Analysis of detector response using 3-D position-sensitive CZT gamma-ray spectrometers

IEEE Transactions on Nuclear Science

Volumn 51, Issue 6 I, 2004, Pages 3098-3104

  Zhang, Feng ^a   He, Zhong ^a   Xu, Dan ^a  

^a UNIVERSITY OF MICHIGAN   (United States)

Author keywords

CdZnTe; CZT; Gamma ray spectroscopy; Ionization energy; Position sensitive; Spectrometer; Trapping; Weighting potential

Indexed keywords

CADMIUM COMPOUNDS; CATHODES; ELECTRON MOBILITY; ELECTRON TRAPS; INFORMATION ANALYSIS; IONIZATION; SIGNAL PROCESSING; SPECTROSCOPY;

CZT; GAMMA RAY SPECTROSCOPY; GAMMA-RAY SPECTROSCOPY; IONIZATION ENERGY; POSITION SENSITIVE; TRAPPING; WEIGHTING POTENTIAL;

GAMMA RAY SPECTROMETERS;

EID: 11044232214     PISSN: 00189499     EISSN: None     Source Type: Journal    
DOI: 10.1109/TNS.2004.839078     Document Type: Conference Paper

References (15)

1. Z. He, W. Li, G. F. Knoll, D. K. Wehe, J. E. Berry, and C. M. Stahle, "3-D position sensitive CdZnTe gamma-ray spectrometers," Nucl. Instrum, Methods A., vol. 422, pp. 173-178, 1999.
2. W. Li, Z. He, G. F. Knoll, D. K. Wehe, and J. E. Berry, "A data acquisition and processing system for 3-D position sensitive CZT gamma-ray spectrometers," IEEE Trans. Nucl. Sci., vol. 46, pp. 1989-1994, Dec. 1999.
3. VAS-TAT ASIC development, Univ. Michigan and Ideas ASA, Norway. 1998-2003. Internal reports.
4. W. Li, "Three-dimensional position sensitive CdZnTe gamma ray spectrometers," Ph.D. dissertation, Univ. Michigan, Ann Arbor, MI, 2001.
5. J. L. Mattesen, M. R. Pelling, and R. T. Skelton, "CZT detectors with 3-D readout for gamma-ray spectroscopy and imaging," Proc. SPIE, vol. 4784, pp. 1-13, 2002.
6. F. Zhang, Z. He, D. Xu, G. F. Knoll, D. K. Wehe, and J. E. Berry, "Improved resolution for 3-D position sensitive CdZnTe spectrometers," IEEE Trans. Nucl. Sci., to be published.
7. eV-Prodcuts, Saxonburg, PA.
8. Ideas ASA, Snarøya, Norway.
9. Z. He, G. F. Knoll, D. K. Wehe, R. Rojeski, C. H. Mastrangelo, M. Hammig, C. Barrett, and A. Uritani, "1-D position sensitive single carrier semiconductor detectors," Nucl. Instrum. Methods A, vol. 380, pp. 228-231, 1996.
10. Z. He, G. F. Knoll, D. K. Wehe, and J. Miyamoto, "Position-sensitive single carrier CdZnTe detectors," Nucl. Instrum. Methods A, vol. 388, pp. 180-185, 1997.
11. H. H. Barren, J. D. Eskin, and H. B. Barber, "Charge transport in arrays of semiconductor gamma-ray detectors," Phys. Rev., vol. 75, pp. 156-159, 1995.
12. W. Li, Z. He, G. F. Knoll, D. K. Wehe, and Y. F. Du, "A modeling method to calibrate the interaction depth in 3-D position sensitive CdZnTe gamma-ray spectrometers," IEEE Trans. Nucl. Sci., vol. 47, pp. 890-894, June 2000.
13. W. Li, Z. He, G. F. Knoll, D. K. Wehe, and C. M. Stahle, "Spatial variation of energy resolution in 3-D position sensitive CZT gamma-ray spectrometers," IEEE Trans. Nucl. Sci., vol. 46, pp. 187-192, June 1999.
14. Z. He, W. Li, G. F. Knoll, D. K. Wehe, and C. M. Stahle, "Measurement of material uniformity using 3-D position sensitive CdZnTe gamma-ray spectrometers," Nucl. Instrum. Methods A, vol. 441, pp. 459-467, 2000.
15. P. N. Luke, "Unipolar charge sensing with coplanar electrodes-application to semiconductor detectors," IEEE Trans. Nucl. Sci., vol. 42, pp. 207-213, Aug. 1995.