ADOPTED LEVELS, GAMMAS for 188Ta

Authors: F.G. Kondev, S. Juutinen, D.J. Hartley |  Citation: Nucl. Data Sheets 150, 1 (2018) |  Cutoff date: 1-Feb-2018 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=5056 keV 55S(n)= 4788 keV 78S(p)= 8084 keV SYQ(α)= 375 keV SY
Reference: 2017Wa10

References:
  A  9Be(208Pb,xγ) 







E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)Final Levels
    0A (1-) 19.6 s 20 
% β- = 100
    
   99 33 A (7-) 19.6 s 20 
% β- = ?
% IT = ?
    
  391 33 A 3.7 µs 4    292.4 2 
  100
   99
(7-)

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
  391 3.7 µs 4  An isomeric ratio (number of ions found in isomeric state to the total number of ions produced for that nuclide) was measured to be 0.5 % +3-1 in 2005Ca02, but 8 % 2 in 2011St21.

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Additional Gamma Comments:

E(level)E(gamma)Comments
  391  292.4E(γ): From 2005Ca02. Others: 291.9 keV 5 (2011St21) and 292 keV (2009Al30,2012Al05)

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