Issue 50

N. Martini et alii, Frattura ed Integrità Strutturale, 50 (2019) 471-480; DOI: 10.3221/IGF-ESIS.50.39 480 [39] Michail, C. (2015). Image Quality Assessment of a CMOS/Gd 2 O 2 S:Pr,Ce,F X-ray Sensor, J. Sensors., 2015, pp. 874637. [40] Buhr, E., Gunther-Kohfahl, S., Neitzel, U. (2003). Accuracy of a simple method for deriving the presampled modulation transfer function of a digital radiographic system from an edge image, Med. Phys., 30, pp. 2323-2331. [41] Fountos, G., Michail, C., Zanglis, A., Samartzis, A., Martini, N., Koukou, V., Kalatzis, I., Kandarakis, I. (2012). A novel easy-to-use phantom for the determination of MTF in SPECT scanners, Med. Phys., 39(3), pp. 1561-1570. [42] Karpetas, G., Michail, C., Fountos, G., Kandarakis, I., Panayiotakis, G. (2014). A new PET resolution measurement method through Monte Carlo simulations, Nucl. Med. Commun . , 35(9), pp. 967-976. [43] Karpetas, G., Michail, C., Fountos, G., Kalyvas, N., Valais, I., Kandarakis, I., Panayiotakis, G. (2017). Detective Quantum Efficiency (DQE) in PET Scanners: A Simulation Study, Appl. Radiat. Isot., 125, pp. 154-162. [44] Samei, E., Flynn, M., Reimann, D. (1998). A method for measuring the presampled MTF of digital radiographic systems using an edge test device, Med. Phys., 25(1), pp. 102-113. [45] Michail, C., Fountos, G., Valais, I., Kalyvas, N., Liaparinos, P., Kandarakis, I., Panayiotakis, G. (2011). Evaluation of the red emitting Gd 2 O 2 S:Eu powder scintillator for use in indirect X-ray digital mammography detectors., ΙΕΕΕ Trans. Nucl. Sci., 58(5), pp. 2503-2511. [46] Michail, C., David, S., Bakas, A., Kalyvas, N., Fountos, G., Kandarakis, I., Valais, I. (2015). Luminescence Efficiency of (Lu,Gd) 2 SiO 5 :Ce (LGSO:Ce) crystals under X-ray radiation, Radiat. Meas . , 80, pp. 1-9. [47] Hubbell, J., Seltzer, S. (1995). Tables of X-ray mass attenuation coefficients and mass energy absorption coefficients 1 to 20MeV for elements Z=1 to 92 and 48 additional substances of dosimetric interest. US Department of commerce, NISTIR 5632. [48] Huang, L., and Wang, M. (1995). Image thresholding by minimizing the measure of fuzziness, Pattern. Recognit., 28(1), pp. 41-51. [49] Abramoff, M., Magalhaes, P., Ram, S. (2004). Image Processing with ImageJ, Biophoton., Int. 11(7), pp. 36-42. [50] Hoheisel, M., Giersch, J., Bernhardt, P. (2004). Intrinsic spatial resolution of semiconductor X-ray detectors: A simulation study, Nucl. Instrum. Meth. Phys. Res. A, A531, pp. 75-81. [51] Estribeau, M., Magnan, P. (2004). Fast MTF measurements of CMOS imagers using ISO 12233 slanted edge metho- dology, Proc. SPIE., 5251, pp. 243-252. [52] Lin, C., Mathur, B., Chang, M. (2002). Analytical charge collection and MTF model for photodiode based CMOS imagers, IEEE. Trans. Electron. Devices, 49, pp. 754-761. [53] Magnan, P. (2003). Detection of visible photons in CCD and CMOS: A comparative view, Nucl. Instrum. Meth. Phys. Res. A, 504, pp.199-212.