Measurements of secondary neutrons from cosmic radiation with a Bonner sphere spectrometer at 79°N

Radiation and Environmental Biophysics

Volumn 48, Issue 2, 2009, Pages 125-133

  Rühm, Werner ^a   Mares, V ^a   Pioch, C ^a   Weitzenegger, E ^a   Vockenroth, R ^b   Paretzke, H G ^a  

^a INSTITUTE OF EPIDEMIOLOGY   (Germany)

^b ALFRED WEGENER INSTITUTE FOR POLAR AND MARINE RESEARCH   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

AIR CREWS; AIRLINE PASSENGERS; ANNUAL DOSE; BONNER SPHERE SPECTROMETERS; COSMIC RADIATIONS; ENERGY SPECTRUM; EXPERIMENTAL DATUM; GEOMAGNETIC FIELDS; GERMANY; MAGNETIC POLES; NEUTRON MONITORS; NORTH POLES; RELATIVE INTENSITIES; SECONDARY NEUTRONS; SOLAR ACTIVITIES; SOLAR PARTICLE EVENTS; TIME DEPENDENTS;

AIR TRANSPORTATION; ATOMS; COSMIC RAYS; COSMOLOGY; GEOMAGNETISM; NEUTRON DETECTORS; NEUTRONS; POLES; RADIATION SHIELDING; SOLAR ENERGY; SOLAR RADIATION; SPECTROMETERS; SPECTROMETRY;

NEUTRON IRRADIATION;

AIRPLANE CREW; ARTICLE; ATMOSPHERIC RADIOACTIVITY; CALCULATION; CONTROLLED STUDY; COSMIC RADIATION; EXPERIMENTAL STUDY; GEOGRAPHY; MAGNETIC FIELD; NEUTRON RADIATION; PRESSURE MEASUREMENT; RADIATION DOSE;

ALTITUDE; COSMIC RADIATION; EQUIPMENT DESIGN; NEUTRONS; RADIATION DOSAGE; RADIATION MONITORING; RADIATION PROTECTION; REPRODUCIBILITY OF RESULTS; SPECTRUM ANALYSIS; TIME FACTORS;

EID: 63949085419     PISSN: 0301634X     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00411-009-0219-y     Document Type: Article

References (26)

1. Bartol Research Institute (2008) Data downloaded from http://neutronm.bartol.udel.edu/
2. P Beck M Latocha S Rollet G Stehno 2005 TEPC reference measurements at aircraft altitudes during a solar storm Adv Space Res 36 9 1627 1633
3. P Beck DT Bartlett P Bilski C Dyer E Flückiger N Fuller P Lantos G Reitz W Rühm F Spurny G Taylor F Trompier F Wissmann 2008 Validation of modeling the radiation exposure due to solar particle events at aircraft altitudes Radiat Prot Dosim 131 51 58
4. Bütikofer R, Flückiger EO, Desorgher L (2007) Characteristics for near real-time cutoff calculations on a local and global scale. In: Proceedings of the 30th international cosmic ray conference, Merida, Mexico
5. R Bütikofer EO Flückiger L Desorgher MR Moser 2008 The extreme solar cosmic ray particle event on January 2005 and its influence on the radiation dose rate at aircraft altitude Sci Tot Environ 391 177 183
6. Federal Office for Radiation Protection (2007) Occupational exposure in Germany 2005. Report of the dose registry, BFS-SG-09/07 (in German)
7. ICRP (1991) Recommendations of the International Commission on Radiological Protection. Annals of the ICRP, vol 21(1-3). Pergamon Press, Oxford
8. ICRP (2007) The 2007 Recommendations of the International Commission on Radiological Protection. Annals of the ICRP, vol 37(2-4). Pergamon Press, Oxford
9. Lantos P, Fuller N (2003) History of the solar flare radiation doses on-board aeroplanes using semi-empirical model and Concorde measurements. Radiat Prot Dosim 104(3):199-210
10. P Lantos N Fuller 2004 Semi-empirical model to calculate potential radiation exposure on board airplane during solar particle events IEEE Trans Plasma Phys 32 1468 1477
11. F Lei S Clucas C Dyer P Truscott 2006 Improvements to and validations of the QinetiQ atmospheric radiation model (QARM) IEEE Trans Nucl Sci 53 4 1851 1858
12. G Leuthold V Mares W Rühm E Weitzenegger HG Paretzke 2007 Long-term measurement of cosmic ray neutrons by means of a Bonner Spectrometer at mountain altitudes-first results Radiat Prot Dosim 126 506 511
13. 3He counter Nucl Instrum Meth A307 398 412
14. 3He-Bonner spectrometer and their experimental verification in high energy neutron fields. In: Proceedings of third specialist meeting on shielding aspects of accelerators, targets and irradiation facilities (SATIF 3), 12-13 May 1997, Sendai, Japan, OECD Nuclear Energy Agency, pp 237-248
15. Matzke M (1987) Private communication, later integrated into the Neutron Metrology File NMF-90, available from NEA Databank ( http://www.nea.fr/abs/html/ iaea1279.html )
16. McElroy WN, Berg S, Crockett T, Hawkins RG (1967) Spectra unfolding, vol I-IV, Report AFWL-TR-67-41
17. Röhrs K (1995) The neutron monitor at Kiel (Germany) operated by the Extraterrestrial Physics Department of the Institute for Experimental and Applied Physics of the Christian-Albrechts University of Kiel
18. H Schraube G Leuthold S Roesler W Heinrich 1998 Neutron spectra at flight altitudes and their radiological estimation Adv Space Res 21 1727 1738
19. H Schraube V Mares S Roesler W Heinrich 1999 Experimental verification and calculation of aviation route doses Radiat Prot Dosim 86 309 315
20. Schraube H, Leuthold G, Heinrich W, Roesler S, Mares V, Schraube G (2002) EPCARD-European Program Package for the Calculation of Aviation Route Doses. GSF-Report 08/02, Neuherberg, ( http://www.helmholtz-muenchen.de/epcard )
21. Shea MA, Smart DF (2007) Significant solar proton events for five solar cycles (1954-2007). In: Proceedings of the 30th international cosmic ray conference, Merida, Mexico
22. Simmer G, Mares V, Weitzenegger E, Rühm W (2009) Iterative unfolding for Bonner sphere spectrometers-sensitivity analysis and dose calculation. Radiat Meas (in press)
23. F Spurný T Datchev 2001 Measurements in an aircraft during an intense solar flare, ground level event 60, on the 15th April 2001 Radiat Prot Dosim 95 273 275
24. University of Bern (2008) Data downloaded from http://cosray.unibe.ch/
25. EV Vashenyuk YV Balabin J Perez-Peraza A Gallegos-Cruz LI Miroshnichenko 2006 Some features of the sources of relativistic particles at the Sun in the solar cycles 21-23 Adv Space Res 38 411 417
26. Wiegel B, Agosteo S, Bedogni R, Caresana M, Esposito A, Fehrenbacher G, Ferrarini M, Hohmann E, Hranitzky C, Kasper A, Khurana S, Mares V, Reginatto M, Rollet S, Rühm W, Schardt D, Silari M, Simmer G, Weitzenegger E (2009) Intercomparison of radiation protection devices in a high-energy stray neutron field. Part II: Bonner sphere spectrometry. Radiat Meas (in press)