Results:2 different decay possibilities were found


Dataset #1:

Author: T. Tamura   Citation:Nuclear Data Sheets 108, 455 (2007)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
122
55
Cs
 127.0518    (5)-   0.36 s 2    IT       
122
55
Cs
 

Electrons:

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



Auger L     3.55     115 % 4   0.00407 16 
CE K     9.87 15       14.2 % 19   0.00140 19 
Auger K    25.5       9.3 % 7   0.00238 17 
CE L    40.14 15       33 % 4   0.0131 18 
CE M    44.63 15        7.1 % 10   0.0032 4 
CE K    45.22 10       74 % 5   0.0334 23 
CE L    75.49 10       16.7 % 12   0.0126 9 
CE M    79.98 10        3.58 % 25   0.00286 20 

Gamma and X-ray radiation:

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



XR l     4.29      13.3 % 9   5.7E-4 4 
XR kα2    30.625      22.5 % 15   0.0069 5 
XR kα1    30.973      41 % 3   0.0127 8 
XR kβ3    34.92       3.9 % 3   0.00136 9 
XR kβ1    34.987       7.5 % 5   0.00263 17 
XR kβ2    35.818       2.33 % 15   8.3E-4 5 
    45.85 15        1.66 % 23   7.6E-4 10 
    81.20 10        4.7 % 3   0.0038 3 

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
    45.8581.20 (1.00E-6)
    81.2045.85 (1.00E-6)

Dataset #2:

Author: T. Tamura   Citation:Nuclear Data Sheets 108, 455 (2007)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
122
55
Cs
 0.0    1+   21.18 s 19    ε: 100  7220 30   
122
54
Xe
 

Beta+:

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




  1619 15      3.56E+3 3       0.48 % 9   0.0078 15 
  1672 15      3.67E+3 3       1.17 % 16   0.020 3 
  1760 15      3.86E+3 3       0.46 % 7   0.0081 12 
  1797 15      3.93E+3 3       0.44 % 7   0.0079 13 
  1891 15      4.13E+3 3       0.82 % 13   0.0155 25 
  2057 15      4.48E+3 3       0.79 % 12   0.0163 25 
  2163 15      4.70E+3 3       0.65 % 16   0.014 3 
  2297 15  ?    4.98E+3 3       0.95 % 19   0.022 4 
  2328 15      5.05E+3 3       2.9 % 4   0.068 9 
  2474 15      5.35E+3 3       4.2 % 8   0.104 20 
  2481 15  ?    5.37E+3 3       0.27 % 16   0.007 4 
  2720 15      5.87E+3 3      35 % 4   0.95 11 
  2880 15      6.20E+3 3      47 % 5   1.35 14 

Mean beta+ energy: 2.7E+3 keV 3, total beta+ intensity: 95 % 6, mean beta+ dose: 2.6 MeV/Bq-s 3

Electrons:

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



Auger L     3.43       4.87 % 19   1.67E-4 6 
Auger K    24.6       0.58 % 4   1.43E-4 9 
CE K   296.54 20        1.206 %  0.0035777
CE L   325.65 20        0.199 %  6.481E-4
CE M   329.96 20        0.0408 %  1.3479E-4
CE K   336.44 20        0.0058 % 11   2.0E-5 4 
CE K   351.0 3        0.0025 % 8   9E-6 3 
CE L   365.55 20        7.5E-4 % 14   2.7E-6 5 
CE M   369.86 20        1.5E-4 % 3   5.5E-7 10 
CE L   380.1 3        3.5E-4 % 12   1.3E-6 5 
CE M   384.5 3        7.0E-5 % 24   2.7E-7 9 
CE K   462.54 20        0.0077 % 13   3.6E-5 6 
CE K   477.4 4        0.034 % 10   1.6E-4 5 
CE L   491.65 20        0.00112 % 19   5.5E-6 9 
CE M   495.96 20        2.3E-4 % 4   1.14E-6 19 
CE L   506.5 4        0.0046 % 14   2.3E-5 7 

Gamma and X-ray radiation:

