Showing papers in "Solid State Sciences in 2009"

TL;DR: In this article, the photoluminescence (PL) spectra at room temperature were measured and the strong UV excitonic emission indicates the good optical properties, and the weak deep-level emission reveals very limited structural defects in the crystals.

TL;DR: In this paper, as-prepared Cu 2 O nanoparticles are substantially stable in ambient atmosphere and the Cu 2 + as main state exists on the surface of Cu 2 o nanoparticles.

TL;DR: In this article, the crystal structure and phase transitions of K x Na 1− x NbO 3 (0.4 − 0.6) were presented. But the phase transitions were not characterized.

TL;DR: In this article, Tetragonal copper ferrite (CuFe2O4) nanofibers were fabricated by electrospinning method using a solution that contained poly(vinyl pyrrolidone) (PVP) and Cu and Fe nitrates as alternative metal sources.

TL;DR: In this article, the authors demonstrated that ZnFe2O4/polypyrrole core-shell nanoparticles can be facilely synthesized via in situ chemical oxidative polymerization of pyrrole monomers on the surface of the nanoparticles, and the phase structures, morphologies and properties of the as-prepared products were investigated by XRD, TEM, SEM, VSM, and FTIR spectra.

TL;DR: In this paper, the properties of glass with composition 50Bi2O3-(50−−−x) B2O 3-xGeO2 (x = 0, 5, 10, 15, 15) were investigated by differential thermal analysis and the structures of the glasses were probed by Infrared, Raman and X-ray photoelectron spectroscopy (XPS).

TL;DR: In this article, structural, electrical, optical, and especially thermoelectrical characterization of iron doped tin oxide films, which have been deposited by spray pyrolysis technique, was reported.

TL;DR: Al-doped ZnO powder was synthesized via the Pechini route with a doping rate varying from 1 to 4.%. A solubility limit has been estimated under 0.3

TL;DR: BaSi2O2N2 is a promising host lattice for rare-earth doped luminescent materials in phosphor-converted (pc)-LEDs as mentioned in this paper.

TL;DR: Li2O-MoO3-B2O3 glasses with different concentrations of CuO (ranging from 0 to 12 ǫ) were prepared by X-ray diffraction, scanning electron microscopy and differential scanning calorimetry Optical absorption, luminescence, ESR, IR and dielectric properties have been investigated as mentioned in this paper.

TL;DR: In this paper, the effect of processing parameters (rotation speed and traverse speed) on the corrosion behavior of friction stir processed high strength precipitation hardenable AA 2219-T87 alloy was investigated.

TL;DR: A-site deficient rare-earth doped BaZr x Ti 1− x O 3 (BZT) ceramics were prepared from a soft-chemistry route and by solid-state reaction (SSR) as discussed by the authors.

TL;DR: In this paper, the structural relationship between Co3Sn2S2 and the intermetallic compound CoSn, both of which contain Kagome nets of cobalt atoms, is discussed.

TL;DR: In this paper, the pH sensing properties of an extended gate field effect transistor (EGFET) based on the vanadium pentoxide xerogel thin film is investigated.

TL;DR: In this article, the electronic structure and mechanical properties of the main binary Laves phase CaMg2, CaAl2 and MgAl2 with C14, C15 and C36 structures in Mg-Al-Ca alloy, respectively, were investigated.

TL;DR: A molecular salt with formula [BmIm]3[PMo12O40]3− has been prepared using room temperature ionic liquid and phosphomolybdic acid.

TL;DR: In this paper, the authors used the Judd-Ofelt (JO) analysis from the emission spectra to calculate transition probabilities (A), lifetime (τR), and branching ratios (βR) and peak stimulated emission cross-section (σPE) for the 5D0→ 7FJ (J = 1, 2, 3 and 4) transitions of the Eu3+ ions.

TL;DR: In this paper, a simple method for preparing silver nanoparticles (Ag NPs) using UV irradiation of AgNO3 in the interlamellar space of a montmorillonite (MMT) without any reducing agent or heat treatment was successfully developed.

TL;DR: In this article, the reverse micellar technique was used to synthesize nanocrystalline NaNbO3 and NaTaO3 for the first time and the particle size was found to be 18 and 40 µm, respectively.

TL;DR: In this paper, the authors proposed some relationships between the introduction of Ln 3+ ions in the TTB framework and the chemical, structural and physical properties of Niobium oxides.

TL;DR: In this paper, the effect of the amount of SiC whiskers on the microstructure, mechanical properties and thermal properties of hot-pressed zirconium diboride (ZrB 2 ) matrix composites was investigated.

TL;DR: In this article, the effect of film thickness on the structural, morphological, optical and electrical properties of close space evaporated In2S3 layers has been studied and detailed study of these results was presented and discussed.

TL;DR: In this article, a combined Rietveld refinement, based on neutron and X-ray powder diffraction data simultaneously, for the three phases LiCoPO4, LizCoPO 4 with a specific intermediate Li-content z = 0.60(10) and CoPO4 was determined.

TL;DR: In this paper, homogeneously dispersed nano-TiO2 was introduced into the matrix of n-type barium-filled cobalt antimony (Ba0.22Co4Sb12) via sol-gel method successfully.

TL;DR: In this article, the effect of Al-doping on ZnS composition, microstructure and optoelectronic properties of as-grown zinc oxide (ZnS) layers was determined using appropriate techniques.

TL;DR: In this article, a Pechini-type solgel process was used to synthesize LaInO3: Sm3+, LaIn O3: Pr3+ and LaIn o3: Tb3+ phosphors.

TL;DR: In this paper, a novel anticorrosion pigment for AZ31 Mg alloy protection, molybdate pillared hydrotalcite (HT-MoO42−), was successfully fabricated via a simple one-step process.

TL;DR: In this article, X-ray diffraction was used to estimate the crystallographic texture, grain size, microstrain and lattice constant of Cerium oxide thin films, which were prepared by combined electron beam evaporation and ion beam assisted deposition techniques.

TL;DR: Hierarchical silver nanostructures, consisting of dendritic (symmetric branched) and fractal patterns (randomly ramified), were synthesized very easily by dropping a droplet of AgNO3-HF solution on silicon wafers as discussed by the authors.

TL;DR: In this paper, a spin coatable and photopatternable mixture of carbon black and SU-8, with proper dispersion characteristics, has been demonstrated as a piezoresistive thin film for polymer microcantilevers.