Başlık için Fizik Bölümü Koleksiyonu listeleme
Toplam kayıt 189, listelenen: 90-109
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Lanthanum ion substituted cobalt ferrite nanoparticles and their hyperthermia efficiency
(Elsevier Science Bv, 2018)We investigated the structural, compositional, and magnetic properties as well as the AC magnetic hyperthermic response of CoFe2-xLaxO4 (x = 0.0; 0.2; 0.5) nanoparticles. We found that the La3+ ions substituted into the ... -
Lattice vibrations of pure and doped GaSe
(Pergamon-Elsevier Science Ltd, 2006)The Bridgman method is used to grow especially undoped and doped single crystals of GaSe. Composition and impurity content of the grown crystals were determined using X-ray fluorescence (XRF) method. X-ray diffraction, ... -
Lyotropic Lamellar Mesophase. Magneto-Morphologic Transformations and Optical Refracting Properties: Effect of Optically Active Dopants
(Carl Hanser Verlag, 2020)Effect of optically active dopants on the morphologic and optical refracting properties of the lyotropic liquid crystalline mesophase with anisometric micelles has been investigated. Lyotropic lamellar mesophases, which ... -
Lyotropic liquid crystalline hexagonal mesophase. Thermo-morphologic and magneto-morphologic transformations, electrical conductivity and optical refractive properties: Effect of optically active compounds
(Elsevier, 2020)Mesophase chirality in lyotropic liquid crystalline hexagonal E mesophase, which is formed by the anisometric micelles with quasi-infinite length, was studied. Effect of the optically active dopants {tartaric acid (TA) and ... -
Lyotropic mesophase in amphiphile plus aliphatic alcohol mixtures with additions of water: mesomorphic, thermomorphologic, and optical refracting properties
(Springer, 2017)Amphiphile + aliphatic alcohol lyotropic systems with addition of water can form micelles with normal, mixed, and inverse type. Such systems display various types of mesophases and exhibit interesting structural, physical, ... -
Magnetic and Magnetocaloric Properties of High-Energy Ball-Milled Nanocrystalline CeMn2Ge2 Compound
(Springer, 2016)CeMn2Ge2 nanopowders have been obtained by high-energy ball milling for 5 and 10 hours from bulk compound to investigate the effect of milling time on magnetic and magnetocaloric properties. CeMn2Ge2 nanopowders have been ... -
Magnetic measurements on HgMnTe epitaxial layers
(Amer Inst Physics, 1997)Magnetization measurements have been performed on epitaxial layers of Hg1−xMnxTe (MMT) using an alternating gradient field magnetometer (AGFM). The layers, which have a Mn concentration in the range 0.05<x<0.20, and ... -
Magnetic properties and sensitized visible and NIR luminescence of Dy-III and Eu-III coordination polymers by energy transfer antenna ligands
(Taylor & Francis Ltd, 2017)Two coordination polymers, {[Ln(2-stp)(4,4 '-bipy)(H2O)]center dot(H2O)}, [Ln = Dy (1) and Eu (2), 2-stp = 2-sulfoterephthalate and 4,4 '-bipy = 4,4 '-bipyridine] have been characterized by solid state UV-vis, FTIR spectra, ... -
Magnetic properties of La0.65Ca0.30Pb0.05Mn0.9B0.1O3 (B = Co, Ni, Cu and Zn)
(Elsevier Science Sa, 2015)The La0.65Ca0.30Pb0.05Mn0.9B0.1O3 (A = Co, Ni, Cu and Zn) manganites have been prepared via sol-gel method and sintered at 1100 degrees C for 24 h. The aim of the study was to investigate B-site cation doping effects on ... -
Measurement and comparison of complex impedance of silicon p-i-n photodiodes at different temperatures
(Maik Nauka/Interperiodica/Springer, 2007)The dark alternating current (ac) parameters of BPW34 and BPW41 (Vishay-Telefunken) silicon p-i-n photodiodes arc measured and compared at different temperatures using the impedance spectroscopy technique. The impedance ... -
Measurement and comparison of silicon p-i-n-photodiodes with ac impedance at different voltages
(Maik Nauka/Interperiodica/Springer, 2008)The dark alternating current (ac) parameters of commercially available silicon p-i-n-photodiodes are measured and compared at room temperature both in forward and reverse bias using the impedance spectroscopy technique. ... -
Microscopic theory of the activated behavior of the quantized Hall effect
(Elsevier Science Bv, 2010)The thermally activated behavior of the gate defined narrow Hall bars is studied by analyzing the existence of the incompressible strips within a Hartree-type approximation. We perform self-consistent calculations considering ... -
Monitoring the performance of single and triple junction amorphous silicon modules in two building integrated photovoltaic (BIPV) installations
(Elsevier Sci Ltd, 2013)Mugla is located in south west Turkey at 37 degrees 13'N latitude and 28 degrees 36'E longitude with yearly sum of horizontal global irradiation exceeding 1700 kWh per square meter. Mugla has a Mediterranean Climate which ... -
Morphologic Properties, Texture Transformations and Optical Refracting Properties: Aqueous Bicomponent Amphiphilic Lyotropic Systems
(Carl Hanser Verlag, 2018)The mesomorphic, morphologic and optical refracting properties of the bicomponent amphiphilic lyotropic systems have been investigated. Five amphiphiles with various concentration combinations as cationic - cationic, anionic ... -
Multiple energy synchrotron biomedical imaging system
(Iop Publishing Ltd, 2016)A multiple energy imaging system that can extract multiple endogenous or induced contrast materials as well as water and bone images would be ideal for imaging of biological subjects. The continuous spectrum available from ... -
Multiple Energy Synchrotron Biomedical Imaging System- Preliminary Results
(Springer Int Publishing Ag, 2015)The drive to improve and expand the amount of information extracted from various imaging modalities has led to the use of multiple (usually two) x-ray photon energies in computed tomography clinical systems. With the use ... -
n -CdS/ p-Cu (In, Ga)Se2 heteroeklem güneş pilinde akım iletim mekanizmasının belirlenmesi
(2001)Bu çalışmada Stuttgart Üniversitesi IPE laboratuarlarında hazırlanan ve emici tabakasını oluşturan materyallerin göreli ağırlık oranları; %22.26 Cu, %19.46 In,"%7.27 Ga ve %51.02 Se olan n-CdS/p-Cu(In,Ga)Se2 heteroeklem ... -
N-Acetylglucoseamine modified alginate sponges as scaffolds for skin tissue engineering
(Tubitak Scientific & Technical Research Council Turkey, 2017)In the treatment of dermal wounds, wound-dressing materials prepared from natural mucopolysaccharides are widely used because of their advantages such as nonirritation, nontoxicity, and ease in topical application. In the ... -
N-salicylidene anilines and their copper complexes: comparative investigations of mesomorphic, morphologic, thermotropic and thermodynamical properties
(Taylor & Francis Ltd, 2006)In this work comparative studies of the mesomorphic and morphologic properties and thermal behaviour of new Schiff base N-salicylidene aniline ligands and the effects of Cu(II) additions on these properties have been carried ... -
The native and metastable defects and their joint density of states in hydrogenated amorphous silicon obtained from the improved dual beam photoconductivity method
(American Institute of Physics Inc., 2023)In this study, undoped hydrogenated amorphous silicon (a-Si:H) thin films deposited under moderate dilution ratios of silane by radio frequency plasma-enhanced chemical vapor deposition (RF-PECVD) have been investigated ...