of MnFe2O4 nanocomposite. The synthesis of nanocomposite powder MnFe2O4/CNTs was performed by direct precipitation method in aqueous solution. The prepared samples were analyzed by X-ray diffraction, scanning electron microscopy and Fourier transform infrared spectroscopy. The results ...

Choice of precursor not affecting the size of anatase TiO2 nanoparticles but affecting morphology under broader view

In this study, anatase titanium dioxide nanoparticles were successfully prepared by a sol–gel method using two different precursors, titanium isopropoxide and titanium butoxide. Hydrochloric acid or nitric acid was added to adjust the pH of the solution. The sols obtained were dried at 80 °C and calcined at 450 °C for 3 h. The nanostructures were characterised by scanning electron ...

A molecular dynamics simulation to investigate the thermal properties of SWCNT/poly(phenylenesulfone) nanocomposites

An equilibrium molecular dynamics simulation is applied to investigate the thermal properties of a single-walled carbon nanotube/poly(phenylenesulfone) as nanocomposite material. Cohesive energy density and the Hildebrand solubility parameter of pure poly(phenylenesulfone) and nanocomposite are calculated to compare the thermal analysis of them. The results indicate that carbon ...

Adsorption polymer on reservoir rock and role of the nanoparticles, clay and SiO2

Nanotechnology has been used in many applications and new possibilities are discovered constantly. Recently, a renewed interest has risen in the application of nanotechnology for the upstream petroleum industry, such as exploration, drilling, production and distribution. In particular, adding nanoparticles to fluids may significantly benefit enhanced oil recovery and improve well ...

Modification of conductive polyaniline with carbon nanomaterials

The synthesis of polyaniline/single-wall nanotube, polyaniline/multi-wall nanotube and polyaniline/single-wall nanotube/graphen nanosheets nanocomposites by in situ polymerization are reported in this study. The substrates were treated with a mixture of concentrated sulfuric acid and concentrated nitric acid before usage to functionalize with carboxylic and hydroxyl groups. Aniline ...

Synthesis and characterizations of NiO nanoparticles via solid-state thermal decomposition of nickel(II) Schiff base complexes

To raise the need of new precursors in the synthesis of NiO nanoparticles, mononuclear nickel(II) Schiff base complexes, viz. Ni(salbn) and Ni(Me2-salpn), were employed as precursor in solid-state thermal decomposition. Structure, purity and morphology of these nanoparticles have been examined by Fourier transform infrared spectroscopy, X-ray powder diffraction, scanning electron ...

Investigation of the cutoff frequency of double linear halo lightly doped drain and source CNTFET

In this work we investigate the n-type single halo implantation in channel of lightly doped drain and source CNTFET (SH-LDDS-CNTFET) and propose the n-type double linear halo implantation in the channel of LDDS-CNTFET. These transistors are simulated with a non-equilibrium Green’s function method. We demonstrate that in the proposed structure the fT at the VGS ranges of 0–0.25 V ...

Implications of the stability behavior of zinc oxide nanoparticles for toxicological studies

The increasing use of zinc oxide (ZnO) nanoparticles in sunscreens and other cosmetic products demands a risk assessment that has to be done in toxicological studies. Such investigations require profound knowledge of the behavior of ZnO in cell culture media. The current study was performed to get well-dispersed suspensions of a hydrophilic (ZnO-hydro) and a lipophilic coated ...

Effect of folic acid decorated magnetic fluorescent nanoparticles on the sedimentation of starch molecules

Ferrite–folic acid (FA) nanohybrids were synthesized and characterized by various analytical tools like Fourier transform infrared spectroscopy, UV–Visible spectroscopy, fluorescence spectroscopy, field emission scanning electron microscopy, X-ray diffraction analysis and vibrating sample measurement techniques. After the nanohybrid formation, both the crystallinity and the ...

The effects of physicochemical parameters on the synthesis of silver nanowires via polyol method

The potential applications of one-dimensional nanostructured materials widely depend on their shape and size. This paper deals with a method for synthesizing and characterizing silver nanowires through an organic solution. The so-called polyol method was used to synthesize silver nanowires in which ethylene glycol was used as both media and the reducing agent. Adequate ...

Silver nanoparticles: synthesis and application in mineralization of pesticides using membrane support

Pesticides are deliberately used for controlling the pests in agriculture and public health, due to which, a part of it is present in the drinking water. Due to their widespread use, they are present in both surface and ground water. Most of the pesticides are resistant to biodegradation and are found to be carcinogenic in nature even at trace levels. Conventional methods of ...

Facile fabrication and characterization of chitosan-based zinc oxide nanoparticles and evaluation of their antimicrobial and antibiofilm activity

The present investigation deals with the facile synthesis and characterization of chitosan (CTS)-based zinc oxide (ZnO) nanoparticles (NPs) and their antimicrobial activities against pathogenic microorganisms. ZnO–CTS NPs were synthesized through two different methods: nano spray drying and precipitation, using various organic compounds (citric acid, glycerol, starch and whey ...

