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51

[IEEE 2010 IEEE International Conference on Imaging Systems and Techniques (IST) - Thessaloniki, Greece (2010.07.1-2010.07.2)] 2010 IEEE International Conference on Imaging Systems and Techniques - Evaluation of the co-doped LSO:Ce,Ca scintillator crystal in the X-ray energy range from 50 to 140kVp for medical imaging applications

Stratos, David, Christos, Michail, George, Panayiotakis, Ioannis, Valais, George, Fountos, Costantinos, Nomicos, Ioannis, Kandarakis

Year:

2010

Language:

english

File:

PDF, 256 KB

english, 2010

52

The skeletal calcium/phosphorus ratio: A new in vivo method of determination

Fountos, George, Yasumura, Seiichi, Glaros, Dimitris

Journal:

Medical Physics

Year:

1997

Language:

english

File:

PDF, 384 KB

english, 1997

53

Light emission efficiency and imaging performance of Gd[sub 2]O[sub 2]S:Eu powder scintillator under x-ray radiography conditions

Michail, C. M., Fountos, G. P., Liaparinos, P. F., Kalyvas, N. E., Valais, I., Kandarakis, I. S., Panayiotakis, G. S.

Journal:

Medical Physics

Year:

2010

Language:

english

File:

PDF, 1.15 MB

english, 2010

54

[IEEE 2010 IEEE International Conference on Imaging Systems and Techniques (IST) - Thessaloniki, Greece (2010.07.1-2010.07.2)] 2010 IEEE International Conference on Imaging Systems and Techniques - Imaging performance of a high resolution CMOS sensor under Mammographic and Radiographic conditions

Michail, Christos M., Spyropoulou, Vasiliki B., Fountos, George P., Kalyvas, Nektarios E., Mytafidis, Alexandros K., Valais, Ioannis G., Kandarakis, Ioannis S., Panayiotakis, George S.

Year:

2010

Language:

english

File:

PDF, 266 KB

english, 2010

55

[IEEE 2008 IEEE Nuclear Science Symposium and Medical Imaging conference (2008 NSS/MIC) - Dresden, Germany (2008.10.19-2008.10.25)] 2008 IEEE Nuclear Science Symposium Conference Record - Evaluation of the luminescence efficiency of YAG:Ce powder scintillating screens for use in digital mammography detectors

David, S. L., Michail, C. M., Valais, I. G., Roussou, M., Nirgianaki, E., Toutountzis, A. E., Fountos, G., Liaparinos, P. F., Kandarakis, I. S., Panayiotakis, G. S.

Year:

2008

Language:

english

File:

PDF, 1.28 MB

english, 2008

56

Experimental measurement of a high resolution CMOS detector coupled to CsI scintillators under X-ray radiation

Michail, C., Valais, I., Seferis, I., Kalyvas, N., Fountos, G., Kandarakis, I.

Journal:

Radiation Measurements

Year:

2015

Language:

english

File:

PDF, 1.20 MB

english, 2015

57

Evaluation of Gd2O2S:Pr granular phosphor properties for X-ray mammography imaging

David, S., Michail, C., Seferis, I., Valais, I., Fountos, G., Liaparinos, P., Kandarakis, I., Kalyvas, N.

Journal:

Journal of Luminescence

Year:

2015

Language:

english

File:

PDF, 754 KB

english, 2015

58

SPIE Proceedings [SPIE SPIE Medical Imaging - San Diego, California, USA (Saturday 15 February 2014)] Medical Imaging 2014: Physics of Medical Imaging - Imaging performance of a thin Lu 2 O 3 :Eu nanophosphor scintillating screen coupled to a high resolution CMOS sensor under X-ray radiographic conditions: comparison with Gd 2 O 2 S:Eu conventional phosphor screen

Whiting, Bruce R., Hoeschen, Christoph, Seferis, I., Michail, C., Valais, I., Zeler, J., Liaparinos, P., Kalyvas, N., Fountos, G., Zych, E., Kandarakis, I., Panayiotakis, G.

