Tilted angle CZT detector for photon counting/energy weighting x-ray and CT imaging

Physics in Medicine and Biology

Volumn 51, Issue 17, 2006, Pages 4267-4287

  Shikhaliev, Polad M ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CADMIUM ZINC TELLURIDE (CZT); COUNT RATE; PHOTON ABSORPTION; SOFT TISSUE;

CHEMICAL SENSORS; COMPUTERIZED TOMOGRAPHY; CRYSTALS; DATA ACQUISITION; PARAMETER ESTIMATION; POLARIZATION; SCANNING; SIGNAL TO NOISE RATIO; X RAY ANALYSIS;

PHOTONS;

AMERICIUM 241; CADMIUM; CADMIUM ZINC TELLURIDE; COBALT 57; PLATINUM; TELLURIUM; UNCLASSIFIED DRUG; ZINC;

ARTICLE; ARTIFACT; BREAST; COLLIMATOR; COMPUTER ASSISTED TOMOGRAPHY; CONTRAST NOISE RATIO; CRYSTAL; ELECTRODE; ENERGY; GAMMA RADIATION; GEOMETRY; IMAGE QUALITY; PHANTOM; PHOTON; PRIORITY JOURNAL; RADIATION DOSE; SIGNAL NOISE RATIO;

ARTIFACTS; CADMIUM COMPOUNDS; CALCIUM CARBONATE; HUMANS; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; PHOTONS; RADIOMETRY; RADIOPHARMACEUTICALS; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; TELLURIUM; TOMOGRAPHY, X-RAY COMPUTED; ZINC COMPOUNDS;

EID: 33747603940     PISSN: 00319155     EISSN: 13616560     Source Type: Journal    
DOI: 10.1088/0031-9155/51/17/010     Document Type: Article

References (33)

1. Arfelli F et al 1998 At the frontiers of digital mammography: SYRMEP Nucl. Instrum. Methods Phys. Res. A 409 529-33
2. Aslund M, Cederstr B, Lundqvist M and Danielsson M 2004 Scatter rejection in scanned multi-slit digital mammography Proc. SPIE 5368 478-87
3. Barnes G T, Cleare H M and Brezovich M S 1976 Reduction of scatter in diagnostic radiology by means of a scanning multiple slit assembly Radiology 120 691-4
4. Barrett H H, Eskin J D and Barber H B 1995 Charge transport in arrays of semiconductor gamma-ray detectors Phys. Rev. Lett. 75 156-9
5. Beutel J, Kundel H L and Van Metter R L 2000 Medical Imaging (Bellingham, WA: SPIE)
6. Beuville E et al 1998 High resolution X-ray imaging using a silicon strip detector IEEE Trans. Nucl. Sci. 45 3059-63
7. Boone J M, Nelson T R, Lindfors K K and Seibert J A 2001 Dedicated breast CT: radiation dose and image quality evaluation Radiology 221 657-67
8. Boone J M, Seibert J A, Tang C M and Lane S M 2002 Grid and slot scan scatter reduction in mammography: comparison by using Monte Carlo techniques Radiology 222 519-27
9. Bushberg J T, Seibert J A, Leidholdt E M and Boone J M 2002 The Essential Physics of Medical Imaging (Baltimore, MD: Williams & Wilkins)
10. Chen B and Ning R 2002 Cone-beam volume CT breast imaging: feasibility study Med. Phys. 29 755-70
11. Giersch J, Niederlohner D and Anton G 2004 The influence of energy weighting on X-ray imaging quality Nucl. Instrum. Methods A 531 68-74
12. Hasegawa B H 1991 Medical X-ray Imaging (Madison, WI: Medical Physics Publishing)
13. Heanue J A, Pearson D A and Melen R E 1999 CdZnTe detector array for a scanning-beam digital x-ray system Proc. SPIE 3659 718-25
14. Ishigaki T, Sakuma S and Ikeda M 1988 One-shot dual-energy subtraction chest imaging with computed radiography: clinical evaluation of film images Radiology 168 67-72
15. Kalender W A 2000 Computed Tomography (Munich: Publicis MCD Verlag)
16. Knoll G F 2000 Radiation Detection and Measurement (New York: Wiley)
17. Kwan A L C, Boone J M and Shah N 2005 Evaluation of x-ray scatter properties in a dedicated cone-beam breast CT scanner Med. Phys. 32 2967-75
18. Limousin O 2003 New trends in CdTe and CdZnTe detectors for X- and gamma-ray applications Nucl. Instrum. Methods 504 24-37
19. Mainprize J G, Ford N L, Yin S, Tumer T and Yaffe M J 2002 A slot-scanned photodiode-array/CCD hybrid detector for digital mammography Med. Phys. 29 214-25
20. Ning R, Chen B, Yu R, Conover D, Tang X and Ning Y 2000 Flat panel detector-based cone-beam volume CT angiography imaging: system evaluation IEEE Trans. Med. Imaging 19 949-63
21. Samei E, Lo J Y, Yoshizumi T T, Jesneck J L, Dobbins J T III, Floyd C E Jr, McAdams H P and Ravin C E 2005 Comparative scatter and dose performance of slot-scan and full-field digital chest radiography systems Radiology 235 940-9
22. Shikhaliev P M 2005 Beam hardening artefacts in computed tomography with photon counting, charge integrating and energy weighting detectors: a simulation study Phys. Med. Biol. 50 5813-27
23. Shikhaliev P M, Ducote J L, Xu T and Molloi S 2005a Quantum efficiency of the MCP detector: Monte Carlo calculation IEEE Trans. Nucl. Sci. 52 1257-62
24. Shikhaliev P M and Molloi S 2006 Count rate and dynamic range of an X-ray imaging system with MCP detector Nucl. Instrum. Methods Phys. Res. A 557 501-9
25. Shikhaliev P M, Xu T, Le H and Molloi S 2004 Scanning-slit photon counting X-ray imaging system using a microchannel plate detector Med. Phys. 31 1061-71
26. Shikhaliev P M, Xu T and Molloi S 2005b Photon counting CT: concept and initial results Med. Phys. 32 427-36
27. Siewerdsen J H and Jaffray D A 2001 Cone-beam computed tomography with a flat-panel imager: Magnitude and effects of x-ray scatter Med. Phys. 28 220-31
28. Siewerdsen J H, Moseley D J, Richard S and Jaffray D A 2004 The influence of antiscatter grids on soft-tissue detectability in cone-beam computed tomography with flat-panel detectors Med. Phys. 31 3506-20
29. Tapiovaara M J and Wagner R F 1985 SNR and DQE analysis of broad spectrum x-ray imaging Phys. Med. Biol. 30 519-29
30. Thunberg S et al 2004 Dose reduction in mammography with photon counting imaging Proc. SPIE 5368 457-65
31. Tumer T O et al 2000 Preliminary results obtained from a novel CdZnTe pad detector and readout ASIC developed for an automatic baggage inspection system IEEE Nucl. Sci. Symp. Conf. Rec. 2000 1 4/36-4/41
32. Warp R J and Dobbins J T III 2003 Quantitative evaluation of noise reduction strategies in dual-energy imaging Med. Phys. 30 190-8
33. Yester M V, Barnes G T and King M A 1981 Experimental measurements of the scatter reduction obtained in mammography with a scanning multiple slit assembly Med. Phys. 8 158-62