Chemical nuclear data : measurement and applications : proceedings of the International Conference organized by the the British Nuclear Energy Society held on 20-22 September 1971 at the University of Kent at Canterbury

302 Pages·1971·7.048 MB·English

by  Hurrell, M. Lyndsay, Spence, R

Chemical Nuclear Data
Measurements and Applications
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Chemical Nuclear Data
Measurements and Applications
Proceedings of the International Conference organized by the
British Nuclear Energy Society held on 20-22 September 1971
at the University of Kent at Canterbury
The Institution of Civil Engineers London
(iii)

ORGANIZING COMMITTEE
Professor R. Spence (Chairman)
Professor G.N. Walton
Professor G.R. Martin
Dr D. A. Dominey
Dr V.S. Crocker
Production Editor: M. Lyndsay Hurrell BSc
ISBN: 978-0-7277-4455-5
(T) The British Nuclear Energy Society 1971
The British Nuclear Energy Society as a body
is not responsible for the statements made or
for the opinions expressed in the following
pages
Civ)

SESSION la FISSION YIELD DETERMINATION: THERMAL NEUTRONS
1. The assessment of fission yields
E.A.C Crouch
2. Radiochemical methods in fission yield determinations
H.R. von Gunten
3. Fission yield measurements in the 14 MeV fission of 232-Th,
233-U, 238-U by direct gamma spectrometry analysis
J. Blachot, P. Cavallini and C. Chauvin
4. Determination of the 148-Nd yield in the fission of 235-U,
238-U and 239-Pu by thermal and fast neutrons
M. Robin, J. Bouchard, M. Darrouzet, G. Frejaville,
M. Lucas and F. Prost Marechal
DISCUSSION ON SESSION la
SESSION lb FISSION YIELD DETERMINATION: FAST REACTOR SPECTRA
5. Fast breeder reactor burn-up and fission yield measurement
programme in the USA
W.J. Maeck
6. Fission yields in accelerator neutron spectra
J.G. Cuninghame
7. Measurement of fission yields in the Dounreay fast reactor
V.M. Sinclair and W, Davies
8. Fractional independent yields of some iodine and xenon iso­
topes in fast neutron induced fission of 232-Th
S.M. Qaim and H.O. Denschlag
DISCUSSION ON SESSION lb
SESSION 2 APPLICATION OF FISSION YIELDS TO BURN-UP ANALYSIS
9. Procedures for the determination of burn-up by chemical
methods and nuclear data requirements in burn-up calcul­
ations
A.J. Fudge and E. Foster
10. Comparison of experimental and theoretical determinations
of burn-up and isotopic content of irradiated fuel in
thermal gas-cooled reactors
D.A. Collins, C.F. Griggs, J. McGhee and 6. Thorpe
11. Heavy isotope and burn-up determination in SGHWR fuel
W.N. Fox
12. The behaviour of fission products in irradiated ceramic
nuclear fuel materials
J.R. Findlay
13. Nuclear data and fast reactors
D.S. Crowe and V.M. Sinclair
14. Radiological implications of uncertainties in heavy element
data
R.H. Clarke
DISCUSSION ON SESSION 2
SESSION 3a INTEGRAL CROSS SECTIONS: LIGHT ELEMENTS
15. Activation cross sections of fast neutron induced nuclear
reactions: precision measurements and systematics
S.M. Qaim, R. Wolfle and G. Stock!in
16. 58-Ni (n,p) 58-Co and 54-Fe (n,p) 54-Mn cross section meas­
urements for use as threshold detectors
A. Paulsen and R. Widera
17. Thermal neutron capture cross section measurements at the
NPL
T.B. Ryves
DISCUSSION ON SESSION 3a
SESSION 3b INTEGRAL CROSS SECTIONS: HEAVY ELEMENTS
18. The determination of the capture to fission ratio and the
fission product yields of fissile materials irradiated in
the Dounreay fast reactor
A.E.C. Crouch
If, Measurement of integral cross sections of heavy isotopes
by irradiation in fast neutron spectra
J. Bouchard, J-Y Barre, R. Boyer, M. Darrouzet and
J. Frejaville
20. The capture and absorption cross sections of 232-U for
thermal neutron
M.J. Cabell and M. Wilkins 161
DISCUSSION ON SESSION 3b 169
SESSION 4 MEASUREMENT OF DECAY RATES
21. Superheavy elements
G.W.A. Newton 171
22. Measurement of nuclear decay schemes
I.W. Goodier, M.J. Woods and A. Williams
23. Standardization of radionuclides - techniques and accuracy
A. McNair 181
24. Some half-life measurements by mass and gamma ray spectro­
metry
M.J. Cabell 189
25. Problems and improvements in low geometry alpha counting
A. Spernol and B. Denecke 199
26. Alpha spectra and associated techniques and measurements
Mrs K.M. Glover 205
27. The alpha half-life of 234-U
M. Lounsbury and R.W. Durham 215
28. The half-life of 234-U
P. de Bievre, K.F. Lauer, Y. le Duigou, H. Moret,
G. Muschenborn, J. Spaepen, A. Spernol, R. Vaninbroukx and
V. Verdingh 221
29. Recent developments in the application of gamma ray spectr­
ometry to radiochemical analysis
A.J. Fudge 227
DISCUSSION ON SESSION 4 • 235
SESSION 5 APPLICATIONS
30. Fission delayed neutrons : a review
L. Tomlinson 239
31. Fuel activity release monitoring (burst fuel detection in
the UK gas cooled reactors
J.W. Leake
32. Applications of nuclear data in water cooled reactors
G.N. Walton
33. Circuit contamination in gas cooled reactors
D.V. Freck
34. Gamma scanning and isotopic composition measurements app­
lied to gas cooled power reactors
J.M. Butterfield and B.S.J. Davies
DISCUSSION ON SESSION 5
SESSION 6 DATA COMPILATION
35. The compilation and distribution of neutronic data
H. Li skien
36. Data compilations for calculating fission heat and radiat­
ion
E.W. Sidebotham
DISCUSSION ON SESSION 6
Closing address by Professor L. Yaffe