Year:

2014

Language:

english

File:

PDF, 513 KB

english, 2014

59

A new PET resolution measurement method through Monte-Carlo simulations

Karpetas, George E., Michail, Christos M., Fountos, George P., Kandarakis, Ioannis S., Panayiotakis, George S.

Journal:

Nuclear Medicine Communications

Year:

2014

Language:

english

File:

PDF, 762 KB

english, 2014

60

Duodenogastric reflux after biliary surgery: scintigraphic quantification and improvement with erythromycin

Fountos, Alexandros, Chrysos, Emmanuel, Tsiaoussis, John, Karkavitsas, Nikolaos, Zoras, Odysseas J., Katsamouris, Asterios, Xynos, Evaghelos

Journal:

ANZ Journal of Surgery

Year:

2003

Language:

english

File:

PDF, 380 KB

english, 2003

61

Figure of Image Quality and Information Capacity in Digital Mammography

Michail, Christos M., Kalyvas, Nektarios E., Valais, Ioannis G., Fudos, Ioannis P., Fountos, George P., Dimitropoulos, Nikos, Koulouras, Grigorios, Kandris, Dionisis, Samarakou, Maria, Kandarakis, Ioa

Journal:

BioMed Research International

Year:

2014

Language:

english

File:

PDF, 1.29 MB

english, 2014

62

Luminescence efficiency of (Lu,Gd)2SiO5:Ce (LGSO:Ce) crystals under X-ray radiation

Michail, C., David, S., Bakas, A., Kalyvas, N., Fountos, G., Kandarakis, I., Valais, I.

Journal:

Radiation Measurements

Year:

2015

Language:

english

File:

PDF, 2.45 MB

english, 2015

63

Bone calcium/phosphorus ratio determination using dual energy X-ray method

Sotiropoulou, P., Fountos, G., Martini, N., Koukou, V., Michail, C., Kandarakis, I., Nikiforidis, G.

Journal:

Year:

2015

Language:

english

File:

PDF, 782 KB

english, 2015

64

Optimization of breast cancer detection in Dual Energy X-ray Mammography using a CMOS imaging detector

Koukou, V, Fountos, G, Martini, N, Sotiropoulou, P, Michail, C, Kalyvas, N, Valais, I, Bakas, A, Kounadi, E, Kandarakis, I, Nikiforidis, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 1.25 MB

english, 2015

65

Influence of Iterative Reconstruction Algorithms on PET Image Resolution

Karpetas, G E, Michail, C M, Fountos, G P, Valais, I G, Nikolopoulos, D, Kandarakis, I S, Panayiotakis, G S

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 713 KB

english, 2015

66

SPIE Proceedings [SPIE SPIE Micro+Nano Materials, Devices, and Applications - Sydney, New South Wales, Australia (Sunday 6 December 2015)] Micro+Nano Materials, Devices, and Systems - Preparation and imaging performance of nanoparticulated LuPO 4 :Eu semitransparent films under x-ray radiation

Eggleton, Benjamin J., Palomba, Stefano, Seferis, I. E., Zeler, J., Michail, C., Valais, I., Fountos, G., Kalyvas, N., Bakas, A., Kandarakis, I., Panayiotakis, G. S., Zych, E.

Year:

2015

Language:

english

File:

PDF, 850 KB

english, 2015

67

On the response of semitransparent nanoparticulated films of LuPO4:Eu in poly-energetic X-ray imaging applications

Seferis, I. E., Zeler, J., Michail, C., Valais, I., Fountos, G., Kalyvas, N., Bakas, A., Kandarakis, I., Zych, E.

