Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Konstantinos Ninos"'
Autor:
Stavros Tseremoglou, Christos Michail, Ioannis Valais, Konstantinos Ninos, Athanasios Bakas, Ioannis Kandarakis, George Fountos, Nektarios Kalyvas
Publikováno v:
Crystals, Vol 14, Iss 1, p 24 (2023)
The present study focuses on the determination of the optimal crystal thickness of LaCl3:Ce and LaBr3:Ce crystal scintillators for Nuclear Medicine Imaging applications. A theoretical model was applied for the estimation of the optical efficiency of
Externí odkaz:
https://doaj.org/article/04eb5fd6cafe4142ad0364c39766439b
Autor:
Stavros Tseremoglou, Christos Michail, Ioannis Valais, Konstantinos Ninos, Athanasios Bakas, Ioannis Kandarakis, George Fountos, Nektarios Kalyvas
Publikováno v:
Applied Sciences, Vol 13, Iss 1, p 419 (2022)
In the present study, the response of the crystalline scintillator LaBr3:Ce when excited with X-rays at tube voltages from 50 kVp to 150 kVp was investigated, for possible use in hybrid medical-imaging systems. A single crystal (10 × 10 × 10 mm3) w
Externí odkaz:
https://doaj.org/article/f6f4cbdc84054cb1a6765a6871e5f5a1
Autor:
Niki Martini, Vaia Koukou, George Fountos, Ioannis Valais, Ioannis Kandarakis, Christos Michail, Athanasios Bakas, Eleftherios Lavdas, Konstantinos Ninos, Georgia Oikonomou, Lida Gogou, George Panayiotakis
Publikováno v:
Frattura ed Integrità Strutturale, Vol 13, Iss 50, Pp 471-480 (2019)
The aim of this study was to investigate the modulation transfer function (MTF) and the effective gain transfer function (eGTF) of a non-destruc¬¬tive testing (NDT)/industrial inspection complementary metal oxide semi¬conductor (CMOS) sensor in co
Externí odkaz:
https://doaj.org/article/392bb20ff84c4dd280783bfb317a613b
Autor:
Dionysios Linardatos, Christos Michail, Nektarios Kalyvas, Konstantinos Ninos, Athanasios Bakas, Ioannis Valais, George Fountos, Ioannis Kandarakis
Publikováno v:
Crystals, Vol 12, Iss 7, p 909 (2022)
A rare-earth trihalide scintillator, CeBr3, in 1 cm edge cubic monocrystal form, is examined with regard to its principal luminescence and scintillation properties, as a candidate for radiation imaging applications. This relatively new material exhib
Externí odkaz:
https://doaj.org/article/6a2ec514843246179cc34ad105b3e3d3
Autor:
Stavros Tseremoglou, Christos Michail, Ioannis Valais, Konstantinos Ninos, Athanasios Bakas, Ioannis Kandarakis, George Fountos, Nektarios Kalyvas
Publikováno v:
Crystals, Vol 12, Iss 5, p 655 (2022)
The aim of this study is to evaluate the suitability of crystalline scintillator LaCl3:Ce for possible use in hybrid medical imaging systems, such as PET/CT and SPECT/CT scanners. For this purpose, a single crystal (10 × 10 × 10 mm3) was irradiated
Externí odkaz:
https://doaj.org/article/b43ce19db0f147f6aff2eb1ae40a7d82
Autor:
Dionysios Linardatos, Anastasios Konstantinidis, Ioannis Valais, Konstantinos Ninos, Nektarios Kalyvas, Athanasios Bakas, Ioannis Kandarakis, George Fountos, Christos Michail
Publikováno v:
Crystals, Vol 10, Iss 11, p 961 (2020)
In this study, the light output of a zinc selenide activated with tellurium (ZnSe: Te) single crystal was measured for X-ray radiography applications. A cubic crystal (10 × 10 × 10 mm) was irradiated using X-rays with tube voltages from 50 to 130 k
Externí odkaz:
https://doaj.org/article/8dcbd6e175734f2bac4a48dcf15750d5
Autor:
George Saatsakis, Nektarios Kalyvas, Christos Michail, Konstantinos Ninos, Athanasios Bakas, Christina Fountzoula, Ioannis Sianoudis, George E. Karpetas, George Fountos, Ioannis Kandarakis, Ioannis Valais, George Panayiotakis
Publikováno v:
Crystals, Vol 9, Iss 7, p 343 (2019)
The aim of this article is to evaluate optical characteristics, such as the intrinsic conversion efficiency and the inherent light propagation efficiency of three polymethyl methacrylate (PMMA)/methyl methacrylate (MMA) composite ZnCuInS/ZnS (core/sh
Externí odkaz:
https://doaj.org/article/a2ef113564094f1a9a7064fc2798f849
Autor:
Christos Michail, Nektarios Kalyvas, Athanasios Bakas, Konstantinos Ninos, Ioannis Sianoudis, George Fountos, Ioannis Kandarakis, George Panayiotakis, Ioannis Valais
Publikováno v:
Crystals, Vol 9, Iss 5, p 234 (2019)
The absolute luminescence efficiency (AE) of a calcium fluoride (CaF2:Eu) single crystal doped with europium was studied using X-ray energies met in general radiography. A CaF2:Eu single crystal with dimensions of 10 × 10 × 10 mm3 was irradiated by
Externí odkaz:
https://doaj.org/article/c2cd1b18e5da47bda87b0d8b319e43a2
Autor:
Konstantinos Ninos, Spiros Kostopoulos, Ioannis Kalatzis, Panagiota Ravazoula, George Sakelaropoulos, George Panayiotakis, George Economou, Dionisis Cavouras
Publikováno v:
Analytical Cellular Pathology, Vol 2014 (2014)
Background. P63 immunostaining has been considered as potential prognostic factor in laryngeal cancer. Considering that P63 is mainly nuclear stain, a possible correlation between the texture of P63-stained nuclei and the tumor’s grade could be of
Externí odkaz:
https://doaj.org/article/f14ff96ff64c491cb80dad77337414b0
Autor:
Dionysios Linardatos, Dafni Revi, Vasileios Ntoupis, Nektarios Kalyvas, Konstantinos Ninos, Athanasios Bakas, Eleftherios Lavdas, Ioannis Kandarakis, George Fountos, Ioannis Valais, Christos Michail
Publikováno v:
Procedia Structural Integrity. 41:82-86
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a942254b12b380acf586c698923a3b68
https://doi.org/10.1016/j.prostr.2022.05.010
https://doi.org/10.1016/j.prostr.2022.05.010