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

Data for Co Isotopes (Z=27)
IsotopeAbundanceSigma(old) Sigma(new)Data Intensity Balances Energy Fit
59Co100%37.18 6 b 38.4 3 b ENSDFBudapest ENSDFBudapest ENSDFBudapest
ReferencesComments: 37.14 5 b 1997Ka47, 37.10 15
IT Decay (58.59 keV): 20.76 20 b from intensity balance, 20.4 8 b (Mughabghab).
Decay: 28 4 b to isomer from 1332.5γ intensity (isomer decay) (20.4 8 b Mughabghab).
May need 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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Richard B. Firestone, e-mail: rbf@lbl.gov
 Ernest O. Lawrence Berkeley National Laboratory
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