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U.S. Department of Energy
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Measurement of the /sup 252/Cf spontaneous fission neutron spectrum

Conference · · Natl. Bur. Stand. (U.S.), Spec. Publ.; (United States)
OSTI ID:5166745

The neutron energy spectrum of /sup 252/Cf spontaneous fission was measured by the time-of-flight method with two neutron detectors--a /sup 6/LiI(Eu) crystal and a fast ionization chamber with /sup 235/U layers. The influence of scattered neutrons and fission neutron emission time on the spectrum shape was studied. In the range from 10 keV to 7 MeV, the neutron energy spectrum is satisfactorily described by a Maxwellian distribution within the experimental errors with T = 1.41 +- 0.03 MeV. 4 figures.

Research Organization:
V.G. Khlopin Radium Inst., Leningrad
OSTI ID:
5166745
Journal Information:
Natl. Bur. Stand. (U.S.), Spec. Publ.; (United States), Journal Name: Natl. Bur. Stand. (U.S.), Spec. Publ.; (United States) Vol. 493; ISSN XNBSA
Country of Publication:
United States
Language:
English