ADOPTED LEVELS for 236Ac

Author: Shaofei Zhu |  Citation: Nucl. Data Sheets 182, 2 (2022). |  Cutoff date: 1-Apr-2022 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=4.97×103 keV 4S(n)= 4.21×103 keV 4S(p)= 7200 keV SYQ(α)= 2.72×103 keV 4
Reference: 2021WA16

General Comments:

2008ChZI,2010Ch19, 2012Ch19: Single 236Ac89+ ion was produced by the fragmentation of 238U at an energy of 670 MeV/nucleon on a 4 g/cm2 9Be target at GSI. It was separated in flight with FRagment Separator (FRS), injected into the storage-cooler ring ESR and electron cooled for high precision mass and half-life measurements.

Q-value: ΔS(p)=300 (2021Wa16)

Q-value: S(2n)=9760 4 (2021Wa16)




E(level)
(keV)
T1/2(level)
  0 1.2 m +58-5 
% β- = 100

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
  0 1.2 m +58-5 
% β- = 100
%β=100% on the basis of predicted T1/2(β)=16 s and T1/2(α)>1020 s (2019Mo01). No measurement available.
E(level): %β=100% on the basis of predicted T1/2(β)=16 s and T1/2(α)>1020 s (2019Mo01). No measurement available.

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