Yayın tarihi için Tıbbi Görüntüleme Teknikleri Programı / Medical Imaging Techniques Program listeleme
Toplam kayıt 61, listelenen: 1-20
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An investigation on the effects of some theoretical models in the cross-section 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 cross-section which can be ob- tained with the experimental studies or theoretical calculations. Theoretical calculations, in which various parameters and ... -
Astrophysical S-factor calculations under the effects of gamma-ray strength functions for some alpha capture reactions
(Moscow University Physics Bulletin, 2020)The reaction cross section and the energy, at which this value is obtained, are extremely important parameters in the calculation of astrophysical S-factor. Astrophysical S-factor values can be shown as one of the most ... -
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 ... -
Level density model effects on the production cross-section 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, ... -
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 x-rays generated by accelerated electrons exceeds the bonding energies of high atomic ... -
75-77Br radyoizotoplarının üretim tesir kesiti hesaplamalarında bazı seviye yoğunluğu modellerinin etkilerinin incelenmesi
(Erzincan Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2020)Radyoizotopların kullanım alanları, gelişen teknoloji ve bilimsel ilerlemeler sayesinde giderek yaygınlaşmış ve çeşitlenmiştir. Radyoizotopların en yaygın kullanıldığı alan ise medikal teşhis ve tedavi uygulamalarıdır. Bu ... -
Photo-neutron cross-section calculations of 54,56Fe, 90,91,92,94Zr, 93Nb and 107Ag isotopes with newly obtained giant dipole resonance parameters
(Applied Radiation and Isotopes, 2020)The knowledge of the interaction of photons with matter is of vital importance to investigate fundamental nu- clear physics problems. Giant dipole resonance (GDR) mechanism is dominant up to 30 MeV at photo-absorption ... -
A study on the calculations of cross-sections for 66,67ga and 75se radionuclides production reactions via 3he particles
(Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering, 2020)The intend of this paper is to study on different production routes of medical 66,67Ga and 75Se radionuclides used in cancer diagnostic. Both 66,67Ga and 75Se are the most well-known radionuclides used in diagnostics of ... -
The application of image filtering methods in mammography image
(Proceedings on 4. International Conference on Technology and Science, 2021)Medical images have recently become an important part of patient care. Techniques for image processing and analysis are generally used in medicine. Medical images are complicated, and they differ significantly from one ... -
Sulfur dioxide derivative prevents the prolongation of action potential during the isoproterenol-induced hypertrophy of rat cardiomyocytes
(Anais da Academia Brasileira de Ciências, 2021)Exogenous SO2 is toxic especially to the pulmonary and cardiovascular system, similar to nitric-oxide, carbon-monoxide, and hydrogen-sulfide. Endogenous SO2 is produced in many cell types. The SO2 content of the rat heart ... -
58Ni (p,xn) reaksiyonu diferansiyel tesir kesitlerin hesaplanması
(Iğdır International Applied Sciences Congress, 2021)Nükleer reaksiyonlar sonucunda açığa çıkan parçacıkların açısal dağılımının bilinmesi, temel nükleer fizik çalışmalarının yanı sıra, zırhlama ve nükleer reaktör tasarımı gibi konularda da oldukça önemlidir. Reaksiyon sonrası ... -
Medikal lineer hızlandırıcı kafasında yer alan düzleştirici filtredeki elementlerin foto-nötron tesir kesitinin incelenmesi
(18. Ulusal Medikal Fizik Kongresi, 2021)Radyoterapide kullanılan E > 8 MeV enerjili foton demetlerinin medikal lineer hızlandırıcı (LİNAK) kafasında ışın demeti yolunda yer alan düzleştirici filtrelerin içerdiği materyallerin çekirdeği ile gerçekleşen foto-nötron ... -
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 ... -
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 ... -
93Nb (n,γ) diferansiyel tesir kesitinin hesaplanması
(Iğdır International Applied Sciences Congress, 2021)Niyobyumun nükleer reaktörlerin yapısında bulunan ve çeşitli nükleer tesislerde kullanılan bir elementtir. Nb ile nötron etkileşimi nükleer reaktörlerde malzeme seçimi güvenlik açısından oldukça önemlidir. Bilgisayar kodları ... -
Production cross-section and reaction yield calculations for 123-126I isotopes on 123Sb(α,xn) reactions
(Kuwait Journal of Science, 2021)Most of the radioisotopes used in the medical fields, like examination and treatment studies, were produced by employing nuclear reactions. Within the process of a nuclear reaction, one of the most important parameters is ... -
Vascular segmentation in X-ray angiograms using frangi filter
(International Online Conferences on Engineering and Natural Sciences, 2021)X-ray angiography systems are essential method of diagnosis of coronary arteries from angiography images. Coronary angiography is known as the gold standard; for the evaluation of coronary artery disease. Nevertheless, ... -
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 ... -
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 cross-section of (n,p) reactions at 14.5 ∓0.5 MeV neutron energy which is important to developing materials for fusion reactor ... -
0Br elementi için (n,x) reaksiyonun farklı açı ve enerji değerlerinde tesir kesitinin hesaplanması
(ISPEC 10th International Conferences on Engineering & Natural Sciences, 2021)Nükleer Reaktörlerde üretilen geçici çekirdekler genellikle kısa yarı ömürlüdür, dolayısıyla, bu çekirdeklerin tesir kesitlerinin ve parçacıkların yayınlanma spektrumlarının doğrudan ölçülmesi pek mümkün olmamaktadır. Bu ...
