Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 186, listelenen: 141-160
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Microwave, dielectric and magnetic properties of Mg-Ti substituted Ni-Zn ferrite nanoparticles
(Elsevier Ltd, 2016)Mg-Ti substituted Ni-Zn spinel ferrites (Ni0.5Zn0.5MgxTixFe2−2xO4, where 0.05≤x≤0.25) have been prepared by conventional solid state reaction method. 1 wt% B2O3 was added to increase the crystal growth at low temperatures. ... -
Magneto-optical properties and Mössbauer Investigation of BaxSryPbzFe12O19 Hexaferrites
(Elsevier Ltd, 2017)Ba0.3Sr0.4Pb0.3Fe12O19, Ba0.4Sr0.3Pb0.3Fe12O19 and Ba0.3Sr0.3Pb0.4Fe12O19 hexaferrites were synthesized via sol-gel auto combustion. XRD (X-ray powder diffraction) powder patterns of the products confirmed the formation ... -
Magnetic properties and hyperfine interactions of Co1-2xNixMnxFe2O4 nanoparticles
(Elsevier Ltd, 2017)Co1-2xNixMnxFe2O4 (0.0≤x≤0.5) nanoparticles (NPs) were prepared via citrate assisted microwave combus-tion route. XRD analysis confirmed the cubic structure (spinel) of all samples. Average crystallite size ofproducts ... -
Magnetic properties and Mössbauer spectroscopy of Cu-Mn substituted BaFe12O19 hexaferrites
(Elsevier Ltd, 2017)In this study, bimetallic (Cu-Mn) substituted M-type Ba 1-2x Mn x Cu x Fe 12 O 19 (0.0 ? x ? 0.1) hexaferrites were fabricated via sol-gel auto-combustion route. The effect of bimetallic substitution on structure, morphology ... -
Hydrothermal synthesis of CoyZnyMn1-2yFe2O4 nanoferrites: Magneto-optical investigation
(Elsevier Ltd, 2018)Manganese ferrites nanoparticles (NPs) substituted with both Co2+ and Zn2+ simultaneously (CoyZnyMn1-2yFe2O4 NPs for y=0.0 to 0.5), have been produced by hydrothermal approach. The substitution with both Co2+ and Zn2+ ions ... -
AC susceptibility and Mossbauer study of Ce3+ ion substituted SrFe12O19 nanohexaferrites
(Elsevier Ltd, 2018)Ce3+ ion substituted SrFe12O19, SrFe12-xCexO19 (0.0 ≤ x ≤ 0.5), nanohexaferrites were fabricated by citrate sol-gel combustion approach. X–ray diffractometry (XRD), Scanning electron microscopy (SEM), Energy dispersive ... -
Magneto-optical and microstructural properties of spinel cubic copper ferrites with Li-Al co-substitution
(Elsevier Ltd, 2018)Nanospinel Li2xCu1-xAlyFe2-yO4 ferrites with composition x = y = 0.0, 0.2, 0.3 and 0.4, were successfully synthesized via hydrothermal method. The effect of co-substitution (Li and Al) on structural, morphological and ... -
Substitution effect of Cr 3+ on hyperfine interactions, magnetic and optical properties of Sr-hexaferrites
(Elsevier Ltd, 2018)Chromium-substituted strontium nano-hexaferrites, SrCrxFe12-xO19 (0.0 ≤ x ≤ 1.0), were produced by the hydrothermal route. The structure, morphology, optical and magnetic properties were studied. Crystal structure, spinel ... -
AC susceptibility and hyperfine interactions of Mg-Ca ions co-substituted BaFe 12 O 19 nanohexaferrites
(Elsevier Ltd, 2019)Magnesium and calcium co-substituted Ba M-type nanohexaferrite (NHFs) is fabricated via sol-gel auto-combustion technique. The phase formation was proved by XRD powder pattern, FESEM and HR-TEM. Magnetic properties of Ba ... -
AC susceptibility and hyperfine interactions of vanadium substituted barium nanohexaferrites
(Elsevier Ltd, 2018)Vanadium ions substituted BaFe12O19 nanohexaferrites, BaFe12-xVxO19 (0.0 ≤x ≤ 0.1), were produced through the sol-gel auto-combustion route. The structure, morphology and the elemental compositions of various products were ... -
