Başlık için FEF, Fizik Bölümü Koleksiyonu listeleme
Toplam kayıt 322, listelenen: 293-312
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Sn diffusion coefficient and activation energy determined by way of XRD measurement and evaluation of micromechanical properties of Sn diffused YBa2Cu3O7-x superconducting ceramics
(Springer, 2013)This study manifests not only the effect of Sn diffusion on physical, electrical, mechanical, structural and superconducting properties of the bulk YBa2Cu3O7-x (Y123) superconductors prepared by the conventional solid-state ... -
Spectrum analyzer measurement technique for safety evaluation on wireless communication systems
(IEEE, 2011)In this paper, general information about, unionized radiation, wireless communication systems and electromagnetic fields are given. The safety of mobile phones has been evaluated in terms of specific absorption ratio (SAR). ... -
Structural and optical properties of ZnO and Al-doped ZnO microrods obtained by spray pyrolysis method using different solvents
(Elsevier, 2012)ZnO and Al-doped ZnO microrods were obtained by spray pyrolysis method using different solvents such as methanol and propanol. The effect of the type of solvent in the starting solution on the structural, morphological and ... -
Structural and optical properties of ZnO thin films by the spin coating Sol-Gel method
(Kluwer Academic Publishers, 2011)ZnO thin films were deposited onto glass subsrates by a Sol-gel spin coating method. The structural and optical properties of ZnO thin films were investigated. The molar ratios of the zinc acetate dihydrate to Monoethanolamine ... -
Structural, morphological, optical analyses of Ni-doped CdS thin films and their photovoltaic performance in hybrid solar cells
(Springer, 2020)This work reports influences of variation in Ni-doping on structural, morphological, and optical properties of CdS thin films and in their hybrid solar cell applications. X-ray diffraction data showed that increase of ... -
Study of microwave surface resistance of type-II superconductors carrying transport current
(Wiley, 2011)We investigate the microwave surface resistance of an infinitely long type-II superconductor in the critical state carrying transport DC current, in the absence and in the presence of external magnetic fields. Calculations ... -
The study of superconducting and magnetic properties of bis oxalate (C22H22O6) added bulk MgB2
(Elsevier, 2022)The effect of bis oxalate (C22H22O6) addition on critical current density (J(c)), lattice parameters, microstructure, superconducting temperature (T-c), magnetic levitation force (F-z) and lateral force (F-x) properties ... -
A study of temperature dependent local atomic displacements in a Ba(Fe1-xCox)(2)As-2 superconductor
(Royal Soc Chemistry, 2016)We have studied the local structure of a Ba(Fe1-xCox)(2)As-2 superconductor using temperature dependent extended X-ray absorption fine structure (EXAFS) measurements. Polarized EXAFS at the Fe K-edge on an optimally doped ... -
Study of the hydrothermal crystallization process of barium titanate by means of X-ray mass attenuation coefficient measurements at an energy of 59.54 keV
(Elsevier Science Inc, 2017)In this work, the X-ray mass attenuation coefficients of hydrothermally synthesized barium titanate (BaTiO3) samples were calculated with the purpose of determining the crystallization sequence of BaTiO3. Hydrothermally ... -
A study of the radiological baseline conditions around the planned Sinop (Turkey) nuclear power plant using the mapping method
(Springer, 2019)This study makes a first attempt at a detailed estimation of the background radioactivity level and its distribution at the Sinop nuclear power plant site. the activity concentration levels of Ra-226, Th-232, K-40 and ... -
Surface modification of CBD-grown CdS thin films for hybrid solar cell applications
(Elsevier Gmbh, 2019)The influences of interfacial modification by various dyes (Eosin-Y, D205, N719 and N3) on structural, morphological, optical and electrical properties of CdS-based hybrid solar cells are investigated. Structural properties ... -
Synthesis and fabrication of Mg-doped ZnO-based dye-synthesized solar cells
(Springer, 2014)Undoped and 2, 4 and 6 at.% Mg-doped ZnO nanorods were successfully deposited on ZnO seeded fluorine tin oxide substrates by a simple chemical bath deposition technique to form a photoanode. It was seen that all the samples ... -
Temperature dependent local atomic displacements in NaSn2As2 system
(Iop Publishing Ltd, 2019)NaSn(2)As(2 )is mechanically exfoliable layered van der Waals (vdW) Zintl phase that is getting interesting due to its low thermal conductivity and recently observed superconductivity. Here, we have investigated the ... -
Theoretical inspecting of At-211 radionuclide via Coupled-channel model for fusion reaction of stable nuclei
(Natl Atomic Energy Agency Indonesia, 2021)This work has been carried out to obtain and inspect of At-211 radionuclide through fusion reaction. Cross-sections for fusion reaction have been calculated with different interaction combinations and excitations for F-19 ... -
A theoretical study for temperature dependence of levitation force of high-T-c superconductors
(Elsevier, 2013)The temperature effect on the levitation force of a cylindrical type-II superconductor was investigated theoretically by solving the critical state equation. Analytical expressions are obtained for the levitation force ... -
Thermal conductivity and phase-change properties of boron nitride-lead oxide nanoparticle-doped polymer nanocomposites
(MDPI, 2023)Thermally conductive phase-change materials (PCMs) were produced using the crosslinked Poly (Styrene-block-Ethylene Glycol Di MethylMethacrylate) (PS-PEG DM) copolymer by employing boron nitride (BN)/lead oxide (PbO) ... -
Transparent and conductive CdS:Ca thin films for optoelectronic applications
(Springer Heidelberg, 2020)This paper presents the structural, morphological, optical and electrical evolution of Ca-doped CdS thin films. Non-doped and Ca-doped CdS samples with various amounts of Ca atoms (from 0 to 10 at.% with an increasing step ... -
Trapped magnetic field and levitation force properties of multi-seeded YBCO superconductors with different seed distance
(Elsevier Science Sa, 2020)The performance of large grain (RE)BCO superconducting bulks has the significant potential for magnetic-force based applications such as trapped field magnets and magnetic levitation devices. These materials can trap high ... -
Tritium concentrations and consequent doses in bottled natural and mineral waters sold in Turkey and Azerbaijan
(Elsevier Ltd, 2021)In this study, tritium levels in commercially sold bottled natural and mineral waters in Turkey and Azerbaijan were determined. Tritium measurements were performed using Liquid Scintillation Counter (PerkinElmer TriCarb ...
