Browsing by Author "Bayram, Tuncay"
Now showing items 1-13 of 13
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alpha-decay half-life calculations of superheayy nuclei using artificial neural networks
Bayram, Tuncay; Akkoyun, Serkan; Kara, S. Okan (IOP PUBLISHING LTD, 2014)Investigations of superheavy elements (SHE) have received much attention in the last two decades, due to the successful syntheses of SHE. In particular, alpha-decay of SHEs has a great importance because most synthesized ... -
An analysis of E(5) shape phase transitions in Cr isotopes with covariant density functional theory
Bayram, Tuncay; Akkoyun, Serkan (IOP PUBLISHING LTD, 2013)Constrained relativistic mean field theory (RMF) has been employed for analysis of the shape phase transitions of even-even Cr52-66 isotopes. The systematic investigation of ground-state shape evolution between spherical ... -
An approach to adjustment of relativistic mean field model parameters
Bayram, Tuncay; Akkoyun, Serkan (E D P SCIENCES, 2017)The Relativistic Mean Field (RMF) model with a small number of adjusted parameters is powerful tool for correct predictions of various ground-state nuclear properties of nuclei. Its success for describing nuclear properties ... -
Energy level and half-life determinations from photonuclear reaction on Ga target
Akkoyun, Serkan; Bayram, Tuncay; Dulger, Fatih; Dapo, Haris; Boztosun, Ismail (WORLD SCIENTIFIC PUBL CO PTE LTD, 2016)Photonuclear reactions are important tools in the understanding of the nucleus. These reactions are also interesting for realizing the element creation processes in stellar environment. The use of bremsstrahlung photons ... -
Estimations of beta-decay energies through the nuclidic chart by using neural network
Akkoyun, Serkan; Bayram, Tuncay; Turker, Tugba (PERGAMON-ELSEVIER SCIENCE LTD, 2014)One of the main characteristics of unstable nuclei is beta-decay energy (Q(beta)). It is determined by different methods such as beta endpoint measurements, counting in coincidence with annihilation radiation, electron ... -
Estimations of fission barrier heights for Ra, Ac, Rf and Db nuclei by neural networks
Akkoyun, Serkan; Bayram, Tuncay (WORLD SCIENTIFIC PUBL CO PTE LTD, 2014)Accurate information about the fission barrier is important for studying of the fission process. Fission barrier is needed for discovering the island of stability in superheavy region and searching of the superheavy elements. ... -
HALF-LIVES OF Sc-47 ISOTOPE FROM PHOTONUCLEAR REACTIONS
Akkoyun, Serkan; Kocak, Gokhan; Bayram, Tuncay (RAD ASSOC, 2016)In order to understand atomic nuclei, photonuclear reaction is an important tool. Photons are used to induce the reactions. The use of bremsstrahlung photons generated from a medical linear accelerator is practical for ... -
THE IMPOSSIBILITY OF PRODUCING I-131 FROM ITS DAUGHTER Xe-131 BY PHOTONUCLEAR REACTIONS
Bayram, Tuncay; Akkoyun, Serkan; Celik, Necati; Haciislamoglu, Emel; Uruk, Serhat; Senturk, Sevki (RAD ASSOC, 2016)I-131 is one of the radioisotopes in nuclear medicine procedures for diagnostic and treatment purposes. It decays to Xe-131 by emitting beta particles. In this study, we have investigated the reproduction possibility of ... -
NEW PARAMETERS FOR NUCLEAR CHARGE RADIUS FORMULAS
Bayram, Tuncay; Akkoyun, Serkan; Kara, S. Okan; Sinan, Alper (WYDAWNICTWO UNIWERSYTETU JAGIELLONSKIEGO, 2013)Parameters of widely used nuclear rms charge radius formulas have been refitted based on the latest experimental data for about 900 nuclei. It has been seen that the new parameters in the formulas give better results than ... -
Probing for leptophilic gauge boson Z(l) at ILC with root s=1 TeV by using ANN
Kara, S. Okan; Akkoyun, Serkan; Bayram, Tuncay (WORLD SCIENTIFIC PUBL CO PTE LTD, 2014)We search for leptophilic gauge boson Z(l) via the process e(+)e(-) -> mu(+)mu(-) ILC with root s = 1 TeV. In the leptonic extension of SM (SUC(3) x SUW(2) x U-Y (1) x U-l' (1)) we have predicted that ILC with root s = 1 ... -
A study on ground-state energies of nuclei by using neural networks
Bayram, Tuncay; Akkoyun, Serkan; Kara, S. Okan (PERGAMON-ELSEVIER SCIENCE LTD, 2014)One of the fundamental ground-state properties of nuclei is binding energy. Artificial neural networks (ANN) have been performed to obtain binding energies of nuclei based on the data calculated from Hartree-Fock-Bogolibov ... -
A study on structural evolution of Nd142-164 isotopes
Kara, Seyit O.; Bayram, Tuncay; Akkoyun, Serkan (IOP PUBLISHING LTD, 2014)Constrained Hartree-Fock-Bogoliubov theory with SLy5 Skyrme force has been applied for even-even Nd142-164 isotopes to investigate the structural evolution of Nd isotopic chain. In this work, ground-state energies and ... -
Transition energy and half-life determinations of photonuclear reaction products of erbium nuclei
Bayram, Tuncay; Akkoyun, Serkan; Uruk, Serhat; Dapo, Haris; Dulger, Fatih; Boztosun, Ismail (WORLD SCIENTIFIC PUBL CO PTE LTD, 2016)Photon induced reactions are called as photonuclear reactions and used in many research fields of nuclear science and nuclear physics. The photonuclear data are used in many nuclear applications such as radiation shielding ...