Gilson and Voss - Voss Associates

Energy & Yield of neutrons from the alpha, n reaction
neutron
ç energy
mrem/hr per Ci
MeV n/s/GBq n/s/Ci @ 30 cm
252
Cf O 4.5 8.73E6 3.23E8 3,600
244
Cm Be 4 1.0E5 3.7E6 41.1
244
Cm O 1.9 1.0E5 3.7E6 41.1
242
Cm Be 4 1.12E5 4.1E6 45.5
242
Cm O 1.9 1.12E5 4.1E6 45.5
241
Am Be 4.5 7.6E4 2.8E6 34.7
241
Am B 2.8 1.3E4 4.8E5 5.9
241
Am F 1.3 4.1E3 1.5E4 0.17
241
Am Li 0.7 1.4E3 5.2E4 0.29
241
Am O 1.9 250 9.23E3 0.1
242
Pu O 1.7 2.13E-4 7.88E-3 8.7E-8
240
Pu O 1.9 0.86 32 3.6E-4
239
Pu Be 4.5 6.1E4 2.3E6 28.5
239
Pu O 1.9 0.06 2.36 2.6E-5
238
Pu Be 4.5 7.9E4 2.9E6 32.2
238
Pu O 1.9 6.19E3 2.29E5 2.5
239
Pu F 1.4 5.4E3 2E5 2.2
238
Pu Li 0.6 38 1.4E3 0.008
238 13
Pu C 3.6 1.1E4 4.1E4 0.46
236
Pu O 2.0 54 2E3 0.02
237
Np O 1.2 54 2E3 0.02
238 235 234 233 232
U O, U O, U O, U O, and U O have similar alpha
particle energies, therefore the energy and yield of the neutrons
from the uranium oxide alpha, n reactions are similar.
1.2 54 2E3 0.02
232
Th O 1.2 54 2E3 0.02
Page 132
Energy & Yield of neutrons from the alpha, n reaction
neutron
ç energy
mrem/hr per Ci
MeV n/s/GBq n/s/Ci @ 30 cm
252
Cf O 4.5 8.73E6 3.23E8 3,600
244
Cm Be 4 1.0E5 3.7E6 41.1
244
Cm O 1.9 1.0E5 3.7E6 41.1
242
Cm Be 4 1.12E5 4.1E6 45.5
242
Cm O 1.9 1.12E5 4.1E6 45.5
241
Am Be 4.5 7.6E4 2.8E6 34.7
241
Am B 2.8 1.3E4 4.8E5 5.9
241
Am F 1.3 4.1E3 1.5E4 0.17
241
Am Li 0.7 1.4E3 5.2E4 0.29
241
Am O 1.9 250 9.23E3 0.1
242
Pu O 1.7 2.13E-4 7.88E-3 8.7E-8
240
Pu O 1.9 0.86 32 3.6E-4
239
Pu Be 4.5 6.1E4 2.3E6 28.5
239
Pu O 1.9 0.06 2.36 2.6E-5
238
Pu Be 4.5 7.9E4 2.9E6 32.2
238
Pu O 1.9 6.19E3 2.29E5 2.5
239
Pu F 1.4 5.4E3 2E5 2.2
238
Pu Li 0.6 38 1.4E3 0.008
238 13
Pu C 3.6 1.1E4 4.1E4 0.46
236
Pu O 2.0 54 2E3 0.02
237
Np O 1.2 54 2E3 0.02
238 235 234 233 232
U O, U O, U O, U O, and U O have similar alpha
particle energies, therefore the energy and yield of the neutrons
from the uranium oxide alpha, n reactions are similar.
1.2 54 2E3 0.02
232
Th O 1.2 54 2E3 0.02
Page 132
Energy & Yield of neutrons from the alpha, n reaction
neutron
ç energy
mrem/hr per Ci
MeV n/s/GBq n/s/Ci @ 30 cm
252
Cf O 4.5 8.73E6 3.23E8 3,600
244
Cm Be 4 1.0E5 3.7E6 41.1
244
Cm O 1.9 1.0E5 3.7E6 41.1
242
Cm Be 4 1.12E5 4.1E6 45.5
242
Cm O 1.9 1.12E5 4.1E6 45.5
241
Am Be 4.5 7.6E4 2.8E6 34.7
241
Am B 2.8 1.3E4 4.8E5 5.9
241
Am F 1.3 4.1E3 1.5E4 0.17
241
Am Li 0.7 1.4E3 5.2E4 0.29
241
Am O 1.9 250 9.23E3 0.1
242
Pu O 1.7 2.13E-4 7.88E-3 8.7E-8
240
Pu O 1.9 0.86 32 3.6E-4
239
Pu Be 4.5 6.1E4 2.3E6 28.5
239
Pu O 1.9 0.06 2.36 2.6E-5
238
Pu Be 4.5 7.9E4 2.9E6 32.2
238
Pu O 1.9 6.19E3 2.29E5 2.5
239
Pu F 1.4 5.4E3 2E5 2.2
238
Pu Li 0.6 38 1.4E3 0.008
238 13
Pu C 3.6 1.1E4 4.1E4 0.46
236
Pu O 2.0 54 2E3 0.02
237
Np O 1.2 54 2E3 0.02
238 235 234 233 232
U O, U O, U O, U O, and U O have similar alpha
particle energies, therefore the energy and yield of the neutrons
from the uranium oxide alpha, n reactions are similar.
1.2 54 2E3 0.02
232
Th O 1.2 54 2E3 0.02
Page 132
Energy & Yield of neutrons from the alpha, n reaction
neutron
ç energy
mrem/hr per Ci
MeV n/s/GBq n/s/Ci @ 30 cm
252
Cf O 4.5 8.73E6 3.23E8 3,600
244
Cm Be 4 1.0E5 3.7E6 41.1
244
Cm O 1.9 1.0E5 3.7E6 41.1
242
Cm Be 4 1.12E5 4.1E6 45.5
242
Cm O 1.9 1.12E5 4.1E6 45.5
241
Am Be 4.5 7.6E4 2.8E6 34.7
241
Am B 2.8 1.3E4 4.8E5 5.9
241
Am F 1.3 4.1E3 1.5E4 0.17
241
Am Li 0.7 1.4E3 5.2E4 0.29
241
Am O 1.9 250 9.23E3 0.1
242
Pu O 1.7 2.13E-4 7.88E-3 8.7E-8
240
Pu O 1.9 0.86 32 3.6E-4
239
Pu Be 4.5 6.1E4 2.3E6 28.5
239
Pu O 1.9 0.06 2.36 2.6E-5
238
Pu Be 4.5 7.9E4 2.9E6 32.2
238
Pu O 1.9 6.19E3 2.29E5 2.5
239
Pu F 1.4 5.4E3 2E5 2.2
238
Pu Li 0.6 38 1.4E3 0.008
238 13
Pu C 3.6 1.1E4 4.1E4 0.46
236
Pu O 2.0 54 2E3 0.02
237
Np O 1.2 54 2E3 0.02
238 235 234 233 232
U O, U O, U O, U O, and U O have similar alpha
particle energies, therefore the energy and yield of the neutrons
from the uranium oxide alpha, n reactions are similar.
1.2 54 2E3 0.02
232
Th O 1.2 54 2E3 0.02
Page 132