Atomic bomb induced 152Eu: Reconciliation of discrepancy between measurements and calculation

Health Physics

Volumn 92, Issue 4, 2007, Pages 366-370

  Komura, K ^a   Hoshi, M ^b   Endo, S ^b   Imanaka, T ^c   Egbert, S D ^d   Ruhm W ^e,f,g   Fukushima, H ^h   Fujita, S ⁱ  

^a KANAZAWA UNIVERSITY   (Japan)

^b HIROSHIMA UNIVERSITY   (Japan)

^c KYOTO UNIVERSITY   (Japan)

^d SCIENCE APPLICATIONS INTERNATIONAL CORPORATION   (United States)

^e TECHNICAL UNIVERSITY OF MUNICH   (Germany)

^f UNIVERSITY OF MUNICH   (Germany)

^g INSTITUTE OF EPIDEMIOLOGY   (Germany)

^h Japan Chemical Analysis Center   (Japan)

ⁱ RADIATION EFFECTS RESEARCH FOUNDATION   (Japan)

Author keywords

152Eu; Atomic bomb; Neutrons; Spectrometry, gamma

Indexed keywords

EUROPIUM 152;

AB INITIO CALCULATION; ARTICLE; ATOMIC BOMB; GAMMA SPECTROMETRY; GRANITE; JAPAN; PRIORITY JOURNAL; RADIATION MEASUREMENT; RADIOACTIVITY; THEORETICAL MODEL;

ALGORITHMS; EUROPIUM; EXPLOSIVE AGENTS; FAST NEUTRONS; JAPAN; NUCLEAR WARFARE; RADIATION DOSAGE; SILICON DIOXIDE; SPECTROMETRY, GAMMA;

EID: 33947177647     PISSN: 00179078     EISSN: None     Source Type: Journal    
DOI: 10.1097/01.HP.0000251246.58759.2f     Document Type: Article

References (28)

