Spatiotemporal Monte Carlo transport methods in x-ray semiconductor detectors: Application to pulse-height spectroscopy in a-Se

Medical Physics

Volumn 39, Issue 1, 2012, Pages 308-319

  Fang, Yuan ^a,b   Badal, Andreu ^a   Allec, Nicholas ^b   Karim, Karim S ^b   Badano, Aldo ^a  

^a CENTER FOR DEVICES AND RADIOLOGICAL HEALTH   (United States)

^b UNIVERSITY OF WATERLOO   (Canada)

Author keywords

amorphous selenium; Monte Carlo; semiconductor detector; Swank factor

Indexed keywords

CARRIER MOBILITY; CARRIER TRANSPORT; ELECTRIC FIELDS; EXCITONS; MONTE CARLO METHODS; SELENIUM COMPOUNDS; SEMICONDUCTING SELENIUM; SEMICONDUCTOR DETECTORS; X RAY APPARATUS; X RAYS;

AMORPHOUS SELENIUM; CARRIER TRANSPORT PROCESS; COULOMBIC INTERACTIONS; MONTE CARLO TRANSPORT METHOD; RECOMBINATION AND TRAPPING; SEMICONDUCTOR X-RAY DETECTORS; STATISTICAL VARIATIONS; SWANK FACTORS;

X RAY DETECTORS;

EID: 84855472614     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.3669486     Document Type: Article

References (34)

