Başlık için Fizik Bölümü listeleme
Toplam kayıt 191, listelenen: 96-115
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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 ... -
Magneto-optical properties of BaCryFe12−yO19 (0.0 ≤ y ≤ 1.0) hexaferrites
(Elsevier B.V., 2018)In this study, nanocrystalline BaCryFe12−yO19 (0.0 ≤ y ≤ 1.0) hexaferrite powders were prepared by sol–gel auto combustion method and the effect of Cr3+ ion substitution on morphology, structure, optic and magnetic properties ... -
The main electrical and interfacial properties of benzotriazole and fluorene based organic devices
(2013)Electrical and interfacial properties of ITO/PEDOT:PSS/poly((9,9-dioctylfluorene)-2,7-diyl(2-dodecyl-benzo[1,2,3]triazole)) (PFTBT)/Au devices were investigated using current-voltage (I-V), capacitance-voltage (C-V) and ... -
Manganese/yttrium codoped strontium nanohexaferrites: Evaluation of magnetic susceptibility and mossbauer spectra
(MDPI AG, 2019)Abstract: Manganese (Mn)- and yttrium (Y)-substituted Sr-nanohexaferrites (MYSNHFs) of composition Sr1_xMnxFe12_xYxO19 (with 0.0 ≤ x ≤ 0.5) were prepared by citrate sol-gel autocombustion method. As-prepared MYSNHFs were ... -
Martensitic transformation and magnetic properties of the CuAl, CuAlMn, and CuAlMnZn alloys
(Springer New York LLC, 2018)In the present work, the effect of alloying elements on the phase transformation which are formed by cooling effect in CuAl, CuAlMn, and CuAlMnZn (wt%) alloys are investigated using scanning electron microscopy (SEM) and ...