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Experimental Determination of Photofission Neutron Multiplicities for Eight Isotopes in the Mass Range 232 ≤ <i>A</i> ≤ 239
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1975
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Experimental Nuclear PhysicsNuclear PhysicsPhysicsNuclear FissionEight IsotopesNuclear DataPhotofission Neutron MultiplicitiesMass Range 232Neutron-induced FissionMeasured MultiplicitiesNatural SciencesNeutron SourceDelayed-neutron MultiplicitiesNuclear ExperimentsNeutron ScatteringNuclear EngineeringEngineering
The prompt- and delayed-neutron multiplicities for photofission of the eight isotopes, 232Th, 233U, 234U, 235U, 236U, 238U, 237Np, and 239Pu, have been measured using bremsstrahlung with end-point energies ranging from 8 to 13 MeV. The measured multiplicities are compared with those from the same compound nucleus formed in neutron-induced fission where such data exist.