1. G. Knoll, Radiation Detection and Measurement (Wiley Interscience/John Wiley and Sons, Inc., New Jersey, 2010), pp. 365-366.
2. R. Schulz-Wendtland, K. Hermann, E. Wenkel, B. Adamietz, M. Lell, K. Anders, and M. Uder, First experiments for the detection of simulated mammographic lesions: Digital full field mammography with a new detector with a double plate of pure selenium., Radiologe 51, 130-134 (2011). 10.1007/s00117-010-2077-7
3. E. Fourkal, M. Lachaine, and B. Fallone, A comparison of x-ray detectors for mouse CT imaging., Phys. Med. Biol. 49, 5251-5265 (2004). 10.1088/0031-9155/49/23/004
4. M. Bissonnette, M. Hansroul, E. Masson, and S. Savard, Digital breast tomosynthesis using an amorphous selenium flat panel detector., Proc. SPIE 5745, 529-540 (2005). 10.1117/12.601622
5. E. Fredenberg, M. Hemmendorff, B. Cederström, M. slund, and M. Danielsson, Med. Phys. 37, 2017-2029 (2010). 10.1118/1.3371689
6. A. Ginzburg and C. Dick, Image information transfer properties of x-ray intensifying screens in the energy range from 17 to 320 keV., Med. Phys. 20, 1013-1021 (1993). 10.1118/1.596998
7. I. Blevis, D. Hunt, and J. Rowlands, X-ray imaging using amorphous selenium: Determination of Swank factor by pulse height spectroscopy., Med. Phys. 25, 638-641 (1998). 10.1118/1.598245
8. I. Blevis, D. Hunt, and J. Rowland, Measurement of x-ray photogeneration in amorphous selenium., J. Appl. Phys. 85, 7958-7962 (1999). 10.1063/1.370615
9. A. Badano and J. Sempau, MANTIS: Combined x-ray, electron and optical Monte Carlo simulation of indirect radiation imaging system., Phys. Med. Biol. 51, 1545-1561 (2006). 10.1088/0031-9155/51/6/013
10. A. Badano, I. Kyprianou, and J. Sempau, Anisotropic imaging performance in indirect x-ray imaging detectors., Med. Phys. 33, 2698-2713 (2006). 10.1118/1.2208925
11. F. Salvat, J. Fernandez-Varea, and J. Sempau, PENELOPE-2006: A code system for Monte Carlo simulation of electron and photon transport., NEA No. 6222 (2006).
12. I. Kawrakow and D. Rogers, The EGSnrc code system: Monte Carlo simulation of electron and photon transport., Technical Report No. PIRS-701 (2001).
13. MCNP-A General Monte Carlo N-Particle Transport Code, version 5, Technical Report No. LAUR-03-1987 (X-5 Monte Carlo team, 2003).
14. S. Agostinelli, Geant4-A simulation toolkit., Nucl. Instrum. Methods Phys. Res. A 506, 250-303 (2003). 10.1016/S0168-9002(03)01368-8
15. A. Ferrari, P. Sala, A. Fassuo, and J. Ranft, FLUKA: A multi-particle transport code (Program version 2005)., Technical Report Nos. CERN-2005-10, INFN/TC-05/11, SLAC-R-773 (2005).
16. A. Badal, penMesh-Monte Carlo radiation transport simulation in a triangle mesh geometry., IEEE Trans. Med. Imaging 28, 1894-1901 (2009). 10.1109/TMI.2009.2021615
17. M. Yunus, M. Kabir, and S. Kasap, Sensitivity reduction mechanisms in amorphous selenium photoconductive x-ray image detectors., Appl. Phys. Lett. 85, 6430-6432 (2004). 10.1063/1.1841474
18. K. Koughia, Z. Shakoor, S. Kasap, and J. Marshall, Density of localized electronic states in a-Se from electron time-of-flight photocurrent measurement., J. Appl. Phys. 97, 033706 (2005). 10.1063/1.1835560
19. E. Fourkal, M. Lachaine, and B. Fallone, Signal formation in amorphous-Se-based x-ray detectors., Phys. Rev. B. 63, 195-204 (2001). 10.1103/PhysRevB.63.195204
20. H. Barrett, J. Eskin, and H. Barber, Charge transport in arrays of semiconductor gamma-ray detectors., Phys. Rev. Lett. 75, 156-159 (1995). 10.1103/PhysRevLett.75.156
21. SYNOPSYS TCAD version Y-2006.06, Taurus Medici user guide (2006).
22. SYNOPSYS TCAD, Sentaurus Device: Versatile, multifunctional device simulator, datasheet (2007).
23. COMSOL, COMSOL Multiphysics 4.2a release notes (2011).
24. S. Babiker, A. Asenov, J. R. Barker, and S. P. Beaumont, Finite element Monte Carlo simulation of recess gate compound FFTs., Solid-State Electron. 39, 629-635 (1995). 10.1016/0038-1101(95)00185-9
25. T. Hayashi, Y. Kashio, and E. Okada, Hybrid Monte Carlo-diffusion method for light propagation in tissue with a low-scattering region., Appl. Opt. 42, 2888-2896 (2003). 10.1364/AO.42.002888
26. W. Que and J. Rowlands, X-ray photogeneration in amorphous selenium: Geminate versus columnar recombination., Phys. Rev. B 51, 10500-10507 (1995). 10.1103/PhysRevB.51.10500
27. J. Knight and E. Davis, Photogeneration of charge carrier in amorphous selenium., J. Phys. Chem. Solids 35, 543-554 (1975). 10.1016/S0022-3697(74) 80009-0
28. D. Sharma, Y. Fang, F. Zafar, K. S. Karim, and A. Badano, Recombination models for spatio-temporal Monte Carlo transport of interacting carriers in semiconductors., Appl. Phys. Lett. 98, 242111 (2011). 10.1063/1.3599602.1
29. N. Bohr, The penetration of atomic particles through matter., K. Dan. Vidensk. Selsk. Mat. Fys. Medd. 18, 8 (1948).
30. Y. Fang, A. Badal, N. Allec, K. S. Karim, and A. Badano, Monte Carlo simulation of amorphous selenium imaging detectors., Proc. SPIE 7622, 762214 (2010). 10.1117/12.844983
31. W. M. Bartczak, M. P. DeHaas, and A. Hummel, Computer simulation of the recombination of the ions in tracks of high-energy electrons in nonpolar liquids., Radiat. Phys. Chem. 37, 401-406 (1991).
32. H. Barrett and K. Myers, Foundation of Imaging Science (Wiley Interscience/John Wiley and Sons, Inc., New Jersey, 2004), pp. 748-763.
33. R. K. Swank, Absorption and noise in x-ray phosphors., J. Appl. Phys. 44, 4199-4203 (1973). 10.1063/1.1662918
34. J. M. Boone, T. R. Fewell, and R. J. Jennings, Molybdenum, rhodium, and tungsten anode spectral models using interpolating polynomials with application to mammography., Med. Phys. 24, 1863-1874 (1997). 10.1118/1.598100