Showing papers in "Materials Letters in 2013"

TL;DR: In this paper, high-level crystalline ZnO nanoparticles (NPs) were synthesized with zinc acetate as precursor and oxalic acid at 80°C through the simple solution phase approach.

TL;DR: In this article, a combustion method using zinc nitrate and zinc acetate as precursors and urea as a fuel was used to synthesize zinc oxide nano-phosphors (ZnO NPr).

TL;DR: In this article, a spontaneous expansion approach was introduced with expanded graphite as the precursors, and a foam-like graphite was more easily oxidized in reaction with the oxidant (KMnO4) to form graphene oxide.

TL;DR: In this paper, Fe 3 O 4 magnetic nanoparticles (MNPs) are synthesized via plantain peel extract by the biogenic method and the reaction process is simple, eco-friendly and convenient to handle.

TL;DR: In this paper, the morphology structure and stability of the synthesized ZnO nanoparticles were studied using XRD, FTIR, SEM, FE-TEM and Zeta potential.

TL;DR: In this article, the morphological, crystal, and optoelectronic properties of cuprous oxide (Cu2O) films have been investigated by different N2 plasma treatment times and X-ray diffraction measurements show that Cu2O thin films grow on c-sapphire substrate with preferred (111) orientation.

TL;DR: In this paper, the simple and eco-friendly synthesis of silver nanoparticles using cow milk was reported, which can significantly inhibit the growth of phytopathogens Colletotrichum coccodes, Monilinia sp., and Pyricularia sp.

TL;DR: In this article, the authors reported the successful synthesis of ZnO nano-mushrooms (ZNM) by the solution combustion method and their effective use as a photocatalyst for photocatalytic degradation of methyl orange.

TL;DR: In this article, the authors reported synthesis of zinc oxide (ZnO) nanoparticles via wet chemical method using molar solutions of zinc nitrate hexahydrate [Zn(NO3)2·6H2O] and ammonium hydroxide (NH4OH) with polyvinylpyrollidone (PVP) as capping agent.

TL;DR: Tetragonal phase SnO2 nanoparticles were synthesized by sol-gel method using SnCl2·2H2O and polyethylene glycol (PEG) at different calcination temperatures as mentioned in this paper.

TL;DR: In this paper, a planar structure with both structure and potential application value like graphene was synthesized through the corrosion of layered Ti3AlC2 by magnetic stirring, which made the structure extend along c-axis.

TL;DR: In this article, the thermal decomposition of multiwall carbon nanotubes (MWCNTs) under different conditions was studied by DTA/TG, XRD, RAMAN spectroscopy and electron microscopy.

TL;DR: In this paper, the synthesis and characterization of zinc oxide nanoparticles (ZnO NPs) by biological method and its utility as catalyst in Claisen Schmidt Condensation reaction has been described.

TL;DR: In this article, undoped and Nd-doped wurtzite hexagonal ZnO nanoneedles were successfully synthesized by ultrasonic assisted solution method, and characterized by X-ray diffraction (XRD), Fourier transform infrared (FTIR) spectroscopy, scanning electron microscopy (SEM) and transmission electron microscope (TEM).

TL;DR: NiCo 2 O 4 nanowires with an average size of 80×10nm 2 are uniformly and densely dispersed on the graphene sheets as discussed by the authors, which is valuable for practical application in supercapacitors.

TL;DR: In this article, LiF-modified LiNi 0.8 Co 0.1 O 2 exhibits noticeably enhanced rate capability and cycling performance compared with the pristine material and the capacity retention of LiF modified LiNi0.8 CO 0. 1 O 2 shows only 17.8% capacity loss after 200 cycles, while the pristine electrode suffers from 28.2% capacity losses.

TL;DR: In this article, high-crystalline hierarchical BiOX (X=Cl, Br and I) microspheres were prepared by a generalized ionic liquid-assisted solvothermal method.

TL;DR: In this article, the surface states of TiO2 nanotubes and their influences on charge recombination in cell were studied. And the results of the absorption spectra and X-ray photoelectron spectroscopy show that Ti3+ species exist on TNTs' surfaces in the form of oxygen vacancy-Ti3+ states, and the analysis of the electrochemical impedance spectra of cells demonstrate that the electron recombination is aggravated in TNTs-containing cell due to the insertion of TNTs in working electrode.

TL;DR: In this paper, a drop casting water dispersion of GO in the presence of CNC and their nanostructures, surface and electrical properties were investigated and it was found that pristine hydrophilic GO presents a good dispersion when mixed with CNC along with a decrease of the composite electrical resistivity.

TL;DR: A simple solution method was employed for the direct synthesis of ZnO-flowers using zinc acetate precursor in basic medium and utilized as photocatalyst for the degradation of crystal violet (Cv) dye as mentioned in this paper.

TL;DR: In this article, a polyvinylidene fluoride-carbonyl iron powder (PVDF-CIP) composites with different carbonyl-iron powder loading were developed for electromagnetic interference shielding applications in the X band.

TL;DR: In this article, a single step method for the synthesis of silver chloride nanoparticles (AgCl-NPs) using leaf extract of Cissus quadrangularis was demonstrated.

TL;DR: In this article, two experimental alloys containing both Ti and Ta were reported to have high γ′ solvus temperatures of 1131 and 1157°C, respectively.

TL;DR: In this paper, the dielectric permittivity increased 10-fold at 10−2 Hz for RGO compared to EG filled composites at 5 wt% loading while preserving low deformation due to reducing polarization process to screen charge movement.

TL;DR: Li-doped NiO thin films (Li:NiO) were deposited on glass substrates using a facile sol-gel method in this paper, and the effects of Li doping concentration on the structural, electrical and optical properties of Li: NiO films were examined.

TL;DR: A green and facile approach to synthesize reduced graphene oxide with Zn powder under acidic condition at room temperature, which results in a substantial removal of oxygen functionalities, and yields a C/O ratio as high as 8.2 as mentioned in this paper.

TL;DR: Titanium particles were deposited onto Polyetheretherketone substrates using Cold Gas Spray technology and a factorial number of experiments were designed in order to study different spraying conditions as mentioned in this paper.

TL;DR: In this paper, green synthesis of Ag NPs was performed from aqueous silver nitrate using the fresh Ixora coccinea L., leaves extract, which was observed by the change of color from colorless to dark brown by the addition of Silver nitrate into leaves extract.

TL;DR: In this paper, aqueous suspensions containing 45vol% of 45S5 Bioglass were successfully prepared using carboxymethyl cellulose (CMC) as a single multifunctional (dispersant, binder, gelation agent) processing additive.

TL;DR: The reduced graphene oxide (r-GO) coated with Fe 3 O 4 composite was synthesized through a facile method involving decomposition of Fe(OH) 3 in argon atmosphere and reduction in hydrogen and argon mixture atmosphere as mentioned in this paper.