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Ioannis Valais
Ioannis Valais
Department of Biomedical Engineering, University of West Attica
Verified email at uniwa.gr - Homepage
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Cited by
Year
Experimental and theoretical evaluation of a high resolution CMOS based detector under X-ray imaging conditions
CM Michail, VA Spyropoulou, GP Fountos, NI Kalyvas, IG Valais, ...
IEEE Transactions on Nuclear Science 58 (1), 314-322, 2010
772010
Light emission efficiency and imaging performance of powder scintillator under x‐ray radiography conditions
CM Michail, GP Fountos, PF Liaparinos, NE Kalyvas, I Valais, ...
Medical Physics 37 (7Part1), 3694-3703, 2010
722010
A comparative study of the luminescence properties of LYSO: Ce, LSO: Ce, GSO: Ce and BGO single crystal scintillators for use in medical X-ray imaging
I Valais, C Michail, S David, CD Nomicos, GS Panayiotakis, I Kandarakis
Physica Medica 24 (2), 122-125, 2008
622008
Luminescence efficiency of Gd/sub 2/SiO/sub 5: Ce scintillator under X-ray excitation
IG Valais, IS Kandarakis, DN Nikolopoulos, IA Sianoudis, N Dimitropoulos, ...
IEEE transactions on nuclear science 52 (5), 1830-1835, 2005
572005
Determination of the detective quantum efficiency (DQE) of CMOS/CsI imaging detectors following the novel IEC 62220-1-1: 2015 International Standard
C Michail, I Valais, N Martini, V Koukou, N Kalyvas, A Bakas, I Kandarakis, ...
Radiation Measurements 94, 8-17, 2016
522016
Light emission efficiency and imaging performance of Lu2O3: Eu nanophosphor under X-ray radiography conditions: Comparison with Gd2O2S: Eu
I Seferis, C Michail, I Valais, J Zeler, P Liaparinos, G Fountos, N Kalyvas, ...
Journal of Luminescence 151, 229-234, 2014
482014
Experimental measurement of a high resolution CMOS detector coupled to CsI scintillators under X-ray radiation
C Michail, I Valais, I Seferis, N Kalyvas, G Fountos, I Kandarakis
Radiation Measurements 74, 39-46, 2015
462015
Measurement of the luminescence properties of Gd2O2S: Pr, Ce, F powder scintillators under X-ray radiation
C Michail, I Valais, I Seferis, N Kalyvas, S David, G Fountos, I Kandarakis
Radiation measurements 70, 59-64, 2014
442014
On the response of GdAlO3: Ce powder scintillators
C Michail, N Kalyvas, I Valais, S David, I Seferis, A Toutountzis, ...
Journal of luminescence 144, 45-52, 2013
442013
A comparative investigation of Lu2SiO5: Ce and Gd2O2S: Eu powder scintillators for use in x-ray mammography detectors
CM Michail, GP Fountos, SL David, IG Valais, AE Toutountzis, NE Kalyvas, ...
Measurement Science and Technology 20 (10), 104008, 2009
432009
Luminescence Properties of and Single Crystal Scintillators Under X-Ray Excitation for Use in Medical Imaging Systems
IG Valais, IS Kandarakis, DN Nikolopoulos, CM Michail, SL David, ...
IEEE Transactions on Nuclear Science 54 (1), 11-18, 2007
432007
Luminescence efficiency of calcium tungstate (CaWO4) under X-ray radiation: Comparison with Gd2O2S: Tb
C Michail, I Valais, G Fountos, A Bakas, C Fountzoula, N Kalyvas, ...
Measurement 120, 213-220, 2018
422018
On the response of a europium doped phosphor-coated CMOS digital imaging detector
IE Seferis, CM Michail, IG Valais, GP Fountos, NI Kalyvas, F Stromatia, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2013
412013
Evaluation of the Red Emitting Powder Scintillator for Use in Indirect X-Ray Digital Mammography Detectors
CM Michail, GP Fountos, IG Valais, NI Kalyvas, PF Liaparinos, ...
IEEE Transactions on Nuclear Science 58 (5), 2503-2511, 2011
362011
Luminescence Emission Properties of (Lu, Y)~ 2SiO~ 5: Ce (LYSO: Ce) and (Lu, Y) AlO~ 3: Ce (LuYAP: Ce) Single Crystal Scintillators Under Medical Imaging Conditions
IG Valais, CM Michail, SL David, A Konstantinidis, DA Cavouras, ...
IEEE Transactions on Nuclear Science 55 (2), 785, 2008
362008
Luminescence Efficiency of Cadmium Tungstate (CdWO4) Single Crystal for Medical Imaging Applications
C Michail, V Koukou, N Martini, G Saatsakis, N Kalyvas, A Bakas, ...
Crystals 10 (6), 429, 2020
332020
Evaluation of the imaging performance of LSO powder scintillator for use in X-ray mammography
C Michail, S David, P Liaparinos, I Valais, D Nikolopoulos, N Kalivas, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2007
332007
Light Emission Efficiency of (GOS:Eu) Powder Screens Under X-Ray Mammography Conditions
CM Michail, IG Valais, AE Toutountzis, NE Kalyvas, GP Fountos, SL David, ...
IEEE Transactions on nuclear science 55 (6), 3703-3709, 2008
322008
A systematic study of the performance of the CsI: Tl single-crystal scintillator under X-ray excitation
I Valais, D Nikolopoulos, N Kalivas, A Gaitanis, G Loudos, I Sianoudis, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2007
322007
Imaging performance and light emission efficiency of Lu2 SiO5:Ce (LSO:Ce) powder scintillator under X-ray mammographic conditions
C Michail, A Toutountzis, S David, N Kalyvas, I Valais, I Kandarakis, ...
Applied Physics B 95, 131-139, 2009
312009
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