KUR-B1, Iron-filtered fission neutrons
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KUR-B1; Iron-filtered fission neutrons, Mean energy Ê=0.060 MeV
B1 experimental hole, Research Reactor Institute, Kyoto University
  Experimental system and energy spectrum
Materials: Human peripheral blood lymphocytes (whole blood) (Male)
Contaminated gamma-rays=36.5 %
Date: 1994.07.20.
Dose No. of Aberrations Distribution of cells with indicated number of aberrations
(Gy) cells Tet Tri Dic Rc Ra aM F del S del Aber 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0.0595 350 0 2 16 5 1 4 23 1 5 3 Dics 333 14 3
D+R 328 18 4
All 324 18 8
0.1204 300 0 1 24 8 5 2 31 3 16 11 Dics 279 16 5
D+R 269 23 8
All 260 26 13 1
0.236 220 0 2 36 9 8 4 50 6 12 7 Dics 185 31 3 1
D+R 176 33 10 1
All 167 35 16 1 1
0.389 200 0 4 54 20 5 15 76 7 29 17 Dics 152 37 8 3
D+R 136 47 12 4 1
All 121 49 17 10 2 1
0.591 130 0 4 78 19 4 12 96 4 37 27 Dics 65 49 12 3 1
D+R 55 50 18 6 1
All 47 41 28 7 2 4 1
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Ref: Sasaki, M. S., Nomura, T., Ejima, Y., Utsumi, H., Endo, S., Saito, I., Itoh, T. and Hoshi, M. (2008) Experimental derivation of relative biological effectiveness of A-bomb neutrons
in Hiroshima and Nagasaki and implications for risk assessment. Radiat. Res., 170:101-117.
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