Table C.42.

Photoneutrons currents emitted by the iodine 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
9 0.000 ± 0.000 0.000 ± 0.000 0.000 ± 0.000 0.000 ± 0.000 0.000 ± 0.000 0.000 ± 0.000
10 2.624 ± 0.004 2.624 ± 0.000 2.624 ± 0.001 2.624 ± 0.004 2.624 ± 0.000 2.625 ± 0.001
11 4.604 ± 0.005 4.602 ± 0.000 4.600 ± 0.001 4.604 ± 0.005 4.602 ± 0.000 4.600 ± 0.001
12 8.149 ± 0.007 8.151 ± 0.000 8.147 ± 0.002 8.149 ± 0.007 8.151 ± 0.000 8.147 ± 0.002
13 14.325 ± 0.009 14.329 ± 0.000 14.323 ± 0.001 14.326 ± 0.009 14.329 ± 0.000 14.325 ± 0.001
14 22.887 ± 0.011 22.890 ± 0.000 22.882 ± 0.002 22.888 ± 0.011 22.890 ± 0.000 22.885 ± 0.002
15 27.940 ± 0.011 27.945 ± 0.000 27.933 ± 0.003 27.942 ± 0.011 27.945 ± 0.000 27.935 ± 0.003
16 25.040 ± 0.010 25.045 ± 0.000 25.033 ± 0.002 25.041 ± 0.010 25.045 ± 0.000 25.035 ± 0.002
17 23.318 ± 0.012 23.335 ± 0.000 23.324 ± 0.002 23.319 ± 0.012 23.335 ± 0.000 23.325 ± 0.002
18 24.040 ± 0.012 24.053 ± 0.000 24.040 ± 0.002 24.040 ± 0.012 24.052 ± 0.000 24.040 ± 0.002
19 20.143 ± 0.010 20.158 ± 0.000 20.141 ± 0.002 20.144 ± 0.010 20.158 ± 0.000 20.142 ± 0.002
20 15.777 ± 0.002 15.802 ± 0.000 15.781 ± 0.000 15.778 ± 0.002 15.802 ± 0.000 15.781 ± 0.000
21 12.615 ± 0.008 12.640 ± 0.000 12.616 ± 0.001 12.616 ± 0.008 12.638 ± 0.000 12.616 ± 0.001
22 10.367 ± 0.007 10.395 ± 0.000 10.361 ± 0.002 10.367 ± 0.007 10.393 ± 0.000 10.362 ± 0.002
23 8.706 ± 0.007 8.748 ± 0.001 8.708 ± 0.002 8.706 ± 0.007 8.745 ± 0.001 8.709 ± 0.002
24 7.457 ± 0.006 7.507 ± 0.001 7.461 ± 0.002 7.457 ± 0.006 7.503 ± 0.001 7.457 ± 0.002
25 6.484 ± 0.006 6.540 ± 0.001 6.485 ± 0.002 6.485 ± 0.006 6.536 ± 0.001 6.483 ± 0.001
26 5.707 ± 0.005 5.775 ± 0.001 5.709 ± 0.001 5.707 ± 0.005 5.769 ± 0.001 5.708 ± 0.001
27 5.112 ± 0.005 5.192 ± 0.001 5.117 ± 0.001 5.113 ± 0.005 5.185 ± 0.001 5.115 ± 0.001
28 4.760 ± 0.005 4.853 ± 0.000 4.767 ± 0.001 4.760 ± 0.005 4.845 ± 0.000 4.764 ± 0.001
29 4.577 ± 0.005 4.683 ± 0.000 4.583 ± 0.001 4.577 ± 0.005 4.674 ± 0.000 4.581 ± 0.001
30 4.441 ± 0.005 4.556 ± 0.000 4.442 ± 0.001 4.441 ± 0.005 4.546 ± 0.000 4.441 ± 0.001

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