Determination of Thermoluminescence Kinetic Parameters of La2O3 Doped with Dy3+ and Eu3+

M Bakr, M Omer - Materials, 2020 - mdpi.com
Thermoluminescence (TL) properties of La2O3: Dy3+, Li+, and La2O3: Eu3+, Li+, exposed
to 5.12 Gy of beta radiation, and recorded at different heating rates 0.5, 1, 2, 3, 4, and 5° C …

Determination of the trapping parameters of thermoluminescent glow peaks of K2YF5: Ce by three points method

MS Rasheedy, MA El-Sherif, MA Hefni - Nuclear Instruments and Methods …, 2007 - Elsevier
The three points analysis method was applied to determine the number of peaks and kinetic
parameters. These are the order of kinetics b, the activation energy E (eV), the frequency …

Thermoluminescence glow curve analysis and kinetic parameters evaluation of different ions co-doped Ca12Al14O33 nanophosphor after γ-irradiation

SMH Qaid, M Alkadi, NN Asemi, AAA Ahmed… - Journal of Materials …, 2023 - Springer
In this paper, different ions incorporated Ca12Al14O33 nanophosphors, labeled as C0. 5Ti-
0.5 LaA, C0. 1La-0.03 CuA, C0. 2Cr-0.08 EuA and C0. 2Cr-0.07 CeA (where added ions in …

Synthesis, thermoluminescence characterizations, and photon attenuation parameters of MgAl2O4 structure doped with different ions

SMH Qaid, NN Asemi, A Ahmed, M Alkadi… - …, 2024 - Wiley Online Library
In this work, different ion co‐doped Mg1‐xAl2O4 nanophosphors, coded as M5Cr‐5LaA,
M5Cr‐5CuA, M0. 07Si‐0.03 CeA, and M0. 05Ti‐0.05 LaA, where 5Cr‐5La, 5Cr‐5Cu, 0.07 Si …

Chromium activated Ca9Al (PO4) 7 nanophosphors: synthesis, morphology and dosimetry characteristics

SA Alawsh, SMH Qaid, M Alkadi, NN Asemi… - Physica …, 2023 - iopscience.iop.org
In this article, a sol–gel route was employed to prepare nanophosphor materials including
Ca 9− x Cr x Al (PO 4) 7 series (where 0.05≤ x≤ 0.5 (mol%)). All subseries were irradiated …

New thermally stimulated emission spectrometer for the detection of ultra-shallow low-density traps

MM Islam, M Bakr, JN Aboa, FA Selim - Journal of Applied Physics, 2021 - pubs.aip.org
Electron/hole traps alter the optical and electrical properties of materials by creating
additional recombination pathways, trapping or providing charge carriers and modifying …

EPR, ENDOR and HYSCORE study of X-ray induced centres in K 2 YF 5 thermoluminescent phosphors

D Zverev, H Vrielinck, F Callens, P Matthys… - Physical Chemistry …, 2008 - pubs.rsc.org
X-Ray irradiation at room temperature produces several paramagnetic centres in rare-earth
activated K2YF5 crystals, whose thermal annealing behaviour can be linked with the …

Electron paramagnetic resonance study of rare-earth related centres in K2YF5: Tb3+ thermoluminescence phosphors

DG Zverev, H Vrielinck, E Goovaerts, F Callens - Optical Materials, 2011 - Elsevier
Rare-earth related centres have been investigated in K2YF5: Tb3+ crystals, exhibiting
thermoluminescence (TL) below and above room temperature (RT), using electron …

Adaptation of the OTOR-model to explain exactly the thermoluminescence processes during thermal excitation

MS Rasheedy, NT Algethami - Physica Scripta, 2012 - iopscience.iop.org
This paper presents a theoretical model to modify the three simultaneous differential
equations of the one-trap and one-recombination center model (OTOR). This amendment …

On the determination of activation energy and the order of kinetics in thermoluminescence

M Karmakar, S Bhattacharyya… - Radiation Effects and …, 2015 - Taylor & Francis
The study of thermoluminescence (TL) glow-peaks forms the background of important and
useful methods for estimating the kinetic parameters such as activation energy and the order …