97-Bk-247
Spin
Level energy(keV) Spin & Parity
----------------------------------------
ground state (3/2-)
Mass (The Ame2012 atomic mass evaluation (II) by M.Wang, G.Audi, A.H.Wapstra, F.G.Kondev, M.MacCormick, X.Xu, and B.Pfeiffer
Chinese Physics C36 p. 1603-2014, December 2012)
247.070307302 ± 0.000005893 (amu) [mass excess = 65490.830 ± 5.489 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-613.073 ± 16.287 (keV)
Strong Gamma-rays from Decay of Bk-247 (Compiled from ENSDF as of March 2011)
[ Intensities before May 23th of 2013 were values when total intensity of the decay mode was 100(%) and a branching ratio of each decay mode was not multiplied. ]
γ-ray energy(keV) Intensity(%) Decay mode
----------------------------------------------------------
41.8 ~ 1.3 Alpha
84. ~ 40. Alpha
265. ~ 30. Alpha
----------------------------------------------------------
*: relative, ~ approximate, ? calculated or estimatted
>: greater than or equal to, <: less than or equal to
[ Intensities; total intensity of the nuclide is 100(%). ]
Decay data(Chart of the Nuclides 2014)
Decay mode Half-life
A 1380 Y 250
Cross Sections (taken from JENDL-4.0)
Table of cross sections, Bk-247.
Figures of cross sections, Bk-247: type-1: type-2: type-3.
type-1: total, elastic and inelastic scattering, capture and fision cross sections
type-2: same as type-1 but cross sections are averaged in 70 energy group intervals
type-3: threshold reaction cross sections
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Bk-246 (Z= 97, A=246), MT=102 (n,γ)
Bk-247 (Z= 97, A=247), MT= 2 (Elastic scattering)
Bk-247 (Z= 97, A=247), MT= 4 (Inelastic scattering)
Bk-248 (Z= 97, A=248), MT= 16 (n,2n)
Bk-249 (Z= 97, A=249), MT= 17 (n,3n)
Bk-250 (Z= 97, A=250), MT= 37 (n,4n)