Search Results - "Sakellios, N."

Validation of a GATE model for the simulation of the Siemens biograph™ 6 PET scanner by Gonias, P., Bertsekas, N., Karakatsanis, N., Saatsakis, G., Gaitanis, A., Nikolopoulos, D., Loudos, G., Papaspyrou, L., Sakellios, N., Tsantilas, X., Daskalakis, A., Liaparinos, P., Nikita, K., Louizi, A., Cavouras, D., Kandarakis, I., Panayiotakis, G.S.

“…The recently developed Geant4 Application for Tomographic Emission (GATE) toolkit is a Monte Carlo simulation platform developed for PET and SPECT simulations…”
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Performance Evaluation of a Dedicated Camera Suitable for Dynamic Radiopharmaceuticals Evaluation in Small Animals by Loudos, G., Majewski, S., Wojcik, R., Weisenberger, A., Sakellios, N., Nikita, K., Uzunoglu, N., Bouziotis, P., Xanthopoulos, S., Varvarigou, A.

“…As the result of a collaboration between the Detector and Imaging Group of Thomas Jefferson National Accelerator Facility (US), the Institute of Radioisotopes…”
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A Comparative Evaluation of Scatter Correction Techniques in High-Resolution Detectors Based on PSPMTs and Scintillator Arrays by Karali, E., Loudos, G.K., Sakellios, N., Nikita, K.S.

“…Single photon emission computed tomography images suffer from low contrast as a result of photon scatter. The standard method for excluding the scatter…”
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Comparative evaluation of two commercial PET scanners, ECAT EXACT HR+ and Biograph 2, using GATE by Karakatsanis, N., Sakellios, N., Tsantilas, N.X., Dikaios, N., Tsoumpas, C., Lazaro, D., Loudos, G., Schmidtlein, C.R., Louizi, K., Valais, J., Nikolopoulos, D., Malamitsi, J., Kandarakis, J., Nikita, K.

“…Geant4 application for tomographic emission (GATE) is a generic Monte Carlo simulation platform based on a general-purpose code GEANT4 and designed to simulate…”
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A GUI application for creating macrofiles in GATE by Boukis, S., Sakellios, N., Loudos, G., Nikita, K.

“…GEANT4 Application for Tomographic Emission (GATE) is a Monte Carlo simulation toolkit based on GEANT4 for PET and SPECT. GATE uses a high intuitive linear…”
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Monte-Carlo simulation for scatter correction compensation studies in SPECT imaging using GATE software package by Sakellios, N.G., Karali, E., Lazaro, D., Loudos, G.K., Nikita, K.S.

“…Simulations using Monte-Carlo packages are increasingly used in Nuclear Imaging, both for PET and SPECT applications. Either for modeling imaging systems or…”
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Comparison of CsI(Tl) and CsI(Na) partially slotted crystals for high-resolution SPECT imaging by Giokaris, N., Loudos, G., Maintas, D., Karabarbounis, A., Lembesi, M., Spanoudaki, V., Stiliaris, E., Boukis, S., Sakellios, N., Karakatsanis, N., Gektin, A., Boyarintsev, A., Pedash, V., Gayshan, V.

“…Dedicated systems based on Position Sensitive Photomultiplier Tubes (PSPMTs) coupled to scintillators, have been used over the past years for the construction…”
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GATE simulations for small animal SPECT/PET using voxelized phantoms and rotating-head detectors by Sakellios, N., Rubio, J.L., Karakatsanis, N., Kontaxakis, G., Loudos, G., Santos, A., Nikita, K., Majewski, S.

“…GATE (Geant4 Application for Tomographic Emission) simulation toolkit has become a well validated toolkit for the simulation of SPECT and PET systems. A very…”
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