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



XR l     4.11       0.52 % 3   2.15E-5 14 
XR kα2    29.461       1.31 % 6   3.86E-4 19 
XR kα1    29.782       2.41 % 12   7.2E-4 4 
XR kβ3    33.562       0.226 % 11   7.6E-5 4 
XR kβ1    33.624       0.436 % 21   1.46E-4 7 
XR kβ2    34.419       0.132 % 7   4.54E-5 22 
   331.1 2       48 %  0.157
   371.0 2        0.28 % 5   0.00106 20 
   385.6 3        0.14 % 5   5.5E-4 19 
   497.1 2        1.00 % 17   0.0050 8 
Annihil.   511.0     190 % 13  
   512.0 4        4.2 % 13   0.021 7 
   648.2 3        0.28 % 5   0.0018 3 
   666.5 3        0.28 % 5   0.0019 4 
   760.0 5        0.033 % 19   2.5E-4 15 
   817.9 2        3.1 % 3   0.025 3 
   843.0 2        1.9 % 3   0.0160 24 
   851.1 4        0.07 % 3   5.7E-4 25 
   873.1 3        0.171 % 24   0.00149 21 
   882.9 2        0.81 % 16   0.0071 14 
  1035.9 3        0.57 % 11   0.0059 11 
  1038.9 4        0.25 % 5   0.0026 5 
  1163.6 4        0.38 % 7   0.0044 8 
  1194.0 7        0.024 % 14   2.8E-4 17 
  1222.5 5        0.17 % 5   0.0021 6 
  1236.8 5        0.16 % 5   0.0020 6 
  1385.2 3        0.69 % 11   0.0096 16 
  1421.5 7        0.06 % 3   9E-4 4 
  1428.2 5        0.16 % 6   0.0023 9 
  1495.5 4        0.62 % 11   0.0092 16 
  1515.0 6        0.128 % 22   0.0019 3 
  1550.9 7        0.100 % 21   0.0015 3 
  1734.4 4        0.52 % 11   0.0091 18 
  1799.0 4        0.38 % 7   0.0068 13 
  1933.0 5        0.44 % 7   0.0085 14 
  2011.3 6        0.38 % 7   0.0075 14 
  2199.1 7        0.52 % 11   0.0115 23 

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
   331.1371.0, 385.6, 497.1, 512.0, 648.2, 666.5, 760.0, 817.9, 851.1, 873.1, 882.9, 1035.9,
1038.9, 1163.6, 1194.0, 1222.5, 1236.8, 1385.2, 1421.5, 1428.2, 1515.0,
1550.9, 1734.4, 1799.0, 1933.0, 2011.3, 2199.1
   371.0331.1, 512.0, 843.0, 851.1, 1428.2
   385.6331.1, 497.1, 851.1, 1428.2
   497.1331.1, 385.6, 666.5, 851.1, 1035.9, 1236.8, 1428.2, 1515.0
   512.0331.1, 371.0, 648.2, 760.0, 851.1, 873.1, 1038.9, 1222.5, 1421.5, 1428.2, 1799.0
   648.2331.1, 512.0, 843.0, 1038.9, 1550.9
   666.5331.1, 497.1, 1035.9
   760.0331.1, 512.0, 843.0, 1038.9, 1550.9
   817.9331.1, 1194.0
   843.0371.0, 648.2, 760.0, 851.1, 873.1, 1038.9, 1222.5, 1421.5, 1428.2, 1799.0
   851.1331.1, 371.0, 385.6, 497.1, 512.0, 843.0, 882.9
   873.1331.1, 512.0, 843.0
   882.9331.1, 851.1, 1428.2
  1035.9331.1, 497.1, 666.5, 1163.6, 1495.5
  1038.9331.1, 512.0, 648.2, 760.0, 843.0
  1163.6331.1, 1035.9
  1194.0331.1, 817.9
  1222.5331.1, 512.0, 843.0
  1236.8331.1, 497.1
  1385.2331.1
  1421.5331.1, 512.0, 843.0
  1428.2331.1, 371.0, 385.6, 497.1, 512.0, 843.0, 882.9
  1495.51035.9
  1515.0331.1, 497.1
  1550.9331.1, 648.2, 760.0
  1734.4331.1
  1799.0331.1, 512.0, 843.0
  1933.0331.1
  2011.3331.1
  2199.1331.1