Journal:

Applied Physics A: Materials Science & Processing

Year:

2016

Language:

english

File:

PDF, 1.77 MB

english, 2016

68

Radioluminescence properties of the CdSe/ZnS Quantum Dot nanocrystals with analysis of long-memory trends

Nikolopoulos, D., Valais, I., Michail, C., Bakas, A., Fountzoula, C., Cantzos, D., Bhattacharyya, D., Sianoudis, I., Fountos, G., Yannakopoulos, P., Panayiotakis, G., Kandarakis, I.

Journal:

Radiation Measurements

Year:

2016

Language:

english

File:

PDF, 2.64 MB

english, 2016

69

Effect of the Concentration on the X-ray Luminescence Efficiency of a Cadmium Selenide/Zinc Sulfide (CdSe/ZnS) Quantum Dot Nanoparticle Solution

Valais, I, Michail, C, Nikolopoulos, D, Fountzoula, C, Bakas, A, Yannakopoulos, P, Fountos, G, Panayiotakis, G, Kandarakis, I

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 623 KB

english, 2015

70

A theoretical investigation of spectra utilization for a CMOS based indirect detector for dual energy applications

Kalyvas, N, Martini, N, Koukou, V, Michail, C, Sotiropoulou, P, Valais, I, Kandarakis, I, Fountos, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 1.08 MB

english, 2015

71

Assessment of the Contrast to Noise Ratio in PET Scanners with Monte Carlo Methods

Michail, C M, Karpetas, G E, Fountos, G P, Valais, I G, Nikolopoulos, D, Kandarakis, I S, Panayiotakis, G S

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 679 KB

english, 2015

72

Optimum filter selection for Dual Energy X-ray Applications through Analytical Modeling

Koukou, V, Martini, N, Michail, C, Sotiropoulou, P, Kalyvas, N, Kandarakis, I, Nikiforidis, G, Fountos, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 1.00 MB

english, 2015

73

Estimation of bone Calcium-to-Phosphorous mass ratio using dual-energy nonlinear polynomial functions

Sotiropoulou, P, Koukou, V, Martini, N, Michail, C, Kounadi, E, Kandarakis, I, Nikiforidis, G, Fountos, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 948 KB

english, 2015

74

Image Quality Assessment of a CMOS/Gd 2 O 2 S:Pr,Ce,F X-ray Sensor

Michail, C M, Seferis, I E, Sideras, T, Valais, I G, Fountos, G P, Bakas, A, Panayiotakis, G S, Kandarakis, I S

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 607 KB

english, 2015

75

X-ray dual energy spectral parameter optimization for bone Calcium/Phosphorus mass ratio estimation

Sotiropoulou, P I, Fountos, G P, Martini, N D, Koukou, V N, Michail, C M, Valais, I G, Kandarakis, I S, Nikiforidis, G C

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 571 KB

english, 2015

76

PVAL breast phantom for dual energy calcification detection

Koukou, V, Martini, N, Velissarakos, K, Gkremos, D, Fountzoula, C, Bakas, A, Michail, C, Kandarakis, I, Fountos, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 673 KB

english, 2015

77

Modeling indirect detectors for performance optimization of a digital mammographic detector for dual energy applications

Martini, N, Koukou, V, Kalyvas, N, Sotiropoulou, P, Michail, C, Valais, I, Bakas, A, Kandarakis, I, Nikiforidis, G, Fountos, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 665 KB

english, 2015

78

Medical Imaging Image Quality Assessment with Monte Carlo Methods

Michail, C M, Karpetas, G E, Fountos, G P, Kalyvas, N I, Martini, Niki, Koukou, Vaia, Valais, I G, Kandarakis, I S

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 1022 KB

english, 2015

79

Modeling of the Calcium/Phosphorus Mass ratio for Breast Imaging

Martini, N, Koukou, V, Michail, C, Sotiropoulou, P, Kalyvas, N, Kandarakis, I, Nikiforidis, G, Fountos, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 854 KB

english, 2015

80

Effect of common building materials in narrow shaped X-ray fields transmission

Vlachos, I, Tsantilas, X, Fountos, G, Delis, H, Kandarakis, I, Panayiotakis, G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 654 KB

english, 2015

81

THE DEPARTMENT OF ENERGY???S RUSSIAN HEALTH STUDIES PROGRAM

Fountos, Barrett N., Rabovsky, Joel L.

