Results:2 different decay possibilities were found


Dataset #1:

Author: K. Auranen and E.A. Mccutchan   Citation:Nuclear Data Sheets 168, 117 (2020)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
216
90
Th
 20459    (8+)   133 µs 4    α   8072   
212
88
Ra
 

Alphas:

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



  7999 10       0.36 % 13   0.029 10 
  9308 12       0.36 % 14   0.034 13 
  9922 10       2.1 % 7   0.21 7 

Electrons:

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



Auger L     9.09       0.16 % 5   1.4E-5 5 
CE L    44.1 20        0.26 % 12   1.1E-4 5 
CE M    58.5 20        0.07 % 3   4.2E-5 19 
CE N    62.1 20        0.018 % 8   1.1E-5 5 
CE O    63.2 20        0.0039 % 18   2.5E-6 11 
CE P    63.3 20        6E-4 % 3   3.6E-7 16 
Auger K    65.9       8.3E-4 % 21   5.4E-7 14 
CE K   336.88 10        0.011 % 4   3.7E-5 13 
CE L   421.56 10        0.0051 % 18   2.1E-5 8 
CE M   435.98 10        0.0013 % 5   5.7E-6 21 
CE N   439.59 10        3.5E-4 % 13   1.5E-6 6 
CE O   440.65 10        8E-5 % 3   3.3E-7 12 
CE P   440.78 10        1.2E-5 % 4   5.3E-8 19 
CE K   525.38 10        0.011 % 4   6.0E-5 21 
CE L   610.06 10        0.0035 % 13   2.2E-5 8 
CE M   624.48 10        9E-4 % 3   5.6E-6 20 
CE N   628.09 10        2.4E-4 % 8   1.5E-6 5 
CE O   629.15 10        5.2E-5 % 19   3.3E-7 12 
CE P   629.28 10        8E-6 % 3   5.3E-8 19 
CE K   721.08 20        0.0036 % 13   2.6E-5 9 
CE L   805.76 20        9E-4 % 3   7E-6 3 
CE M   820.18 20        2.2E-4 % 8   1.8E-6 6 
CE N   823.79 20        5.8E-5 % 21   4.8E-7 17 
CE O   824.85 20        1.3E-5 % 5   1.1E-7 4 
CE P   824.98 20        2.2E-6 % 8   1.8E-8 6 

Gamma and X-ray radiation:

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



XR l    12.3       0.13 % 5   1.6E-5 7 
    63.3 20  S      0.0042 % 18   2.7E-6 11 
XR kα2    85.431       0.0072 % 16   6.2E-6 14 
XR kα1    88.471       0.012 % 3   1.04E-5 24 
XR kβ3    99.432       0.0014 % 3   1.4E-6 3 
XR kβ1   100.13       0.0028 % 6   2.8E-6 6 
XR kβ2   102.498       0.00104 % 24   1.07E-6 24 
   440.8 1        0.34 % 12   0.0015 5 
   629.3 1        0.7 % 3   0.0044 16 
   825.0 2        0.36 % 13   0.0030 11 

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
    63.3440.8, 629.3, 825.0
    63.3440.8, 629.3, 825.0
   440.863.3, 63.3, 629.3, 825.0
   440.8629.3, 825.0
   629.363.3, 63.3, 440.8, 440.8, 825.0, 825.0
   825.063.3, 63.3, 440.8, 440.8, 629.3
   825.0629.3

Dataset #2:

Author: K. Auranen and E.A. Mccutchan   Citation:Nuclear Data Sheets 168, 117 (2020)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
216
90
Th
 0.0    0+   26.0 ms 2    α: 100  8072   
212
88
Ra
 

Alphas:

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



  7304 4       0.40 % 10   0.029 7 
  7921 5      99.60 % 10   7.889 9 

Electrons:

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



Auger L     9.09       0.0039 % 8   3.5E-7 7 
Auger K    65.9       2.0E-4 % 6   1.3E-7 4 
CE K   525.38 10        0.0063 % 16   3.3E-5 9 
CE L   610.06 10        0.0020 % 5   1.2E-5 3 
CE M   624.48 10        5.0E-4 % 13   3.1E-6 8 
CE N   628.09 10        1.3E-4 % 3   8.2E-7 21 
CE O   629.15 10        2.9E-5 % 7   1.8E-7 5 
CE P   629.28 10        4.7E-6 % 12   3.0E-8 8 

Gamma and X-ray radiation:

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



XR l    12.3       0.0032 % 6   3.9E-7 8 
XR kα2    85.431       0.0018 % 5   1.5E-6 4 
XR kα1    88.471       0.0029 % 7   2.6E-6 7 
XR kβ3    99.432       3.5E-4 % 9   3.5E-7 9 
XR kβ1   100.13       6.8E-4 % 17   6.8E-7 17 
XR kβ2   102.498       2.6E-4 % 7   2.6E-7 7 
   629.3 1        0.39 % 10   0.0025 6