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

Data for Br Isotopes (Z=35)
IsotopeAbundanceSigma(old) Sigma(new)Data Intensity Balances Energy Fit
79Br50.69 7%10.32 13 b * 8.97 14 b ENSDFBudapest ENSDFBudapest ENSDFBudapest
ReferencesComments: Needs correction for bombardment time. * Updated (2003)
IT Decay (4.4 h): 2160 60 mb, 2400 600 (Mughabghab).
EC Decay (17.7 m) 5800 300 mb, needs correction for bombardment time.
B- Decay (17.7 m) 5940 90 mb, needs correction for bombardment time.
Final adopted data , Intensity balance , Energy/Intensity Fit
81Br49.31 7%2360 50 mb * 2400 100 mb ENSDFBudapest ENSDFBudapest ENSDFBudapest
ReferencesComments: * Updated (2003)
IT+B- Decay (6.1 m): 2320 100 mb, 2400 400 mb (Mughabghab).
B- Decay (6.1 m): not observed
B- Decay (35 h): Not corrected for bombardment time. Not normalized.
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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Phone: 510-486-7646
Fax: 510-486-5757