Results:2 different decay possibilities were found


Dataset #1:

Author: N. Nica   Citation:Nuclear Data Sheets 170, 1 (2020)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
153
64
Gd
 95.17378    9/2+   3.5 µs 4    IT: 100      
153
64
Gd
 

Electrons:

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



CE K     1.5409 5       52 % 21   8E-4 3 
Auger L     4.84     103 % 15   0.0050 7 
CE L    33.1844 5       68 % 6   0.0225 20 
Auger K    34.9       3.6 % 14   0.0013 5 
CE M    39.6792 5       15.4 % 14   0.0061 5 
CE N    41.1842 7        3.5 % 3   0.00143 13 
CE O    41.535       0.48 % 4   2.00E-4 18 
CE K    43.1009 5        1.43 % 16   6.2E-4 7 
CE L    43.4044 5       10 % 4   0.0045 18 
CE M    49.8992 5        2.3 % 9   0.0012 5 
CE N    51.4042 7        0.53 % 21   2.7E-4 11 
CE O    51.754       0.08 % 3   4.0E-5 16 
CE L    84.9644 5        1.48 % 17   0.00126 14 
CE M    91.4592 5        0.35 % 4   3.2E-4 4 
CE N    92.9642 7        0.078 % 9   7.3E-5 8 
CE O    93.314       0.0102 % 11   9.5E-6 11 

Gamma and X-ray radiation:

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



     1.83 S    100 %  0.00184
XR l     6.06      22 % 3   0.00133 21 
    41.56       9.4 % 8   0.0039 3 
XR kα2    42.309      14 % 6   0.0060 24 
XR kα1    42.996      25 % 10   0.011 4 
XR kβ3    48.551       2.6 % 10   0.0012 5 
XR kβ1    48.695       4.9 % 20   0.0024 10 
XR kβ2    49.959       1.7 % 7   8E-4 3 
    51.78       4.7 % 19   0.0024 10 
    93.34       1.03 % 11   9.7E-4 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
     1.8341.56, 51.78, 93.34
    41.561.83, 51.78
    51.781.83, 41.56
    93.341.83

Dataset #2:

Author: N. Nica   Citation:Nuclear Data Sheets 170, 1 (2020)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
153
64
Gd
 0.0    3/2-   240.4 d 10    ε: 100  484.7   
153
63
Eu
 

Electrons:

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



Auger L     4.69     112.3 % 14   0.00527 6 
CE L     6.0118 4        0.156 % 23   9.4E-6 14 
CE L    11.7610 4        0.162 %  1.91E-5
CE M    12.2638 5        0.035 % 5   4.3E-6 6 
CE N    13.7036 7        0.0074 % 11   1.02E-6 15 
CE O    14.03853 20        8.8E-4 % 13   1.23E-7 18 
CE M    18.0130 5        0.0377 %  6.79E-6
CE N    19.4528 7        0.00829 %  1.612E-6
CE O    19.78766 19        0.001091 %  2.16E-7
CE K    21.1540 4       10.8 % 3   0.00228 7 
CE K    26.9031 5        0.050 % 4   1.35E-5 12 
Auger K    33.7       9.3 % 5   0.00315 18 
CE K    34.8482 5        0.473 % 14   1.65E-4 5 
CE K    40.9669 5        0.17 % 3   7.0E-5 11 
CE K    48.9120 5        7.68 %  0.00376
CE K    54.6611 4       31.4 % 6   0.0171 3 
CE L    61.6210 4        1.76 % 6   0.00109 4 
CE L    67.3701 5        0.0091 % 11   6.1E-6 7 
CE M    67.8730 5        0.386 % 12   2.62E-4 8 
CE N    69.3128 7        0.088 % 3   6.09E-5 20 
CE O    69.64770 13        0.0136 % 4   9.5E-6 3 
CE M    73.6221 6        0.0020 % 3   1.49E-6 18 
CE N    75.0619 7        4.5E-4 % 6   3.4E-7 4 
CE L    75.3152 5        0.225 % 11   1.70E-4 9 
CE O    75.39683 23        6.7E-5 % 9   5.1E-8 7 
CE L    81.4339 5        0.031 % 7   2.5E-5 6 
CE M    81.5672 5        0.052 % 3   4.25E-5 22 
CE N    83.0070 7        0.0116 % 6   9.6E-6 5 
CE O    83.34187 21        0.00162 % 9   1.35E-6 7 
CE M    87.6859 5        0.0069 % 17   6.0E-6 14 
CE N    89.1257 7        0.0015 % 4   1.4E-6 4 
CE L    89.3790 5        1.146 %  0.001024
CE O    89.46065 22        2.3E-4 % 5   2.1E-7 5 
CE L    95.1281 4        4.70 % 9   0.00447 9 
CE M    95.6310 5        0.247 %  2.36E-4
CE N    97.0708 7        0.0555 %  5.39E-5
CE O    97.40570 21        0.00834 %  8.12E-6
CE M   101.3801 5        1.019 % 20   0.001033 21 
CE N   102.8199 7        0.233 % 4   2.40E-4 5 
CE O   103.15482 17        0.0366 % 7   3.78E-5 7 
CE K   124.3341 5        0.0116 % 4   1.44E-5 5 
CE L   164.8011 5        0.00249 % 10   4.11E-6 17 
CE M   171.0531 5        5.6E-4 % 3   9.5E-7 4 
CE N   172.4929 7        1.26E-4 % 5   2.17E-7 9 
CE O   172.82777 21        1.87E-5 % 7   3.23E-8 12 

Gamma and X-ray radiation:

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



XR l     5.85      22.7 % 10   0.00133 6 
    14.06383 20        0.018 % 3   2.6E-6 4 
    19.81296 19        7E-5 %  1.3E-8
XR kα2    40.902      35.0 % 9   0.0143 4 
XR kα1    41.542      62.6 % 14   0.0260 6 
XR kβ3    46.905       6.26 % 14   0.00294 7 
XR kβ1    47.038      12.1 % 3   0.00570 13 
XR kβ2    48.249       4.01 % 9   0.00194 4 
    69.67300 13        2.45 % 7   0.00171 5 
    75.42213 23        0.081 % 3   6.11E-5 19 
    83.36717 21        0.203 % 5   1.69E-4 4 
    89.48595 22        0.081 % 12   7.2E-5 11 
    97.43100 21       30.0 %  0.0292
   103.18012 17       22.1 % 3   0.0228 3 
   172.85307 21        0.0391 % 8   6.76E-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
    14.0638354.1934 (1.80E-10), 75.42213 (1.80E-10), 83.36717 (7.70E-10)
    19.8129669.67300 (3.87E-9), 83.36717 (7.70E-10)
    54.193414.06383 (1.80E-10), 83.36717 (9.50E-10), 97.43100 (1.80E-10)
    68.255783.36717 (7.70E-10)
    69.6730019.81296 (3.87E-9), 83.36717 (4.64E-9), 103.18012 (3.87E-9)
    75.4221314.06383 (1.80E-10), 83.36717 (9.50E-10), 97.43100 (1.80E-10)
    83.3671714.06383 (7.70E-10), 19.81296 (7.70E-10), 54.1934 (9.50E-10), 68.2557 (7.70E-10),
69.67300 (4.64E-9), 75.42213 (9.50E-10), 89.48595 (7.70E-10)
    89.4859583.36717 (7.70E-10)
    97.4310054.1934 (1.80E-10), 75.42213 (1.80E-10)
   103.1801269.67300 (3.87E-9)