Results:3 different decay possibilities were found


Dataset #1:

Author: C.J. Chiara and F.G. Kondev   Citation:Nuclear Data Sheets 111,141 (2010)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
204
81
Tl
 1103.93    (7)+   61.7 µs 10    IT       
204
81
Tl
 

Electrons:

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



Auger L     7.78       3.94 % 9   3.07E-4 7 
Auger K    55.2       0.194 % 21   1.07E-4 12 
CE K   328.57 20        2.91 %  0.00956
CE L   398.75 20        1.063 %  0.00424
CE M   410.40 20        0.266 %  0.001092
CE N   413.25 20        0.0668 %  2.76E-4
CE O   414.03 20        0.01213 %  5.02E-5
CE K   604.37 20        2.34 %  0.01411
CE L   674.55 20        0.899 %  0.00607
CE M   686.20 20        0.227 %  0.00156
CE N   689.05 20        0.0572 %  3.94E-4
CE O   689.83 20        0.01051 %  7.25E-5

Gamma and X-ray radiation:

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



XR l    10.3       2.29 % 9   2.35E-4 10 
XR kα2    70.832       1.45 % 3   0.001025 22 
XR kα1    72.873       2.43 % 5   0.00177 3 
XR kβ3    82.115       0.293 % 6   2.41E-4 5 
XR kβ1    82.574       0.561 % 12   4.63E-4 10 
XR kβ2    84.865       0.205 % 4   1.74E-4 4 
   414.1 2       95.7 %  0.39629
   689.9 2       96.5 %  0.66575

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
   414.1689.9 (6.00E-9)
   689.9414.1 (6.00E-9)

Dataset #2:

Author: C.J. Chiara and F.G. Kondev   Citation:Nuclear Data Sheets 111,141 (2010)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
204
81
Tl
 0.0    2-   3.783 y 12    ε   344.3 13   
204
80
Hg
 

Electrons:

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



Auger L     7.6       1.47 % 4   1.11E-4 3 
Auger K    53.8       0.065 % 7   3.5E-5 4 

Gamma and X-ray radiation:

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



XR l     9.99       0.81 % 3   8.1E-5 3 
XR kα2    68.894       0.469 % 15   3.23E-4 10 
XR kα1    70.818       0.789 % 24   5.59E-4 17 
XR kβ3    79.824       0.095 % 3   7.60E-5 24 
XR kβ1    80.225       0.182 % 6   1.46E-4 5 
XR kβ2    82.473       0.0659 % 21   5.44E-5 17 

Dataset #3:

Author: C.J. Chiara and F.G. Kondev   Citation:Nuclear Data Sheets 111,141 (2010)

Parent
Nucleus
Parent
E(level)
Parent
Parent
T1/2
Decay Mode GS-GS Q-value
(keV)
Daughter
Nucleus
Decay
Scheme
 
ENSDF
file
 
204
81
Tl
 0.0    2-   3.783 y 12    β-   763.76 18   
204
82
Pb
 

Beta-:

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




   244.05 6    763.76 18     97.08 %  0.23692

Mean beta- energy: 244.05 keV , total beta- intensity: 97.08 % , mean beta- dose: 0.237 MeV/Bq-s