Table C.12.

Photoneutrons currents emitted by the cobalt target irradiated by monoenergetic photons from the (γ, n) reaction threshold to 30 MeV, uncertainties are absolute.

E (MeV) Neutron yield per 104 incident photons
ENDF/B-VIII.1
JENDL-5
MCNP6 PHITS TRIPOLI-4 MCNP6 PHITS TRIPOLI-4
11 2.606 ± 0.004 2.609 ± 0.000 2.608 ± 0.002 3.413 ± 0.004 3.416 ± 0.000 3.414 ± 0.002
12 4.125 ± 0.005 4.130 ± 0.000 4.126 ± 0.002 4.568 ± 0.005 4.572 ± 0.000 4.567 ± 0.002
13 6.653 ± 0.006 6.657 ± 0.000 6.658 ± 0.002 6.676 ± 0.006 6.680 ± 0.000 6.672 ± 0.002
14 10.903 ± 0.008 10.910 ± 0.000 10.908 ± 0.003 10.495 ± 0.007 10.502 ± 0.000 10.496 ± 0.003
15 17.943 ± 0.009 17.955 ± 0.000 17.950 ± 0.002 17.422 ± 0.009 17.434 ± 0.000 17.427 ± 0.001
16 27.831 ± 0.011 27.833 ± 0.000 27.824 ± 0.002 28.163 ± 0.011 28.166 ± 0.000 28.154 ± 0.002
17 35.555 ± 0.014 35.564 ± 0.000 35.552 ± 0.003 35.816 ± 0.014 35.826 ± 0.000 35.810 ± 0.003
18 35.801 ± 0.014 35.810 ± 0.000 35.795 ± 0.003 35.632 ± 0.014 35.645 ± 0.000 35.626 ± 0.003
19 33.503 ± 0.013 33.516 ± 0.000 33.501 ± 0.003 33.443 ± 0.013 33.452 ± 0.000 33.436 ± 0.003
20 33.925 ± 0.003 33.945 ± 0.000 33.929 ± 0.002 33.350 ± 0.003 33.369 ± 0.000 33.354 ± 0.001
21 31.531 ± 0.013 31.539 ± 0.000 31.520 ± 0.003 32.157 ± 0.013 32.166 ± 0.000 32.144 ± 0.003
22 27.546 ± 0.011 27.567 ± 0.000 27.543 ± 0.002 28.936 ± 0.012 28.960 ± 0.000 28.936 ± 0.002
23 23.899 ± 0.012 23.925 ± 0.000 23.902 ± 0.002 24.987 ± 0.010 25.004 ± 0.000 24.976 ± 0.002
24 21.047 ± 0.011 21.071 ± 0.000 21.057 ± 0.004 21.422 ± 0.011 21.449 ± 0.000 21.418 ± 0.002
25 18.404 ± 0.009 18.443 ± 0.000 18.433 ± 0.004 18.283 ± 0.009 18.322 ± 0.000 18.286 ± 0.001
26 15.883 ± 0.010 15.936 ± 0.000 15.924 ± 0.004 15.745 ± 0.009 15.792 ± 0.000 15.748 ± 0.001
27 13.657 ± 0.008 13.718 ± 0.000 13.703 ± 0.003 13.757 ± 0.008 13.809 ± 0.000 13.758 ± 0.003
28 11.784 ± 0.008 11.852 ± 0.000 11.823 ± 0.003 12.187 ± 0.007 12.245 ± 0.000 12.185 ± 0.003
29 10.263 ± 0.007 10.343 ± 0.000 10.298 ± 0.003 10.976 ± 0.008 11.041 ± 0.000 10.970 ± 0.003
30 9.040 ± 0.006 9.133 ± 0.001 9.045 ± 0.003 10.080 ± 0.007 10.160 ± 0.000 10.081 ± 0.003

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