Results:3 different decay possibilities were found


Dataset #1:

Author: S. Ohya   Citation:Nuclear Data Sheets 111, 1619 (2010)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
121
52
Te
 0.0    1/2+   19.17 d 4    ε: 100  1054 26   
121
51
Sb
 

Electrons:

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



Auger L     3.07      85 % 3   0.00262 8 
CE K     6.647 10        1.12 % 3   7.45E-5 22 
Auger K    21.8      11.5 % 5   0.00250 11 
CE L    32.440 10        0.147 % 5   4.77E-5 16 
CE K    35.057 13        0.49 % 3   1.70E-4 12 
CE M    36.194 10        0.0292 % 10   1.06E-5 4 
CE N    36.986 10        0.00561 % 20   2.07E-6 7 
CE O    37.134 10        5.49E-4 % 19   2.04E-7 7 
CE L    60.850 13        0.08 % 3   4.7E-5 16 
CE M    64.604 13        0.016 % 5   1.0E-5 3 
CE N    65.396 13        0.0031 % 10   2.0E-6 7 
CE O    65.544 13        2.7E-4 % 6   1.8E-7 4 
CE K   439.981 13        0.0111 % 4   4.88E-5 16 
CE L   465.774 13        0.00154 % 5   7.20E-6 23 
CE M   469.528 13        3.07E-4 % 10   1.44E-6 5 
CE N   470.320 13        5.85E-5 % 19   2.75E-7 9 
CE O   470.468 13        5.49E-6 % 18   2.58E-8 8 
CE K   477.100 11        0.128 % 4   6.08E-4 19 
CE L   502.893 11        0.0157 % 5   7.9E-5 3 
CE M   506.647 11        0.00310 % 10   1.57E-5 5 
CE N   507.439 11        5.98E-4 % 19   3.03E-6 10 
CE O   507.587 11        5.94E-5 % 19   3.02E-7 10 
CE K   542.648 11        0.367 % 11   0.00199 6 
CE L   568.441 11        0.0491 % 15   2.79E-4 9 
CE M   572.195 11        0.0098 % 3   5.58E-5 17 
CE N   572.987 11        0.00187 % 6   1.07E-5 3 
CE O   573.135 11        1.78E-4 % 5   1.02E-6 3 

Gamma and X-ray radiation:

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



XR l     3.6       7.4 % 4   2.66E-4 13 
XR kα2    26.111      21.6 % 9   0.00565 23 
XR kα1    26.359      39.9 % 16   0.0105 4 
XR kβ3    29.679       3.65 % 15   0.00108 4 
XR kβ1    29.726       7.0 % 3   0.00209 8 
XR kβ2    30.393       1.98 % 8   6.02E-4 24 
    37.138 10        0.120 % 3   4.45E-5 13 
    65.548 13        0.260 % 10   1.70E-4 7 
   470.472 13        1.41 % 4   0.00662 19 
   507.591 11       17.7 % 5   0.090 3 
   573.139 11       80.4 % 22   0.461 13 

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
    37.13865.548 (3.46E-9), 470.472 (3.46E-9)
    65.54837.138 (3.46E-9), 470.472, 507.591
   470.47237.138 (3.46E-9), 65.548
   507.59165.548

Dataset #2:

Author: S. Ohya   Citation:Nuclear Data Sheets 111, 1619 (2010)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
121
52
Te
 293.99122    11/2-   164.2 d 8    ε   1054 26   
121
51
Sb
 

Beta+:

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




   150 13      2.9E+2 3       0.0011 % 6   1.6E-6 9 

Mean beta+ energy: 1.5E+2 keV 12, total beta+ intensity: 0.0011 % 6, mean beta+ dose: 1.6E-6 MeV/Bq-s 16

Electrons:

