Multisphere neutron spectra measurements near a high energy medical accelerator

Health Physics

Volumn 75, Issue 3, 1998, Pages 285-290

  Veinot, K G ^a   Hertel, N E ^a   Brooks, K W ^b   Sweezy, J E ^c  

^a GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

^b EMORY UNIVERSITY SCHOOL OF MEDICINE   (United States)

^c NPTU Bettis   (United States)

Author keywords

Accelerators; Neutrons; Scintillation chamber; Thermoluminescence dosimetry

Indexed keywords

COBALT 60;

ARTICLE; CALIBRATION; DOSIMETRY; GAMMA RADIATION; LINEAR ACCELERATOR; NEUTRON; PRIORITY JOURNAL; RADIATION DOSE; SCINTILLATION SPECTROMETRY; THERMOLUMINESCENCE DOSIMETER;

EID: 0031905057     PISSN: 00179078     EISSN: None     Source Type: Journal    
DOI: 10.1097/00004032-199809000-00007     Document Type: Article

References (17)

1. American Nuclear Society. Neutron and gamma-ray flux-todose-rate factors. ANSI/ANS-6.1.1; 1991.
2. Brackenbush, L. W.; Scherpelz, R. I. SPUNIT, a computer for multisphere unfolding. In: Computer applications in health physics, Proceedings of the Seventeenth Midyear Topical Symposium of the Health Physics Society. 1984.
3. Bramblett, R. L.; Ewing, R. I.; Bonner, T. W. A new type of neutron spectrometer. Nucl. Instruments Meth. 9:1-12; 1960.
4. Eisenhauer, C. Two-component analytical model to calculate room-return correction for calibration of neutron instruments. Radiat. Protect. Dosim. 42:267-277; 1992.
5. Hertel, N. E.; Davidson, J. W. The response of Bonner spheres from thermal energies to 17.3 MeV. Nucl. Instruments Meth. A238:511; 1985.
6. Hertel, N. E.; Hartley, R. S.; Bauer, T. L.; Horton, J. L.; Otte, V. A. Neutron measurements in the vicinity of medical electron accelerators. In: Proceedings of the Twentieth Midyear Topical Symposium of the Health Physics Society. 1987:120-126.
7. Holeman, G. R.; Price, K. W.; Friedman, L. F.; Nath, R. Neutron spectral measurements in an intense photon field associated with a high energy x-ray radiotherapy machine. Med. Phys. 4:508-509; 1977.
8. Hunt, J. B. The calibration of neutron sensitive spherical devices. Radiat. Protect. Dosim. 8:239-251; 1984.
9. International Commission on Radiation Protection. Oxford: Pergamon Press; ICRP Publication 21; 1971.
10. International Commission on Radiation Protection. Oxford: Pergamon Press; ICRP Publication 26; 1977.
11. International Organization for Standardization. Neutron reference radiations for calibrating neutron measuring devices used for radiation protection purposes and for determining their response function of neutron energy. Geneva: ISO; ISO-8529; 1989.
12. Johnson, T. L. A directed search algorithm for finding physically reasonable neutron spectra from Bonner sphere data. Health Phys. 47:182; 1984.
13. Johnson, T. L.; Lee, Y.; Lowry, K. A.; Gorbics, S. G. Recent advances in Bonner sphere neutron spectrometry. In: Theory and Practices in Radiation Protection and Shielding Symposium. ISBN: 0-89448-132-0; 1987: 83-92.
14. Lowry, K. A.; Johnson, T. L. Modifications to recursion unfolding algorithms to find more appropriate neutron spectra. Health Phys. 47:587-593; 1984.
15. Muller-Runkel, R.; Ovadia, J.; Culbert, H.; Cooke, R. H.; Dolacek, E. H. The neutron dose and energy spectrum outside a 20-MV accelerator treatment room. Med. Phys. 13:742-747; 1986.
16. Nakamura, T.; Uwamino, Y. Simple shielding design method from medical and industrial electron accelerators. In: Proceedings of the Twentieth Midyear Topical Symposium of the Health Physics Society. 1987.
17. Sweezy, J. E.; Hertel, N. E.; Veinot, K. G.; Karam, R. A. Performance of a TLD-based multisphere spectrometry system. Radiat. Protect. Dosim. 1998 (in press).