Browsing by Author "Tekin, H.O."
Now showing items 1-20 of 28
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Analysis of the Radiological, Mineralogical and Long-Term Sustainability of Several Commercial Aswan Granites Used as Building Materials
Zakaly, H.M.H.; Awad, H.A.; Moghazy, N.M.; Tekin, H.O.; Rabie, A.; Fawzy, M.M.; El-Tohamy, A.M.; Ene, A.; Issa, S.A.M. (MDPI, 2022)The widespread usage of granite in the building sector motivated us to conduct this research and examine the material’s sustainability in terms of the investigated characteristics. The purpose of this paper is to discuss ... -
Binary contributions of Dy3+ ions on the mechanical and radiation resistance properties of oxyfluoroborotellurite Dyx-glasses
Rammah, Y.S.; Issa, Shams A.M.; Tekin, H.O.; Badawi, Ali; Ene, Antoaneta; Zakaly, Hesham M.H. (Elsevier Editora Ltda, 2022)5CaF2–5BaF2 – 60B2O3–10TeO2 – (20-x)Na2O – xDy2O3: (0.5 ≤ x ≤ 2.5 mol percent) glasses were studied for their physical, mechanical, and gamma radiation resistance. The density of Dy0.5 and Dy2.5 glass samples containing ... -
Boron nitride nanosheet-reinforced WNiCoFeCr high-entropy alloys: the role of B4C on the structural, physical, mechanical, and radiological shielding properties
Kavaz, Esra; Gül, Ali Oktay; Başgöz, Öyküm; Güler, Ömer; ALMisned, Ghada; Bahçeci, Ersin; Güler, Seval Hale; Tekin, H.O. (Springer Science and Business Media Deutschland GmbH, 2022)The synthesis and extensive characterization of newly developed boron nitride nanosheet (BNNSs)-reinforced WNiCoFeCr high-entropy alloys (HEAs) are presented. The influence of B4C on the structural, physical, mechanical, ... -
CdO-rich quaternary tellurite glasses for nuclear safety purposes: Synthesis and experimental gamma-ray and neutron radiation assessment of high-density and transparent samples
Kilic, G.; Kavaz, E.; Ilik, E.; ALMisned, Ghada; Tekin, H.O. (Elsevier, 2022)We present the preparation phase and comprehensive analysis of nuclear radiation shielding characteristics of novel melt-quenched 20P2O5·30TeO2.(50-x)ZnO.xCdO (x = 0, 15, 20, 30, and 40 mol percent) quaternary-tellurite ... -
Characterization of Ultramafic–Alkaline–Carbonatite complex for radiation shielding competencies: An experimental and Monte Carlo study with lithological mapping
Libeesh, N.K.; Naseer, K.A.; Arivazhagan, S.; El-Rehim, A.F.A.; ALMisned, G.; Tekin, H.O. (Elsevier, 2022)The Pakkanadu Ultramafic–Alkaline–Carbonatite complex of Salem district has been studied using geochemical and remote sensing aspects. The samples collected from different locations of Pakkanadu were taken for mineralogical ... -
Comparative assessment of fast and thermal neutrons and gamma radiation protection qualities combined with mechanical factors of different borate-based glass systems
Lakshminarayana, G.; Tekin, H.O.; Dong, M.G.; Al-Buriahi, M.S.; Lee, Dong-Eun; Yoon, Jonghun; Park, Taejoon (Elsevier B.V., 2022)Adequate shielding from ionizing radiations is essential in nuclear facilities because of such radiations’ adverse effects on humans in the event of unwanted or accidental exposure. In the current work, for four distinct ... -
A detailed investigation on highly dense CuZr bulk metallic glasses for shielding purposes
