Başlık için FEF, Fizik Bölümü Koleksiyonu listeleme
Toplam kayıt 321, listelenen: 77-96
-
Determination of radioactivity levels and hazards of soil and sediment samples in Fi{dotless}rti{dotless}na Valley (Rize, Turkey)
(Elsevier, 2007)The natural radioactivity levels in soil and sediment samples of Fi{dotless}rti{dotless}na Valley have been determined. To our knowledge, there seems to be no information about radioactivity level in the Fi{dotless}rti{dotless}na ... -
Determination of radioactivity levels and heavy metal concentrations in seawater, sediment and anchovy (Engraulis encrasicolus) from the Black Sea in Rize, Turkey
(Pergamon-Elsevier Science Ltd, 2017)Seawater, sediment and fish (anchovy) samples consumed in the Rize province of the Eastern Black Sea region of Turkey were collected from five different stations. the radioactivity levels (Ra-226, Th-232. K-40 and Cs-137) ... -
Determination of radioactivity levels of soil samples and the excess of lifetime cancer risk in Rize province, Turkey
(Ijrr-Iranian Journal Radiation Res, 2016)Background: Turkey, especially the northern part of it, was one of the countries which were contaminated by the Chernobyl accident. Rize is a city located in the Northeastern district of Turkey which was heavily influenced ... -
Determination of radiological hazard parameters in sea snails (Rapana venosa) in the East Black Sea Coast of Turkey
(Pergamon-Elsevier Science Ltd, 2018)The aim of this study was to determine the activity concentrations and radiological hazard parameters of Cs-137 and K-40 in soft tissue samples of sea snails (Rapana venosa) collected from 12 different stations in the East ... -
Determination of the effective atomic numbers and electron densities for YBaCuO superconductor in the range 59.5-136 keV
(Elsevier, 2008)The effective atomic numbers and electron densities of YBa2Cu3O7-? superconductor at 59.5, 65.2, 77.1, 94.6, 122 and 136 keV were calculated by using the measured mass attenuation coefficients. Measurements were made by ... -
Determination of the local structure of CsBi4-xPbxTe6 (x=0, 0.5) by X-ray absorption spectroscopy
(Royal Soc Chemistry, 2016)We have studied the local structure and valence electronic unoccupied states of thermoelectric CsBi4Te6 and superconducting CsBi3.5Pb0.5Te6 (T-c similar to 3 K) by extended X-ray absorption fine structure (EXAFS) and X-ray ... -
Determination of trace elements in ashes of milk samples by using XRF technique
(Chemical Publishing Co., 2013)Energy dispersive X-ray fluorescence system has been used to determine the heavy metal ions present in cow's milk. Samples have been collected from farm and markets within the border of Kahramanmaras province, Turkey. An ... -
Determination of tritium concentrations in humans before the development of a nuclear power plant in Turkey
(Taylor & Francis Ltd, 2015)The most widely used method to determine the level of tritium in humans is testing urine. Tritium concentrations in urine samples of 100 persons aged 18-66 years selected randomly from a pilot region in Turkey were analysed. ... -
Differential inelastic scattering cross-section of silicon and gallium arsenide semiconductor crystals
(Chemical Publishing Co., 2016)Because of the extensive usage of silicon and gallium arsenide semiconductor crystals, the differential inelastic scattering cross-sections at 59.5 keV have been measured for various scattering angles changing from 120 to ... -
Distribution of Cs-137 in the mediterranean mussel (Mytilus galloprovincialis) in Eastern Black Sea Coast of Turkey
(Pergamon-Elsevier Science Ltd, 2016)This study presents the results of Cs-137 and K-40 radionuclide concentrations in mussel (Mytilus galloprovincialis) samples collected during the period of February-November 2014 from twelve different stations within the ... -
Donor binding energies in single ZnCdO/ZnO quantum well
(Elsevier, 2022)The single wurtzite Zn1-xCdxO/ZnO quantum well structure in polar c-direction is studied and the binding energies of an impurity donor atom are obtained. The Schrodinger and Poisson equations are solved self consistently ... -
Dynamic critical phenomena in a multilayer Ising system
(Elsevier, 2020)Using the mixed-spin system, we precisely calculate the dynamic critical phenomena, namely dynamic compensation behaviors, dynamic phase diagrams and dynamic hysteresis loops in a multilayer Ising system that composes of ... -
Dynamic hysteresis and compensation behaviors of the bilayer Blume-Capel model under an oscillating magnetic field
(World Scientific Publ Co Pte Ltd, 2019)Dynamic compensation and hysteresis characteristics of Blume-Capel (BC) model under an oscillating magnetic field have been studied within the dynamic mean field approximation. Spin-1 ferro-antiferromagnetic system Hamiltonian ... -
Dynamic hysteresis curves in a mixed spin ternary alloy system under the time-dependent magnetic field
(Institute of Physics, 2023)The dynamic hysteresis features in mixed spins- (1/2,3/2,5/2) ternary alloy system with formula ABpC(1-p) was examined through Glauber-type stochastic dynamic and mean-field theory. The system includes two interpenetrating ... -
Dynamic hysteresis loops of the spin-2 bilayer Ising model
(Elsevier Science Bv, 2018)Based on the mean-field theory and Glauber-type stochastic dynamics, the dynamic hysteresis loops (DHLs) of the spin-2 Ising model are studied on the bilayer square lattice. the DHLs are given for different values of ... -
Dynamic magnetic features of a mixed ferro-ferrimagnetic ternary alloy in the form of ABpC1−p
(Springer Heidelberg, 2021)In this work, we studied the dynamic magnetic features of a mixed ferro-ferrimagnetic ternary alloy in the form of AB(p)C(1-p). We also investigated the effect of Hamiltonian parameters on the system's dynamic magnetic ... -
Dynamic magnetic hysteresis properties in a two-dimensional mixed ising system designed with integer and half-integer spins
(Springer, 2016)Dynamic magnetic hysteresis properties in a two-dimensional mixed Ising system designed with integer and half-integer spins, namely spin-1 and spin-5/2, are investigated comprehensively on the basis of the mean-field ... -
Dynamic magnetic hysteresis properties of two-dimensional ferrimagnetic structures containing high-spin (S=5/2) and low-spin (S=1/2)
(Taylor & Francis Ltd, 2017)The dynamic hysteresis behaviors of a containing high spin-5/2 and low spin-1/2 Ising ferrimagnetic system on a square lattice are studied by using the dynamic mean-field approximation. the influences of the temperature, ... -
Dynamic magnetic properties of a mixed ferro-ferrimagnetic ternary alloy in the form of AB(p)C(1-p) with single-ion anisotropy
(Elsevier, 2021)We investigate the dynamic magnetic properties of the AB(p)C(1-p) form mixed ferro-ferrimagnetic ternary alloy. For this purpose, the system was simulated by means of a Hamiltonian including single-ion anisotropy, A and B ... -
Dynamic magnetic properties of spin-7/2 multilayer Ising system in an oscillating magnetic field
(Taylor & Francis Ltd., 2023)We studied the dynamic magnetic properties such as dynamic phase transitions, dynamic compensation temperatures, and dynamic phase diagrams in the spin-7/2 multilayer Ising system under an oscillating external magnetic ...