Structure, Mössbauer and AC susceptibility of strontium nanohexaferrites: Effect of vanadium ions doping
(Elsevier Ltd, 2019)This study contains information about the effect of V3+ vanadium doping on structural, morphological and magnetic properties of SrFe12-xVxO19 (x = 0.00, 0.02, 0.04, 0.06, 0.08, 0.10) nanohexaferrites. Samples have been ... -
Phase transitions in a high-chromium and medium-carbon steel
(2008)Investigation of phase transformations in a high-chromium and medium-carbon steel were carried out with scanning electron microscopy (SEM) and Mössbauer spectroscopy for different prior heat treatment conditions of studied ... -
Influence of Si3N4 layer on the electrical properties of Au/n-4H SiC diodes
(Indian Academy of Sciences, 2018)In this study, the effect of Si3N4 insulator layer on the electrical characteristics of Au/n-4H SiC diode was investigated. The current–voltage ( I−V ), capacitance–voltage ( C−V ) and conductance–voltage ( G/w−V ) ... -
ALD TiO2 thin film as dielectric for Al/p-Si Schottky diode
(Indian Academy of Sciences, 2014)Electrical analysis of Al/p-Si Schottky diode with titanium dioxide (TiO2) thin film was performed at room temperature. The forward and reverse bias current-voltage (I-V) characteristics of diode were studied. Using ... -
Temperature dependence of electrical properties in In/Cu 2 ZnSnTe 4 /Si/Ag diodes
(Indian Academy of Sciences, 2019)Cu2ZnSnTe4 (CZTTe) thin films with In metal contact were deposited by thermal evaporation on monocrystalline n-type Si wafers with Ag ohmic contact to investigate the device characteristics of an In/CZTTe/Si/Ag diode. The ... -
Design, synthesis and docking studies of benzimidazole derivatives as potential EGFR inhibitors
(Elsevier Masson SAS, 2019)In this study, a series of benzimidazoles bearing thiosemicarbazide chain or triazole and thiadiazole rings were designed and synthesized. Crystal and molecular structure of the compound 5c has been characterized by single ... -
On the negative capacitance behavior in the forward bias of Au/n–4H–SiC (MS) and comparison between MS and Au/TiO2/n–4H–SiC (MIS) type diodes both in dark and under 200 W illumination intensity
(World Scientific Publishing Co. Pte Ltd, 2015)In order to see the effect of interfacial layer on electrical characteristics both Au/n-4H- SiC (MS) and Au/TiO<inf>2</inf>/n-4H-SiC (MIS) type Schottky barrier diodes (SBDs) were fabricated and their main electrical ... -
Theoretical prediction of the structural, elastic, mechanical and phonon properties of bismuth telluride under pressure
(World Scientific Publishing Co. Pte Ltd, 2015)Bismuth telluride (Bi2Te3) is one of the most intricate materials with its semiconducting, insulating and pressure-induced superconducting properties. Although different theoretical works have been carried out to understand ... -
Magnetic nanoparticles for plasmid DNA purification through hydrophobic interaction chromatography
(Taylor and Francis Inc., 2014)Magnetic poly(2-hydroxyethyl methacrylate-co-N-methacryloyl–L-phenyl alanine), p(HEMA-co-MAPA) nanoparticles were produced by emulsion polymerization technique. The nanoparticles were characterized by zetasizer, atomic ... -
A Theoretical Investigation of the Effect of Pressure on the Structural, Elastic and Mechanical Properties of ZnS Crystals
(Springer New York LLC, 2015)Structural, elastic, and mechanical properties of blende-type zinc sulfide (bt-ZnS) were investigated under pressures up to 20 GPa. Unlike previous theoretical calculations, an existing mixed-type interatomic potential was ...
