IAEA Coordinated Research Project for
Development of a Database for Prompt Gamma-Ray Neutron Activation Analysis

Data for La Isotopes (Z=57)

IsotopeAbundanceSigma(old) Sigma(new)Data Intensity Balances Energy Fit
138La0.090 1%57 6 b 57 6 b
ReferencesComments: from Budapest data
Final adopted data , Intensity balance , Energy/Intensity Fit
139La99.910 1%9040 40 mb * 6130 240 mb ENSDFBudapest ENSDFBudapest ENSDFBudapest
ReferencesComments: Complex correction for ICC. 9390 80 mb (De Corte)
10200 50 mb 1997Ka47. * Updated (2003)
B- Decay (1.68 d) 224 7 mb, needs correction for bombardment time.
Final adopted data , Intensity balance , Energy/Intensity Fit

Comparison of ENSDF and Budapest Gamma-Ray Data

Final Comparison of Adopted Data, Budapest, and Lone.

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For more information contact

Richard B. Firestone, e-mail: rbf@lbl.gov
Ernest O. Lawrence Berkeley National Laboratory
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Fax: 510-486-5757