Results:3 different decay possibilities were found


Dataset #1:

Author: Coral M. Baglin   Citation:Nuclear Data Sheets 110, 265 (2009)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
179
74
W
 221.913    1/2-   6.40 m 7    ε: 0.29 4  1063 16   
179
73
Ta
 

Electrons:

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



Auger L     6.35       0.23 % 5   1.5E-5 3 
Auger K    46.2       0.015 % 4   6.8E-6 20 
CE K   171.3 3        0.05 % 3   8E-5 4 
CE K   214.3 3        0.0129 % 22   2.8E-5 5 
CE K   221.5 3        0.0036 % 23   8E-6 5 
CE L   227.0 3        0.0111 % 16   2.5E-5 4 
CE M   236.0 3        0.0026 % 4   6.2E-6 9 
CE N   238.1 3        6.2E-4 % 9   1.47E-6 22 
CE O   238.7 3        9.2E-5 % 14   2.2E-7 3 
CE L   270.0 3        0.0049 % 8   1.33E-5 22 
CE L   277.2 3        7.7E-4 % 23   2.1E-6 6 
CE M   279.0 3        0.00120 % 20   3.3E-6 6 
CE N   281.1 3        2.8E-4 % 5   7.9E-7 13 
CE O   281.7 3        3.9E-5 % 7   1.11E-7 19 
CE M   286.2 3        1.8E-4 % 5   5.2E-7 15 
CE N   288.3 3        4.3E-5 % 12   1.2E-7 4 
CE O   288.9 3        6.6E-6 % 21   1.9E-8 6 

Gamma and X-ray radiation:

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



     7.4 6  S      0.14 %  1.1E-5
XR l     8.15       0.086 % 20   7.0E-6 16 
XR kα2    56.28       0.084 % 24   4.7E-5 13 
XR kα1    57.535       0.15 % 4   8.4E-5 23 
XR kβ3    64.948       0.016 % 5   1.1E-5 3 
XR kβ1    65.222       0.032 % 9   2.1E-5 6 
XR kβ2    66.982       0.011 % 3   7.3E-6 20 
   213.9 5        0.060 % 22   1.3E-4 5 
   222.5 5        0.060 % 20   1.3E-4 4 
   230.1 5        0.021 % 12   5E-5 3 
   238.7 3        0.23 % 3   5.5E-4 8 
   281.7 3        0.19 % 3   5.5E-4 9 
   288.9 3        0.030 % 8   8.6E-5 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
     7.4213.9, 222.5, 238.7, 281.7
   213.97.4, 238.7, 281.7, 288.9
   222.57.4, 238.7, 281.7, 288.9
   230.1238.7, 281.7
   238.77.4, 213.9, 222.5, 230.1, 281.7, 288.9
   281.77.4, 213.9, 222.5, 230.1, 238.7
   288.9213.9, 222.5, 238.7

Dataset #2:

Author: Coral M. Baglin   Citation:Nuclear Data Sheets 110, 265 (2009)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
179
74
W
 221.913    1/2-   6.40 m 7    IT: 99.71 4      
179
74
W
 

Electrons:

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



Auger L     6.53      52 % 3   0.00341 18 
CE K    32.1 5        0.0032 % 3   1.01E-6 9 
Auger K    45.7       2.6 % 3   0.00120 14 
CE K    50.6 3        0.27 % 3   1.39E-4 14 
CE L    89.5 5        0.73 % 7   6.6E-4 6 
CE M    98.8 5        0.226 % 22   2.23E-4 21 
CE N   101.0 5        0.055 % 5   5.5E-5 5 
CE O   101.6 5        0.0069 % 7   7.0E-6 7 
CE L   108.0 3        0.30 % 3   3.2E-4 3 
CE M   117.3 3        0.075 % 7   8.8E-5 9 
CE N   119.5 3        0.0177 % 17   2.12E-5 21 
CE O   120.1 3        0.00246 % 24   2.9E-6 3 
CE K   151.98 20       57 % 4   0.086 7 
CE L   209.40 20       24.7 % 20   0.052 4 
CE M   218.68 20        6.4 % 5   0.0139 11 
CE N   220.90 20        1.55 % 12   0.0034 3 
CE O   221.47 20        0.238 % 19   5.3E-4 4 

Gamma and X-ray radiation:

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



XR l     8.4      20.6 % 14   0.00173 12 
XR kα2    57.981      15.6 % 13   0.0090 7 
XR kα1    59.318      26.8 % 22   0.0159 13 
XR kβ3    66.95       3.05 % 25   0.00204 17 
XR kβ1    67.244       5.9 % 5   0.0039 3 
XR kβ2    69.067       2.04 % 17   0.00141 11 
   101.6 5        7.7E-4 % 7   7.9E-7 7 
   120.1 3        0.33 % 3   4.0E-4 4 
   221.5 2        8.8 % 7   0.0195 15 

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
   101.6120.1
   120.1101.6

Dataset #3:

Author: Coral M. Baglin   Citation:Nuclear Data Sheets 110, 265 (2009)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
179
74
W
 0.0    7/2-   37.05 m 16    ε: 100  1063 16   
179
73
Ta
 

Electrons:

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



Auger L     6.35      77.3 % 12   0.00491 8 
CE L    19.02 10       24.1 %  0.00459
CE M    27.99 10        5.58 %  0.00156
CE N    30.13 10        1.278 %  3.85E-4
CE O    30.67 10        0.166 %  5.10E-5
Auger K    46.2       3.9 % 3   0.00181 15 
CE K    66.48 20        0.11 % 7   7E-5 4 
CE L   122.22 20        0.042 % 19   5.2E-5 23 
CE M   131.19 20        0.011 % 6   1.4E-5 7 
CE N   133.33 20        0.0024 % 12   3.3E-6 16 
CE O   133.87 20        3.4E-4 % 14   4.5E-7 19 

Gamma and X-ray radiation:

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



XR l     8.15      28.9 % 12   0.00235 10 
    30.7 1       18 %  0.0055
XR kα2    56.28      22.3 % 5   0.0126 3 
XR kα1    57.535      38.6 % 8   0.0222 5 
XR kβ3    64.948       4.35 % 9   0.00283 6 
XR kβ1    65.222       8.42 % 18   0.00549 12 
XR kβ2    66.982       2.89 % 6   0.00193 4 
   133.9 2        0.106 % 21   1.4E-4 3