Matrix effects in the activity measurement of environmental samples - Implementation of specific corrections in a gamma-ray spectrometry analysis program

Applied Radiation and Isotopes

Volumn 48, Issue 1, 1997, Pages 59-69

  Sima, O ^a   Dovlete, C ^b  

^a UNIVERSITY OF BUCHAREST   (Romania)

^b Environ Radioactivity Laboratory   (Romania)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; CALIBRATION; COMPUTER SIMULATION; COMPUTER SOFTWARE; ERROR CORRECTION; INSTRUMENT ERRORS; MONTE CARLO METHODS;

GAMMA RAY ANALYSIS PROGRAM; GAMMA RAY SPECTROMETRY; MATRIX EFFECTS; SELF ATTENUATION;

GAMMA RAY SPECTROMETERS;

ARTICLE; CONTROLLED STUDY; ENVIRONMENTAL RADIOACTIVITY; GAMMA SPECTROMETRY; PRIORITY JOURNAL;

EID: 0031036779     PISSN: 09698043     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0969-8043(96)00056-5     Document Type: Article

References (18)

1. Berger M. J. and Hubbell J. H. (1987) XCOM: Photon Cross Sections on a Personal Computer. NBSIR 87-3597.
2. Debertin K. and Helmer R. G. (1988) Gamma-and X-ray spectrometry with Semiconductor Detectors. North Holland, Amsterdam.
3. Debertin K. and Ren J. (1989) Measurement of the activity of radioactive samples in Marinelli beakers. Nucl. Instrum. Meth. A278, 541.
4. Dovlete C. and Osvath I. (1988) Method for automated analysis of the gamma-ray spectra of environmental samples. In Progr. Phys., Proc. Nat. Phys. Conf. 1988, p. 597 (in Romanian).
5. Haase G., Tait D. and Wiechen A. (1993) Monte Carlo simulation of several gamma-emitting source and detector arrangements for determining corrections of self-attenuation and coincidence summation in gamma-spectrometry. Nucl. Instrum. Meth A329, 483.
6. Kaplanis S. N. (1982) On the photofraction correction for voluminous sources and the mean photon path. Int. J. Appl. Radiat. Isot. 33, 605.
7. 210Pb in environmental samples. Nud. Instrum, Meth. A258, 281.
8. Nakamura T. and Suzuki T. (1983) Monte Carlo calculation of peak efficiencies of Ge(Li) and pure Ge detectors to voluminal sources and comparison with environmental radioactivity measurement. Nud. Instrum. Meth. 205, 211.
9. Noguchi M., Takeda K. and Higuchi H. (1981) Semiempirical gamma-ray peak efficiency determination including self-absorption correction based on numerical integration. Int. J. Appl. Radiat. Isot. 32, 17.
10. Ohnuki T. and Tanaka T. (1989) Migration of radionuclides controlled by several different migration mechanisms through a sandy soil layer. Health Phys. 56, 47.
11. Olesegun M. O., Decker K. M. and Sanderson C. G. (1993) Determination of self-absorption corrections by computation in routine gamma-ray spectrometry for typical environmental samples. Radioact. Radiochem. 4, 38.
12. Overwater R. M. W., Bode P. and De Goeij J. J. M. (1993) Gamma-ray spectroscopy of voluminous sources. Corrections for source geometry and self-attenuation. Nucl. Instrum. Meth. A324, 209.
13. Rieppo R. (1973) Calculated photopeak efficiencies of NaI(Tl) scintillation detectors with self-absorption in the source. Nucl. Instrum. Meth. 107, 209.
14. Sanchez F., Navarro E., Ferrero J. L., Moreno A., Roldan C., Baeza A. and Paniagua J. (1991) A Monte Carlo based method of including gamma self-absorption for the analysis of environmental samples. Nucl. Instrum. Meth. B61, 535.
15. Sima O. (1990) Monte Carlo simulation versus semiempirical calculation of autoabsorption factors for semiconductor detector calibration in complex geometries. Progr. Nucl. Energy 24, 327.
16. Sima O. (1992) Photon attenuation for samples in Marinelli beaker geometry: an analytical computation. Health Phys. 62, 445.
17. Sima O. (1994) Simularea Monte Carlo a Transportului Radiatiilor. All Publ. House, Bucuresti (in Romanian).
18. Sima O. and Dovlete C. (1995) Linear relations for efficiency calibration of gamma-spectrometric measurements of bulk samples. J. Radioanal. Nucl. Chem., Lett. 200, 191.