Results:2 different decay possibilities were found


Dataset #1:

Authors: T.D. Johnson, D. Symochko, M. Fadil, and J.K. Tuli   Citation:Nuclear Data Sheets 112, 1949 (2011)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
142
59
Pr
 0.0    2-   19.12 h 4    ε: 0.0164 8  745.8 24   
142
58
Ce
 

Electrons:

Energy
(keV)
Intensity
(%)
Dose
( MeV/Bq-s )



Auger L     3.94       0.0123 % 9   4.8E-7 3 
Auger K    28.4       0.00119 % 12   3.4E-7 3 

Gamma and X-ray radiation:

Energy
(keV)
Intensity
(%)
Dose
( MeV/Bq-s )



XR l     4.84       0.00175 % 15   8.5E-8 7 
XR kα2    34.279       0.0034 % 3   1.17E-6 10 
XR kα1    34.72       0.0062 % 6   2.16E-6 19 
XR kβ3    39.17       6.0E-4 % 5   2.36E-7 21 
XR kβ1    39.258       0.00117 % 10   4.6E-7 4 
XR kβ2    40.228       3.8E-4 % 3   1.51E-7 13 
   642.0 10        0.00221 %  1.42E-5

Dataset #2:

Authors: T.D. Johnson, D. Symochko, M. Fadil, and J.K. Tuli   Citation:Nuclear Data Sheets 112, 1949 (2011)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
142
59
Pr
 0.0    2-   19.12 h 4    β-: 99.9836 8  2162.2 15   
142
60
Nd
 

Beta-:

Energy
(keV)
End-point energy
(keV)
Intensity
(%)
Dose
( MeV/Bq-s )




    20.14 45     77.8 17      0.023 % 4   4.6E-6 8 
   182.78 58    586.6 16      3.7 % 5   0.0068 9 
   834.20 66   2162.2 15     96.3 % 5   0.803 4 

Mean beta- energy: 810 keV 7, total beta- intensity: 100.0 % 7, mean beta- dose: 0.810 MeV/Bq-s 9

Gamma and X-ray radiation:

Energy
(keV)
Intensity
(%)
Dose
( MeV/Bq-s )



   508.8 5        0.023 % 3   1.16E-4 16 
  1575.6 5        3.7 %  0.058

Gamma Coincidence Data:

For each gamma, the list of gammas in coincidence is given.
If experimentally known, an estimate of the average time interval (in seconds) between both gammas is given.

E(γ)Coincidence
   508.81575.6
  1575.6508.8