Başlık için FEF, Fizik Bölümü Koleksiyonu listeleme
Toplam kayıt 321, listelenen: 201-220
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Investigation of effect of x in Yb1-xGdxBa 2Cu3O7-y superconducting structures on upper critical magnetic field and coherence length
(Institute of Physics Publishing, 2009)The resistivity measurements of the Yb1-xGdxBa 2Cu3O7-y superconducting samples prepared by using the solid-state reaction technique for x=0.0, 0.2, 0.4, 0.6, 0.8 and 1.0 were performed in QD-PPMS system under different ... -
Investigation of magnetic force properties between different PMGs and multi-seeded YBCO superconductors with different seed distances
(Elsevier, 2019)The magnetic levitation force in vertical direction and guidance force in lateral direction should be increased for enhancing the loading capacity and stability of Maglev systems, respectively. in this study, we have ... -
The investigation of magnetic levitation performances of single grain YBCO at different temperatures
(Elsevier Science Sa, 2017)The temperature dependence of the magnetic levitation force has been investigated for single-grain YBCO bulk sample, 20 mm in diameter with a thickness of 8 mm, fabricated by top-seeded melt growth (TSMG) method using Nd123 ... -
Investigation of MgB2 bulk superconductors synthesized by in situ spark plasma sintering at different temperatures
(Elsevier, 2023)In this research, the synthesis of MgB2 bulk superconductor with in-situ spark plasma sintering technique at different temperatures and the impacts of these sintering temperatures on the critical parameters (density, phase ... -
Investigation of natural radioactivity and associated radiological hazards in ceramic sanitary ware products commercially sold in Turkey
(Taylor & Francis Ltd, 2019)All ceramic products used in the construction of buildings contain natural radioisotopes at various rates. These radioisotopes are the main source of outdoor radiation to which people living in houses or workplaces are ... -
Investigation of some superconducting properties of ytterbium diffusion-doped YBa2Cu3O7-x superconductors
(Elsevier, 2008)The effect of Yb diffusion on structural evolution and superconducting properties of YBa2Cu307-x (Y123) prepared in the bulk polycrystalline form were studied. The ytterbium (Yb) diffusion in superconducting Y123 ceramic ... -
The investigation of stability of n-CdS/p-Cu2S solar cells prepared by cold substrate method
(IOP Publishing, 2021)In this study, two different n-CdS/p-Cu2S solar cells were prepared by evaporating Cu at different substrate temperatures (200 K and 300 K) by vacuum evaporation method on a single crystal CdS semiconductor. Field emission ... -
Investigation of structural and optical properties of ZnO films co-doped with fluorine and indium
(Elsevier, 2012)Undoped ZnO film and ZnO films, which are co-doped with F and In (FIZO) at different concentrations, were synthesized by sol-gel technique and the effects of co-doping of F and In on structural and optical properties of ... -
Investigation of the dependency of the upper critical magnetic field on the content x in Y1-xYbx/2Gdx/2Ba2Cu3O7-y superconducting structures
(Elsevier, 2008)The Y1-xYbx/2Gdx/2Ba2Cu3O7-y superconducting samples for x = 0.0, 0.2, 0.4, 0.6, 0.8 and 1.0 were prepared by using the solid-state reaction technique. Resistivity measurements of the samples were performed in QD-PPMS ... -
An investigation on CdSeTe/CdTe stacks deposited by evaporation: Impact of Halide treatment depending on the applied surface
(Wiley, 2024)Among the methods applied to modify the characteristics of CdSeTe/CdTe stacks, one of the most well-known and widely used procedures is the CdCl2 halide treatment. In this connection, the influence of CdCl2 on microstructural ... -
Investigation on the levitation force behaviour of malic acid added bulk MgB2 superconductors
(Elsevier, 2014)The effects of malic acid addition (from 0 to 15 wt% of the total MgB2) on the levitation force properties of bulk MgB2 have been investigated. All samples were prepared from magnesium powder, amorphous boron powder, malic ... -
The investigation on the regional nanoparticle Ag doping into MgTi0.06B2 bulk for improvement the magnetic levitation force and the bulk critical current
(Elsevier Science Sa, 2017)Fabrication methods are important way to improve structural and superconducting properties of MgB2 such as critical current, magnetic levitation force (MLF) and magnetic field trapping capability. Although the graded ... -
IR laser line scanning treatments to improve levitation forces in MgTi0.06B2 bulk materials
(Elsevier Science Sa, 2019)Infrared (IR) laser-line scanning has been widely used to induce different surface microstructures in a broad range of materials. in this work, this laser configuration was applied on the surface of MgTi0.06B2 bulk samples ... -
Irreversibility line and flux relaxation in Bi:2223/Ag tape prepared by CTFF technique: H//c axis
(Springer Link, 2010)We have studied flux dynamics in Bi:2223/Ag tape prepared by the CTFF technique in the orientation of H//c axis. Irreversibility line (IL) of a Bi:2223/Ag tape has been determined from AC susceptibility and the DC magnetization ... -
K-shell X-ray fluorescence cross-sections and intensity ratios for some pure metals at 59.5 and 123.6 keV
(Elsevier, 2007)K-shell X-ray fluorescence cross-sections for some pure metals such as Cr, Fe, Co, Cu, Zn, Ga, Se, Y, Mo, Cd, In, Sn, Te, Ba, Ta, W and Bi have been theoretically and experimentally determined. The Cr, Fe, Co, Cu, Zn, Ga, ... -
Kinetic phase phenomena of model with the chemical formula ABpC1−p on honeycomb lattice
(Elsevier, 2024)We investigate the ferromagnetic–ferrimagnetic ternary alloy model with the chemical formula ABpC1−p with mean-field theory based on Glauber-type stochastic dynamics, namely dynamic mean-field theory, on a honeycomb lattice ... -
Lateral force measurements for (Gd123)(1-x) :(Gd211) (x) superconductors at different temperatures
(Springer, 2017)The lateral levitation force between melt-textured (Gd123)(1-x) :(Gd211) (x) bulk superconductors for x = 0.0, 0.1, 0.2, 0.3, 0.4, and 0.5 and a permanent magnet is measured at 30, 40, 50, 60, and 77 K under zero-field-cooling ... -
Levitation force at different temperatures and superconducting properties of nano-structured MgB2 superconductors
(Elsevier, 2010)The levitation and pinning force properties of nanocrystalline MgB2 superconductors prepared by a mechanical alloying technique with varying milling duration have been investigated. Levitation force measurements under ... -
LMS and RLS equalizer performances of ultra wideband system in body area network channel
(Ieee, 2016)This paper provides baseband simulation performed ultrawideband (UWB) system with direct sequence spread spectrum (DSSS) presented in the IEEE 802.15.6 wireless body area network (WBAN) standard. Body area network channel ... -
The local structure and magnetic correlations in La(Fei(1-x)Mn(x))AsO system
(Pergamon-Elsevier Science Ltd, 2019)The local structure of La(Fei(1-x)Mn(x))AsO, showing suppression of long-range magnetic order by Mn-substitution, has been studied. Extended X-ray absorption fine structure (EXAFS) measurements at As K-edge and Fe K-edge ...