Journal:

Year:

2007

Language:

english

File:

PDF, 75 KB

english, 2007

82

Detective quantum efficiency (DQE) of the Dexela 2923MAM detector according to IEC 62220-1-1:2015

Koukou, V., Martini, N., Vasiloudis, I., Klimi, L., Michail, C., Valais, I., Kalyvas, N., Bakas, A., Kandarakis, I., Nikiforidis, G., Fountos, G.

Journal:

Year:

2016

Language:

english

File:

PDF, 49 KB

english, 2016

83

X-ray response of a digital detector for dental radiographs

Kalyvas, N., Maragkaki, P., Bakas, A., Fountos, G., Koukou, V., Martini, N., Michail, C., Valais, I., Kandarakis, I.

Journal:

Year:

2016

Language:

english

File:

PDF, 45 KB

english, 2016

84

Enterogastric reflux after various types of antiulcer gastric surgery: Quantitation by 99mTc-HIDA scintigraphy

Xynos, Evaghelos, Vassilakis, John S., Fountos, Alexandros, Pechlivanides, George, Karkavitsas, Nikolaus

Journal:

Gastroenterology

Year:

1991

Language:

english

File:

PDF, 1.19 MB

english, 1991

85

Towards task-based assessment of PET performance: System and object DQE across different reconstruction algorithms

Samartzis, A., Fountos, G., Kastis, G.A., Kounadi, E., Datseris, I., Kandarakis, I., Nikiforidis, G.

Journal:

Year:

2016

Language:

english

File:

PDF, 39 KB

english, 2016

86

Dual energy subtraction method for breast calcification imaging

Koukou, Vaia, Martini, Niki, Fountos, George, Michail, Christos, Sotiropoulou, Panagiota, Bakas, Athanasios, Kalyvas, Nektarios, Kandarakis, Ioannis, Speller, Robert, Nikiforidis, George

Journal:

Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment

Year:

2017

Language:

english

File:

PDF, 1.38 MB

english, 2017

87

HIGHLIGHTS OF THE RUSSIAN HEALTH STUDIES PROGRAM AND UPDATED RESEARCH FINDINGS

Fountos, Barrett N.

Journal:

Radiation Protection Dosimetry

Year:

2017

Language:

english

File:

PDF, 96 KB

english, 2017

88

Grains size and shape dependence of luminescence efficiency of Lu 2 O 3 :Eu thin screens

Seferis, I.E., Zeler, J., Michail, C., David, S., Valais, I., Fountos, G., Kalyvas, N., Bakas, A., Kandarakis, I., Zych, E., Panayiotakis, G.S.

Journal:

Results in Physics

Year:

2017

Language:

english

File:

PDF, 644 KB

english, 2017

89

Detective quantum efficiency (DQE) in PET scanners: A simulation study

Karpetas, George E., Michail, Christos M., Fountos, George P., Kalyvas, Nektarios I., Valais, Ioannis G., Kandarakis, Ioannis S., Panayiotakis, George S.

Journal:

Applied Radiation and Isotopes

Year:

2017

Language:

english

File:

PDF, 1.94 MB

english, 2017

90

On the response of alloyed ZnCdSeS Quantum Dot films

Valais, I., Michail, C., Fountzoula, C., Tseles, D., Yannakopoulos, P., Nikolopoulos, D., Bakas, A., Fountos, G., Saatsakis, G., Sianoudis, I., Kandarakis, I., Panayiotakis, G.

Journal:

Results in Physics

Year:

2017

Language:

english

File:

PDF, 408 KB

english, 2017

91

Application of a dual energy X-ray imaging method on breast specimen

Koukou, V., Martini, N., Fountos, G., Michail, C., Bakas, A., Oikonomou, G., Kandarakis, I., Nikiforidis, G.