A green chemical approach for synthesis of shape anisotropic gold nanoparticles

A complete green chemical reaction between aurochloric acid and tea polyphenols resulted in the reduction of Au3+ → Au0. The reaction was carried out in a Teflon-coated bomb digestion vessel at 200 °C. It was observed that with increasing the reaction time from 1 to 5 h, the shape of the nanoparticles changed from spherical- to rod-like structures. The reaction was followed with ...

Low temperature synthesis of anacardic-acid-capped cadmium chalcogenide nanoparticles

We report the low temperature synthesis of CdE (E = S, Se and Te) semiconductor nanoparticles capped by anacardic acid, an environmentally benign naturally occurring capping ligand. The cadmium chalcogenide nanoparticles were synthesized by reacting the reduced chalcogen powder with cadmium chloride to form the corresponding bulk material which was then dispersed in ...

The study of synthesis and functionalized single-walled carbon nanotubes with amide group

This study includes of syntheses and characteristics functionalized single-walled carbon nanotubes (SWCNTs) with amide group using thionyl chloride and NH3. First SWCNTs in H2SO4 and HNO3, solved and the solution obtained ultrasound was to reach the equilibrium temperature to functionalization of carboxylate single-walled carbon nanotubes (SWCNT-COOH). Then using thionyl chloride ...

Multiple Fano resonances in bimetallic layered nanostructures

Plasmonic Fano resonances arise in bimetallic layered nanostructures (metal–dielectric–metal and dielectric–metal–dielectric–metal) are studied theoretically as the function of their geometrical parameters. Multiple Fano resonances are generated in these nanostructures where several subradiant dark modes appear due to the geometrical symmetry breaking induced by offsetting ...

Synthesis and characterization of new biocompatible copolymer: chitosan-graft-polyaniline

Polyaniline (PAni) as a conductive polymer and chitosan (CS) as a natural polymer have been reacted with formaldehyde as a grafting agent and potassium persulfate as an initiator. The effect of using specific primer, different ratios of monomers, and the solubility of synthesized copolymer has been studied and analyzed here. This new copolymer was characterized by Fourier transform ...

Hydrothermal synthesis and investigation of optical properties of Nb5+-doped lithium silicate nanostructures

The hydrothermal synthesis and optical properties of Nb5+-doped lithium metasilicate and lithium disilicate nanomaterials were investigated. The microstructures and morphologies of the synthesized Li2 -2x Nb2x SiO3 + δ and Li2 -2x Nb2x Si2O5 + δ nanomaterials were studied by powder X-ray diffraction and scanning electron microscopy techniques, respectively. The synthesized ...

Synthesis of hierarchically porous silica film with controllable surface wettability

A kind of water–oil separation material was fabricated by depositing mesoporous silica microspheres (MS) on filter paper. MS had been prepared via surfactant-template method and modified by octyltriethoxysilane (OTS). The diameter of the microspheres was in the range of 200 to 800 nm. There were uniform mesopores in the microspheres, and the surface area of the microspheres was ...

Nanomedicine and drug delivery: a mini review

The field of nanotechnology now has pivotal roles in electronics, biology and medicine. Its application can be appraised, as it involves the materials to be designed at atomic and molecular level. Due to the advantage of their size, nanospheres have been shown to be robust drug delivery systems and may be useful for encapsulating drugs and enabling more precise targeting with a ...

Biosynthesis and characterization of zinc, magnesium and titanium nanoparticles: an eco-friendly approach

In the present study, zinc (Zn), magnesium (Mg) and titanium (Ti) nanoparticles synthesized using fungus by employing various precursor salts of sulfate salts, nitrate salts, chloride salts and oxide salts. To access the nanoparticle production potential, over a hundreds of fungi were isolated from the soil and tested with precursor salts of the Zn, Mg and Ti. Out of which, only 14 ...

Investigations of CO2, CH4 and N2 physisorption in single-walled silicon carbon nanotubes using GCMC simulation

In this paper, we report N2, CH4 and CO2 adsorption in single-walled silicon carbon nanotubes (SiCNTs) using grand canonical Monte-Carlo and calculate the isosteric heat of gas adsorption. The results demonstrate that at ambient temperature and high pressure, gas adsorption in these nanotubes is in the order of CO2 > CH4 > N2 and nanotubes’ order is (10,10) < (20,20) < (40,40), ...

The effect of nanocomposite packaging carbon nanotube base on organoleptic and fungal growth of Mazafati brand dates

In this work, nanocomposite low-density polyethylene films with carbon nanotube base were prepared by solution casting from boiling xylene. Fresh Mazafati dates were placed on the packages obtained from films and stored at ambient temperature. In addition, the fungal growth and sensory attributes were monitored on the 0th, 30th, 60th, and 90th days of storage. Although films ...

Hydrothermal synthesis and investigation of optical properties of Nb5+-doped lithium silicate nanostructures

The hydrothermal synthesis and optical properties of Nb5+-doped lithium metasilicate and lithium disilicate nanomaterials were investigated. The microstructures and morphologies of the synthesized Li2−2x Nb2x SiO3+ δ and Li2−2x Nb2x Si2O5+ δ nanomaterials were studied with powder X-ray diffraction and scanning electron microscopy techniques, respectively. The synthesized ...