Tekin, H.O.; Almisned, G.; Susoy, G.; Zakaly, H.M.H.; Issa, S.A.M.; Kilic, G.; Rammah, Y.S.; Lakshminarayana, G.; Ene, A. (De Gruyter Open, 2022)Gamma-ray shielding properties of eight different metallic glasses based on CuxZr100-x: x = 35 (Cu35Zr65) - 70 (Cu70Zr30) were determined using Monte Carlo simulations and Phy-X/PSD software. A typical gamma-ray transmission ... -
Dielectric, structural, optical and radiation shielding properties of newly synthesized CaO–SiO2–Na2O–Al2O3 glasses: experimental and theoretical investigations on impact of Tungsten(III) oxide
Zhukovsky, M.; Koubisy, M.S.I.; Zakaly, H.M.H.; Ali, A.S.; Issa, S.A.M.; Tekin, H.O. (Springer Science and Business Media Deutschland, 2022)Through experimental and modeling techniques, this research sought to investigate the reflections of partial replacement of CaO–SiO2 with Tungsten(III) oxide and its effect on structural, optical, and physical properties. ... -
Evaluating the optical and gamma-ray protection properties of bismo-tellurite sodium titanium zinc glasses
Tekin, H.O.; Rammah, Y.S.; Hessien, M.M.; Zakaly, Hesham M. H.; Issa, Shams A. M. (Springer, 2022)Optical properties and gamma-ray attenuation competence of bismo-tellurite sodium titanium zinc glass samples with chemical formula (80 − x)TeO2–10ZnO–5TiO2–5Na2O–xBi2O3, where x = 5, 8, 10, 12, and 15 mol% have been ... -
Experimental and FLUKA evaluation on structure and optical properties and γ-radiation shielding capacity of bismuth borophosphate glasses
Madbouly, A.M.; Sallam, O.I.; Issa, Shams A.M.; Rashad, M.; Hamdy, Amany; Tekin, H.O.; Zakaly, Hesham M.H. (Elsevier Ltd, 2022)For 662, 1173, 1275, and 1333 keV gamma-ray energy, photon transmissions, linear attenuation coefficients, half value layer, tenth value layer, and mean free path values of bismuth-borophosphate glasses were measured ... -
An experimental evaluation of CdO/PbO-B2O3 glasses containing neodymium oxide: Structure, electrical conductivity, and gamma-ray resistance
Zakaly, H.M.H.; Issa, S.A.M.; Tekin, H.O.; Badawi, A.; Saudi, H.A.; Henaish, A.M.A.; Rammah, Y.S. (Elsevier Ltd, 2022)A comprehensive set of experimental measurements was carried out to investigate the influence of Nd3+ ions on the structure, electrical conductivity, and gamma-ray protection of CdO/PbO-B2O3 glasses containing neodymium ... -
Gallium (III) oxide reinforced novel heavy metal oxide (HMO) glasses: A focusing study on synthesis, optical and gamma-ray shielding properties
Kassab, L.R.P.; Issa, S.A.M.; Mattos, G.R.; ALMisned, G.; Bordon, C.D.S.; Tekin, H.O. (Elsevier, 2022)In this study, three heavy metal oxide glasses (A:46.0PbO-42.0Bi2O3-12.0Ga2O3, B:45.94PbO-42.66Bi2O3-10.0Ga2O3-1.4BaO, C:72.8PbO-17.0GeO2-10.2Ga2O3) were synthesized to determine their optical and gamma-ray shielding ... -
Gamma, neutron, and heavy charged ion shielding properties of Er3+-doped and Sm3+-doped zinc borate glasses
Tekin, H.O.; Almisned, G.; Zakaly, H.M.H.; Zamil, A.; Khoucheich, D.; Bilal, G.; Al-Sammarraie, L.; Issa, S.A.M.; Al-Buriahi, M.S.; Ene, A. (De Gruyter Open Ltd, 2022)This study aimed to investigate the nuclear radiation shielding properties of erbium (Er)-reinforced and samarium (Sm)-reinforced borate glasses. In the 0.015-15 MeV photon energy range, attenuation coefficients, as well ... -