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



Auger L     3.07      18.0 % 15   5.5E-4 5 
CE K     6.647 10        8.8 % 13   5.9E-4 8 
Auger K    21.8       2.43 % 24   5.3E-4 5 
CE L    32.440 10        1.15 % 17   3.7E-4 5 
CE M    36.194 10        0.23 % 3   8.3E-5 12 
CE N    36.986 10        0.044 % 6   1.63E-5 23 
CE O    37.134 10        0.0043 % 6   1.60E-6 23 
CE K    73.36 8        7E-4 % 4   5E-7 3 
CE L    99.15 8        1.7E-4 % 14   1.7E-7 14 
CE M   102.91 8        4E-5 % 3   4E-8 3 
CE N   103.70 8        6E-6 % 5   6E-9 5 
CE O   103.85 8        5E-7 % 4   5E-10 4 

Gamma and X-ray radiation:

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



XR l     3.6       1.56 % 14   5.6E-5 5 
XR kα2    26.111       4.6 % 4   0.00120 12 
XR kα1    26.359       8.5 % 8   0.00223 21 
XR kβ3    29.679       0.77 % 7   2.30E-4 22 
XR kβ1    29.726       1.49 % 14   4.4E-4 4 
XR kβ2    30.393       0.42 % 4   1.28E-4 12 
    37.138 10        0.94 % 13   3.5E-4 5 
   103.85 8        9E-4 % 3   9E-7 3 
Annihil.   511.0       0.0022 % 12  
   909.847 18        0.070 % 7   6.4E-4 7 
   946.989 18        0.0082 % 9   7.8E-5 8 
   998.291 11        0.080 % 8   7.9E-4 8 
  1024.00 25        8E-5 % 4   8E-7 4 
  1035.40 10        5.6E-4 % 25   6E-6 3 
  1102.149 18        2.5 % 3   0.028 3 
  1107.60 18        4.0E-4 % 16   4.4E-6 18 
  1144.65 4        0.00108 % 12   1.23E-5 14 

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
    37.138103.85 (3.46E-9), 909.847 (3.46E-9), 998.291 (3.46E-9), 1102.149 (3.46E-9), 1107.60 (3.46E-9)
   103.8537.138 (3.46E-9), 998.291, 1035.40
   909.84737.138 (3.46E-9)
   998.29137.138 (3.46E-9), 103.85
  1035.40103.85
  1102.14937.138 (3.46E-9)
  1107.6037.138 (3.46E-9)

Dataset #3:

Author: S. Ohya   Citation:Nuclear Data Sheets 111, 1619 (2010)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
121
52
Te
 293.97422    11/2-   164.2 d 8    IT: 88.6 11      
121
52
Te
 

Electrons:

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



Auger L     3.19      73.0 % 7   0.002329 21 
Auger K    22.7       5.08 % 18   0.00115 4 
CE K    49.974 15       34.6 % 7   0.0173 3 
CE L    76.849 15       41.8 % 8   0.0321 6 
CE M    80.782 15       10.06 % 23   0.00812 19 
CE N    81.620 15        1.93 % 5   0.00158 4 
CE O    81.783 15        0.166 % 4   1.35E-4 3 
CE K   180.38 3        6.09 %  0.01098
CE L   207.25 3        0.800 %  0.001658
CE M   211.18 3        0.160 %  3.39E-4
CE N   212.02 3        0.0315 %  6.69E-5
CE O   212.18 3        0.00339 %  7.20E-6

Gamma and X-ray radiation:

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



XR l     3.77       6.9 % 3   2.60E-4 11 
XR kα2    27.202      10.2 % 3   0.00276 8 
XR kα1    27.472      18.8 % 5   0.00516 15 
XR kβ3    30.944       1.73 % 5   5.36E-4 15 
XR kβ1    30.995       3.34 % 9   0.00103 3 
XR kβ2    31.704       0.96 % 3   3.05E-4 8 
    81.788 15        0.0510 % 6   4.17E-5 5 
   212.189 27       81.5 %  0.1730

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
    81.788212.189 (6.20E-11)
   212.18981.788 (6.20E-11)