Journal:

Results in Physics

Year:

2017

Language:

english

File:

PDF, 610 KB

english, 2017

92

Characterization of breast calcification types using dual energy X-ray method

Martini, Niki, Koukou, Vaia, Fountos, George, Michail, Christos, Bakas, Athanasios, Kandarakis, Ioannis S, Speller, Robert David, Nikiforidis, George C

Journal:

Physics in Medicine and Biology

Year:

2017

Language:

english

File:

PDF, 1.70 MB

english, 2017

93

Polymer Based Thin Film Screen Preparation Technique

Valais, I., Michail, C., Fountzoula, C., Fountos, G., Saatsakis, G., Karabotsos, A., Panayiotakis, G.S., Kandarakis, I.

Journal:

Journal of Physics Conference Series

Year:

2017

Language:

english

File:

PDF, 574 KB

english, 2017

94

Preliminary Study of ZnS:Mn 2+ Quantum Dots Response Under UV and X-Ray Irradiation

Saatsakis, G., Valais, I., Michail, C., Fountzoula, C., Fountos, G., Koukou, V., Martini, N., Kalyvas, N., Bakas, A., Sianoudis, I., Kandarakis, I., Panayiotakis, G.S.

Journal:

Journal of Physics Conference Series

Year:

2017

Language:

english

File:

PDF, 492 KB

english, 2017

95

Luminescence efficiency of calcium tungstate (CaWO 4 ) under X-ray radiation: Comparison with Gd 2 O 2 S:Tb

Michail, C., Valais, I., Fountos, G., Bakas, A., Fountzoula, C., Kalyvas, N., Karabotsos, A., Sianoudis, I., Kandarakis, I.

Journal:

Year:

2018

Language:

english

File:

PDF, 1.33 MB

english, 2018

96

Alterations in Serum Gastrin Levels and Antral G- and D-Cell Population following Corticosteroid Administration

Xynos, Evaghelos, Vassilakis, John S., Neonakis, Evaghelos, Fountos, Alexandros, Kittas, Christos

Journal:

Year:

1987

Language:

english

File:

PDF, 947 KB

english, 1987

97

X-ray imaging resolution of phosphor screens prepared with different grains size and shape of granular Lu 2 O 3 :Eu

Seferis, I. E., Michail, C., Zeler, J., Valais, I., Fountos, G., Kalyvas, N., Bakas, A., Kandarakis, I., Zych, E., Panayiotakis, G. S.

Journal:

Journal of Physics Conference Series

Year:

2017

Language:

english

File:

PDF, 314 KB

english, 2017

98

Pencil Beam Spectral Measurements of Ce, Ho, Yb, and Ba Powders for Potential Use in Medical Applications

Martini, N., Koukou, V., Michail, C., Sotiropoulou, P., Kalyvas, N., Kandarakis, I., Nikiforidis, G., Fountos, G.

Journal:

Journal of Spectroscopy

Year:

2015

Language:

english

File:

PDF, 1.61 MB

english, 2015

99

Dual Energy Method for Breast Imaging: A Simulation Study

Koukou, V., Martini, N., Michail, C., Sotiropoulou, P., Fountzoula, C., Kalyvas, N., Kandarakis, I., Nikiforidis, G., Fountos, G.

Journal:

Computational and Mathematical Methods in Medicine

Year:

2015

Language:

english

File:

PDF, 1.58 MB

english, 2015

100

Detective quantum efficiency (DQE) of high X-ray absorption Lu2O3:Eu thin screens: the role of shape and size of nano- and micro-grains

Seferis, I. E., Michail, C., Zeler, J., Kalyvas, N., Valais, I., Fountos, G., Bakas, A., Kandarakis, I., Zych, E., Panayiotakis, G. S.

Journal:

Applied Physics

Year:

2018

Language:

english

File:

PDF, 1.16 MB

english, 2018