Heavy metal oxide (HMO) glasses as an effective member of glass shield family: A comprehensive characterization on gamma ray shielding properties of various structures
Tekin, H.O.; Susoy, Gulfem; Issa, Shams A.M.; Ene, Antoaneta; ALMisned, Ghada; Rammah, Y.S.; Ali Fatema, T.; Algethami, Merfat; Zakaly, Hesham M.H. (Elsevier Editora Ltda, 2022)Using advanced Monte Carlo simulation techniques and theoretical methodologies, a thorough investigation on the gamma-ray shielding properties of several heavy metal oxide glasses were performed. The general-purpose Monte ... -
Investigation of the elastic moduli, optical characteristics, and ionizing radiation attenuation capacity of specific strontium borosilicate glasses
Issa, S.A.M.; Tekin, H.O.; Hessien, M.M.; Rammah, Y.S. (Springer, 2022)This study aims to investigate a specific strontium borosilicate with the form 30SiO2– 40B2O3– 30SrO– xEu2O3 (x = 0.1, 0.3, 0.4, 0.5, and 0.6 mol%) glasses encoded as (GE0.1-GE-0.6) in terms of their nonlinear/linear ... -
Nuclear shielding performances of borate/sodium/potassium glasses doped with Sm3+ ions
Zakaly, Hesham M.H.; Rammah, Y.S.; Tekin, H.O.; Ene, Antoaneta; Badawi, Ali; Issa, Shams A.M. (Elsevier Editora Ltda, 2022)In this paper the impact of adding the trivalent samarium (Sm3+) rare earth (RE3+) ions on the nuclear shielding performances of borate/sodium/potassium glasses with chemical form B2O3(70–x)/Na2O15/K2O15/Sm2O3; x = 0.0–2.0 ... -
Occupational radiation dose assessment for nuclear medicine workers in Turkey: A comprehensive investigation
Elshami, Wiam; Erdemir, R. Uslu; Abuzaid, M.M.; Cavli, Baris; Issa, Bashar; Tekin, H.O. (Elsevier B.V., 2022)Objective: Radioisotopes are used extensively in nuclear medicine. Analysis of occupational doses received by medical radiation workers, especially nuclear medicine staff dealing with radioisotopes, contributes significantly ... -
Optical and radiation shielding properties of Sm3+ ions embedded bismuth-based fluorophosphate glasses for γ-ray shielding and multi-band visible laser applications
Babu, P. Reddi; Sushma, N. John; Kavaz, Esra; Tekin, H.O.; Deva Prasad, Raju B. (Elsevier B.V., 2022)Bismuth based fluorophosphate (PBNS) glasses doped with samarium ions were fabricated by well-known melt quenching method. The structural, optical and fluorescence properties of PBNS glasses, were extensively investigated ... -
Petrology and geochemistry of multiphase post-granitic dikes: A case study from the Gabal Serbal area, Southwestern Sinai, Egypt
Kamar, M.S.; Salem, I.A.; El-Aassy, I.E.; El-Sayed, A.A.; Awad, H.A.; Tekin, H.O.; Alzahrai, A.M.; Lasheen, E.S.R. (De Gruyter Open Ltd, 2022)Variable single and/or swarms of post-granitic dikes are widespread at Gabal Serbal, Southwestern Sinai, Egypt. The present article aims to identify and discriminate these multiphase dikes through detailed geological, ... -
A rapid and direct method for half value layer calculations for nuclear safety studies using MCNPX Monte Carlo code
Tekin, H.O.; ALMisned, Ghada; Issa, Shams A.M.; Zakaly, Hesham M.H. (Korean Nuclear Society, 2022)Half Value Layer calculations theoretically need prior specification of linear attenuation calculations, since the HVL value is derived by dividing ln(2) by the linear attenuation coefficient. The purpose of this study was ...
