Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 186, listelenen: 89-108
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Investigation of the effects of Tm 3+ on the structural, microstructural, optical, and magnetic properties of Sr hexaferrites
(Elsevier B.V., 2019)SrTm x Fe 12?x O 4 (0.00 ? x ? 0.10) hexaferrites (HFs) are produced successfully using a sol–gel approach. The structural, optical, and magnetic properties are investigated. The hexagonal phase is confirmed for all the ... -
Investigation of the time evolution of Lane-emden-type Kanai-caldirola oscillator
(2009)In this study, we have investigated the time evolution of the first kind Lane-Emden-type Kanai-Caldirola oscillator. The total energy of the one dimensional classical harmonic oscillator with time-dependent mass is obtained. ... -
Investigation of the time evolutions of some log-periodic oscillators
(2010)We consider the time evolution of the one dimensional classical and quantum oscillator systems according to its mass and spring constant with fluctuating time. By using the SU(1,1) coherent states, the classical equations ... -
Investigation on dielectric properties of atomic layer deposited Al 2O3 dielectric films
(2014)Al/Al2O3/p-Si Schottky barrier diodes (SBDs) were fabricated using atomic layer deposition technique in order to investigate dielectric properties of SBDs. For this purpose, admittance measurements were conducted at room ... -
Leakage current by Frenkel-Poole emission on benzotriazole and benzothiadiazole based organic devices
(Elsevier Ltd, 2014)In this study three different organic semiconductors were used in the fabrication of ITO/PEDOT:PSS/Polymer:PCBM/LiF/Al configuration. Reverse current density-voltage (Jr-V) measurements of the samples were investigated to ... -
Low temperature thermoluminescence behaviour of Y2O3 nanoparticles
(Chinese Society of Rare Earths, 2019)Y2O3 nanoparticles were investigated using low temperature thermoluminescence (TL) experiments. TL glow curve recorded at constant heating rate of 0.4 K/s exhibits seven peaks around 19, 62, 91, 115, 162, 196 and 215 K. ... -
Low temperature thermoluminescence of Gd2O3 nanoparticles using various heating rate and Tmax − Texc. methods
(Elsevier B.V., 2019)Thermoluminescence (TL) measurements for Gd 2 O 3 nanoparticles were carried out for various heating rates between 0.3 and 0.8 K/s at low temperatures (10–280 K). TL spectrum exhibited two observable and one faint peaks ... -
Magnetic and dielectric properties of Bi3+ substituted SrFe12O19 hexaferrite
(Elsevier B.V., 2016)In the present study, SrBixFe12−xO19 (0.0≤x≤1.0) nanomaterials were successfully synthesized by using chemical co-precipitation method. Products were characterized by X-ray diffraction (XRD), Scanning Electron Microscopy ... -
Magnetic and kinetical properties of Fe-27%Ni-4%Mn and Fe-27%Ni-4%Mn-2%Zn alloys investigated by VSM and DSC
(Springer New York LLC, 2018)We report on the structural, thermal, and magnetic properties of thermally induced martensite in Fe-27%Ni-4%Mn and Fe-27%Ni-4%Mn-2%Zn alloys. Scanning electron microscopy (SEM), differential scanning calorimetry (DSC), and ... -
Magnetic Attributes of NiFe2O4 Nanoparticles: Influence of Dysprosium Ions (Dy3+) Substitution
(Mdpi, 2019)This paper reports the influence of dysprosium ion (Dy3+) substitution on the structural and magnetic properties of NiDyxFe2-xO4 (0.0 <= x <= 0.1) nanoparticles (NPs) prepared using a hydrothermal method. The structure and ... -
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 ... -
Magnetic properties and cation distribution of bimetallic (Mn–Co) doped NiFe2O4 nanoparticles
(Springer New York LLC, 2017)Nickel ferrite (NiFe2O4), an inverse spinel crystal structure and a soft transition metal oxide, contemplated as a good magnetic semiconducting material with low coercivity and saturation magnetization (M s). In this study, ... -
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 ... -
Magnetic properties of FeMnyCoyFe2−2yO4@Oleylamine nanocomposite with cation distribution
(Springer New York LLC, 2017)In this study, oleylamine (OAm) capped FeMnyCoyFe2−2yO4 (0.0 ≤ y ≤ 0.4) nanocomposites (NCs) were prepared via the polyol route and the impact of bimetallic Co3+ and Mn3+ ions on the structural and magnetic properties of ... -
Magnetism and microstructure characterization of phase transitions in a steel
(2014)We present phase transitions in a low carbon steel according to existing phases and their magnetism. Scanning electron microscope employed research to clarify and evaluate the microstructural details. Additionally, we ... -
Magneto optical properties and hperfine interactions of Cr3+ Ion substituted copper ferrite nanoparticles
(Springer New York LLC, 2018)Spinel CuCrxFe2−xO4 (0.0 ≤ y ≤ 1.0) nanoparticles were fabricated by co-precipitation. X-ray diffraction proved the pureness and cubic crystal assembly of products which have the crystallite sizes varying between 16 and ... -
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 ... -
Magneto-optical investigation and hyperfine interactions of copper substituted Fe3O4 nanoparticles
(Elsevier Ltd, 2016)CCopper substituted Fe3O4 nanoparticles (NPs) (CuxFe1−xFe2O4 (0.0≤x≤1.0)) were synthesized by polyol method and the effect of Cu2+ substitution on structural, magnetic and optical properties of Fe3O4 was investigated. X-ray ... -
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 ...