1. Endo S, Tanaka K, Ishikawa M, Komura K, Shizuma K, Hoshi M. Neutron background in situ measurements. In: Young RW, Kerr GD, eds. Reassessment of the atomic bomb radiation dosimetry for Hiroshima and Nagasaki - Dosimetry System 2002 (DS02). Hiroshima, Japan: Radiation Effects Research Foundation; Vol. 2; 2005: 722-726.
2. Hamajima Y, Komura K. Background components of Ge detectors in Ogoya Underground Laboratory. Appl Rad Isotopes 61:179 -183; 2004.
3. 152Eu activities for analysis of the neutron spectrum. Health Phys 53:227-239; 1987.
4. 152Eu activities in Dosimetry System 1986 (DS86). Health Phys 57:831- 837; 1989.
5. 36Cl measurements in Hiroshima granite samples as part of an international intercomparison study: results from the Munich group. Radiat Environ Biophys 42:27-32; 2003.
6. 36Cl measurements in granite samples exposed to A-bomb neutrons. Radiat Environ Biophys 44:75-86; 2005.
7. 36Cl produced by neutrons from the Hiroshima bomb. Int J Radiat Biol 58:661- 672; 1990.
8. Komura K. Challenge to the detection limit of environmental radioactivity. In: Ogawa Y, Tsujimoto T, eds. Proceedings of the 1997 International Symposium on Environmental Radiation, 20 October 1997, Wakasa, Fukui, Japan. Osaka: Kansai Branch, Atomic Energy Society of Japan; 1998:56-75.
9. Loewe WE, Mendelssohn E, Hamada T, Maruyama T, Okajima S, Pace JV, Sakanoue M, Kondo S, Hashizume T, Marcum J, Woolson WA. Measurement of neutron fluences. In: Roesch WC, ed. US-Japan Joint Reassessment of Atomic Bomb Radiation in Hiroshima and Nagasaki, Final Report. Hiroshima: Radiation Effects Research Foundation; Vol. 1; 1987: 185-204.
10. 59Ni by accelerator mass spectrometry using characteristic projectile x rays. Nucl Instrum Methods B123:137-143; 1997.
11. 36Cl measurements in Japan. In: Young RW, Kerr GD, eds. Reassessment of the atomic bomb radiation dosimetry for Hiroshima and Nagasaki - Dosimetry System 2002 (DS02). Hiroshima: Radiation Effects Research Foundation; Vol. 2; 2005: 555-560.
12. 152Eu in samples exposed to the nuclear explosions in Hiroshima and Nagasaki. Nature 302:132-134; 1983.
13. Nakanishi T, Kobayashi K, Yamamoto T, Miyaji K. Residual neutron-induced radioactivities in samples exposed in Hiroshima. In: Roesch WC, ed. US-Japan Joint Reassessment of Atomic Bomb Radiation in Hiroshima and Nagasaki, Final Report. Hiroshima: Radiation Effects Research Foundation; Vol. 2; 1987: 310-319.
14. Nakanishi T, Ohtani T, Mizuochi R, Miyaji K, Yamamoto T, Kobayashi K, Imanaka T. Residual neutron induced radioactivities in samples exposed to the nuclear explosion over Hiroshima. J Radiat Res 32(Suppl):69-82; 1991.
15. 152Eu activity in rocks exposed to the Nagasaki atomic bomb. In: Roesch WC, ed. US-Japan Joint Reassessment of Atomic Bomb Radiation Dosimetry in Hiroshima and Nagasaki, Final Report. Hiroshima: Radiation Effects Research Foundation; Vol. 2; 1987: 256-260.
16. Roesch WC, ed. US-Japan Joint Reassessment of Atomic Bomb Radiation in Hiroshima and Nagasaki, Final Report. Hiroshima: Radiation Effects Research Foundation; Vols. 1 and 2; 1987.
17. 41Ca depth profiles in a Hiroshima granite stone and the Dosimetry System 1986. Z Phys A Hadrons Nuclei 341:235-238; 1992.
18. 63Ni by means of accelerator mass spectrometry for estimating the fluence of fast neutrons from the Hiroshima atomic bomb. Health Phys 79:358; 2000.
19. Sakanoue M, Komura K. Studies on environmental radioactivities and radiation levels by in-situ gamma spectrometry. Kyoto: Kyoto University; Technical Reports of Research Reactor of Kyoto University; KURR-TR-155: 20-35; 1977 (in Japanese).
20. 152Eu activity induced by neutrons from the atomic bomb in Hiroshima. In: Roesch WC, ed. US-Japan Joint Reassessment of Atomic Bomb Radiation in Hiroshima and Nagasaki, Final Report. Hiroshima: Radiation Effects Research Foundation; Vol 2; 1987: 261-265.
21. Shibata S, Imamura M, Shibata S, Uwamino Y, Ohkubo T, Satoh S, Nogawa N, Hasai H, Shizuma K, Iwatani K, Hoshi M, Oka T. A method to estimate the fast-neutron fluence for the Hiroshima atomic bomb. J Phys Soc Japan 63:3546-3547; 1994.
22. 152Eu radioactivity induced by neutrons from the Hiroshima atomic bomb. Nucl Instrum Meth B66:459-464; 1992.
23. 60Co activities induced by neutrons from the Hiroshima atomic bomb. Health Phys 65:272-282; 1993.
24. 152Eu activity induced by atomic-bomb neutrons in Nagasaki and contribution of environmental neutrons to this activity. J Radiat Res 44:133-139; 2003.
25. Straume T, Egbert SD, Woolson WA, Finkel RC, Kubik PW, Gove HE, Sharma P, Hoshi M. Neutron discrepancies in the DS86 Hiroshima Dosimetry System. Health Phys 63:421-426; 1992.
26. Straume T, Harris LJ, Marchetti AA, Egbert SD. Neutrons confirmed in Nagasaki and at the Army Pulsed Radiation Facility: implications for Hiroshima. Radiat Res 138:193-200; 1994.
27. 36Cl measurements in the United States. In: Young RW, Kerr GD, eds. Reassessment of the atomic bomb radiation dosimetry for Hiroshima and Nagasaki - Dosimetry System 2002 (DS02). Hiroshima: Radiation Effects Research Foundation; Vol. 2; 2005: 497-538.
28. Young RW, Kerr GD, eds. Reassessment of the atomic bomb radiation dosimetry for Hiroshima and Nagasaki - Dosimetry System 2002 (DS02). Hiroshima: Radiation Effects Research Foundation; Vols. 1 and 2; 2005.