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

Data for Nb Isotopes (Z=41)
IsotopeAbundanceSigma(old) Sigma(new)Data Intensity Balances Energy Fit
93Nb100%1150 50 mb 1220 20 mb ENSDFBudapest ENSDFBudapest ENSDFBudapest
ReferencesComments: ENSDF separately normalizes primary, secondary gammas.
IT Decay (6.26 m): 841 15 mb, 863 12 mb (De Corte, IT+B-).
Isomer B- Decay:
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
MailStop 50A-1148
1 Cyclotron Road
Berkeley, CA 94720
Phone: 510-486-7646
Fax: 510-486-5757