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Measurement of the sup 19 F(n,2n) sup 18 F cross section from 18 to 27 MeV

Journal Article · · Nuclear Science and Engineering; (United States)
OSTI ID:5357049
;  [1]
  1. Univ. of Wisconsin-Madison, Dept. of Medical Physics, Madison, WI (US)
This paper reports on the {sup 19}F(n, 2n){sup 18}F cross section which is measured at neutron energies of 18, 21, 23, 25 and 27 MeV. Nearly monoenergetic neutrons bombarded Teflon ((C{sub 2}F{sub 4}){sub n}), zirconium, and gold samples. The {sup 19}F(n, 2n){sup 18}F cross-section values are determined relative to {sup nat}Zr(n,xn){sup 89}Zr and {sup 197}Au(n,2n){sup 196}Au from measurements of the {sup 18}F, {sup 89}Zr, and {sup 196}Au activities. Results are in agreement with previous measurements below 20 MeV and extend the usefulness of this reaction to 28 MeV.
OSTI ID:
5357049
Journal Information:
Nuclear Science and Engineering; (United States), Journal Name: Nuclear Science and Engineering; (United States) Vol. 109:3; ISSN 0029-5639; ISSN NSENA
Country of Publication:
United States
Language:
English