Browsing Tıbbi Görüntüleme Teknikleri Programı / Medical Imaging Techniques Program by Title
Now showing items 827 of 38

Calculation of mass attenuation coefficients for pedicle screw by theoretical and monte carlo simulation methods
(Süleyman Demirel University Faculty of Arts and Sciences Journal of Science, 20211126)Spine fixation is required in cases such as congenital spinal curvatures, vertebral fractures, sagittal collapse over time, painful kyphosis, and bone load due to tumors. Although there are many methods in the literature, ... 
Calculations of GDR parameters for deformed nuclei using LogitBoost classifier and artificial neural network
(Modern Physics Letters A, 2022)Photonuclear interactions are important for investigating fundamental nuclear physics phenomena. The photoabsorption crosssection energy curve displays a wide resonance called giant dipole resonance (GDR) until 30 MeV. ... 
Comparison of Monte Carlo simulations and theoretical calculations of nuclear shielding characteristics of various borate glasses including Bi, V, Fe, and Cd
(Applied Radiation and Isotopes, 2022)The aim of this study is to evaluate both buildup factors and photon attenuation effectiveness of some borate glasses doped by Cd, Fe, V, and Bi. The mass attenuation coefficients (μm) of these glass systems have ... 
Detection of elemental diversity in teeth in the by Ipaa method
(3. International Sciences and Innovation Congress, 2021)There are many element analysis methods for substances whose element diversity is unknown. One of them is the photon activation analysis method (IPAA). In this study, photon activation analysis method(IPAA), which is a ... 
Detection of izotopes in tooth samples using the Ipaa method
(3. International Sciences and Innovation Congress, 2021)With the IPAA method, which has a very important place among the element analysis methods, many substances with unknown element concentrations can be shed light on. The particular preference of the IPAA method has an ... 
Effects of combining some theoretical models in the crosssection calculations of some alphainduced reactions for natSb
(Applied Radiation and Isotopes, 2022)In cases where it is not possible to obtain the crosssection values experimentally due to various factors, the importance of obtaining them with theoretical models has been explained in many studies available in the ... 
Effects of deuteron optical model potentials on the production crosssection calculations of 6668Ga 66  68Ga from natZn and natGe
(Modern Physics Letters A, 2022)Since it was reported that several radioisotopes might be advantageous for different medical uses in diagnostics and therapeutics, they have gained significance. Theoretical and experimental researches on such radioisotopes ... 
Effects of deuteron optical models on the crosssection calculations of deuteron induced reactions on natural germanium
(Applied Radiation and Isotopes, 2021)A common feature of scientific studies is that when experimental observation data are not available, theoretical calculations are used to obtain information about the subject under investigation. In this context, many ... 
Estimation of (n,p) reaction cross sections at 14.5 ∓ 0.5 MeV neutron energy by using artificial neural network
(Applied Radiation and Isotopes, 2021)The aim of this study is to develop an accurate artificial neural network algorithm for the crosssection of (n,p) reactions at 14.5 ∓0.5 MeV neutron energy which is important to developing materials for fusion reactor ... 
Estimations of giant dipole resonance parameters using artificial neural network
(Applied Radiation and Isotopes, 2021)In this study; Giant Dipole Resonance (GDR) parameters of the spherical nucleus have been estimated by using artificial neural network (ANN) algorithms. The ANN training has been carried out with the Levenberg–Marquardt ... 
Estimations of level density parameters by using artificial neural network for phenomenological level density models
(Applied Radiation and Isotopes, 2021)The main aim of this study is to develop accurate artificial neural network (ANN) algorithms to estimate level density parameters. An efficient Bayesianbased algorithm is presented for classification algorithms. Unknown ... 
Farklı açı ve enerjilerde 0Se (n,x) reaksiyonun tesir kesitinin tespit edilmesi
(ISPEC 10th International Conferences on Engineering & Natural Sciences, 2021)Nükleer fizik araştırmalarında kullanılacak olan elementlerin, yapmış oldukları nükleer reaksiyonlar sonucunda açığa çıkan parçacıkların açısal dağılımının bilinmesi, temel nükleer fizik çalışmalarının yanı sıra, zırhlama ... 
Investigation of level density and gama strength function for photoneutron reaction in medical linacs in beamline
(Applied Radiation and Isotopes, 2022)Photoneutron reaction crosssections of 197Au, 187Re, 186W, 181Ta, 94,95,96,97,98,100Mo isotopes were calculated through the TALYS 1.95 nuclear reaction code. The energy range of the incident photon chosen as 7 MeV–30 MeV ... 
Investigation of the effects of different composite materials on neutron contamination caused by medical LINAC
(Kerntechnik, 2020)In a medical linear accelerator, the primary and secondary collimators are generally made of high atomic weight metals. The energy of the xrays generated by accelerated electrons exceeds the bonding energies of high atomic ... 
Investigation of the production routes of Palladium103 and Iodine125 radioisotopes
(Radiation Physics and Chemistry, 2023)The most commonly used radioisotopes are Palladium103 (103Pd) and Iodine125 (125I) for interstitial application in brachytherapy. In the present study, different production routes of 103Pd and 125I have been investigated. ... 
An investigation on production routes of 230U radioisotope used in targeted alpha therapy by different level density models
(Moscow University Physics Bulletin, 2022)Targeted alpha therapy (TAT) is an attractive therapeutic option in patients with multiple micrometastases. It offers many advantages, including easy administration, the ability to treat multiple lesions simultaneously and ... 
An investigation on the effects of some theoretical models in the crosssection calculations of 50,52,53,54 Cr(α,x) reactions
(Physics of Atomic Nuclei, 2020)The probability of a nuclear reaction occurrence is defined as crosssection which can be ob tained with the experimental studies or theoretical calculations. Theoretical calculations, in which various parameters and ... 
Level density model effects on the production crosssection calculations of some medical isotopes via (α, xn) reactions where x = 1–3
(Modern Physics Letters A, 2020)Level density models have an undeniable importance for a better perception on the na ture of nuclear reactions, which influences our life via various ways. Many novel and advanced medical application use radioisotopes, ... 
Mamografi sistemlerinde ilgi alanı türev ve ince gruplama seçimlerinin modülasyon transfer fonksiyonunun üzerine etkileri
(Süleyman Demirel Üniversitesi Fen Edebiyat Fakültesi Fen Dergisi, 2020)Bu çalışmada, mamografi sisteminin görüntü kalitesi matematiksel yöntemler ile ölçülmüştür. Mamografi sistemlerinde performans ölçümleri için uygulanan yeni yöntemler, bu sistemlerin görüntü kalitesinin sayısal olarak ... 
Mass excess estimations using artificial neural networks
(Applied Radiation and Isotopes, 2022)Mass excess knowledge is important to investigate the fundamental properties of atomic nuclei. It is a meaningful and important parameter for the determinations of nucleon binding energy, nuclear reaction Q value, energy ...