Results:2 different decay possibilities were found


Dataset #1:

Author: M. J. Martin   Citation:Nuclear Data Sheets 108,1583 (2007)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
208
83
Bi
 1571.18    10-   2.58 ms 4    IT: 100      
208
83
Bi
 

Electrons:

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



Auger L     8.15      30 % 3   0.0024 3 
CE L    48 6        1.6 % 4   7.5E-4 22 
CE K    49.3 5       43 % 6   0.021 3 
Auger K    58.2       1.7 % 3   9.9E-4 17 
CE M    60 6        0.38 % 10   2.3E-4 6 
CE N    63 6        0.10 % 3   6.1E-5 17 
CE O    64 6        0.020 % 5   1.2E-5 4 
CE P    64 6        0.0023 % 6   1.5E-6 4 
CE L   123.4 5        8.2 % 12   0.0101 15 
CE M   135.8 5        1.9 % 3   0.0026 4 
CE N   138.9 5        0.50 % 7   6.9E-4 10 
CE O   139.7 5        0.100 % 15   1.40E-4 20 
CE P   139.8 5        0.0116 % 16   1.63E-5 23 
CE K   355.5 10        0.062 % 16   2.2E-4 6 
CE K   419.8 5        2.5 % 10   0.010 4 
CE L   429.6 10        0.023 % 6   1.0E-4 3 
CE M   442.0 10        0.0057 % 15   2.5E-5 7 
CE N   445.1 10        0.0015 % 4   6.5E-6 17 
CE O   445.9 10        2.8E-4 % 7   1.3E-6 3 
CE P   446.0 10        2.7E-5 % 7   1.2E-7 3 
CE L   493.9 5        0.60 % 13   0.0030 6 
CE M   506.3 5        0.15 % 3   7.4E-4 16 
CE N   509.4 5        0.038 % 8   1.9E-4 4 
CE O   510.2 5        0.0074 % 16   3.8E-5 8 
CE P   510.3 5        8.1E-4 % 23   4.1E-6 12 
CE K   559.6 8        0.30 % 4   0.00166 21 
CE L   633.7 8        0.076 % 10   4.8E-4 6 
CE M   646.1 8        0.0187 % 24   1.21E-4 15 
CE N   649.2 8        0.0048 % 6   3.1E-5 4 
CE O   650.0 8        9.4E-4 % 12   6.1E-6 8 
CE P   650.1 8        9.8E-5 % 12   6.3E-7 8 
CE K   830.5 5        1.41 %  0.01172
CE L   904.6 5        0.420 %  0.00380
CE N   920.1 5        0.0268 %  2.46E-4
CE O   920.9 5        0.00528 %  4.87E-5
CE P   921.0 5        5.51E-4 %  5.07E-6

Gamma and X-ray radiation:

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



XR l    10.8      19.2 % 22   0.00208 24 
   ≈64       0.27 % 7   1.7E-4 5 
XR kα2    74.815      13.1 % 18   0.0098 13 
XR kα1    77.107      22 % 3   0.0169 23 
XR kβ3    86.83       2.6 % 4   0.0023 3 
XR kβ1    87.349       5.1 % 7   0.0044 6 
XR kβ2    89.784       1.9 % 3   0.00167 23 
   139.8 5       14.1 % 20   0.020 3 
   446.0 10        2.3 % 6   0.010 3 
   510.3 5       74 % 5   0.38 3 
   650.1 8       24 % 3   0.153 19 
   921.0 5       98.04 %  0.9029

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
    64139.8 (8.00E-9), 446.0, 921.0 (8.00E-9)
   139.864 (8.00E-9), 446.0 (8.00E-9), 510.3 (8.00E-9), 921.0
   446.064, 139.8 (8.00E-9), 921.0 (8.00E-9)
   510.3139.8 (8.00E-9), 921.0 (8.00E-9)
   650.1921.0
   921.064 (8.00E-9), 139.8, 446.0 (8.00E-9), 510.3 (8.00E-9), 650.1

Dataset #2:

Author: M. J. Martin   Citation:Nuclear Data Sheets 108,1583 (2007)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
208
83
Bi
 0.0    5+   3.68×10+5 y 4    ε: 100  2878.4 20   
208
82
Pb
 

Electrons:

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



Auger L     7.97      46.9 % 12   0.00374 9 
Auger K    56.7       1.59 % 17   9.0E-4 10 

Gamma and X-ray radiation:

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



XR l    10.6      28.6 % 12   0.00304 12 
XR kα2    72.805      11.9 % 3   0.00869 21 
XR kα1    74.969      19.9 % 5   0.0149 3 
XR kβ3    84.45       2.40 % 6   0.00203 5 
XR kβ1    84.938       4.61 % 11   0.00392 9 
XR kβ2    87.3       1.69 % 4   0.00147 3 
  2614.5      99.785 %  2.609