Evaluation made within an IAEA Coordinated Reserch Project  — For atomic radiation data, please refer to the pdf files linked below

 Parent  Energy [keV]  Half-life  Jπ  Decay  Q [keV]  Daughter
211
82		Pb 
129
 0.0 36.1 min 2 9/2+ β- 1367.0 6.0
211
83		Bi 
128
  Evaluation: F.G. Kondev Publication cut-off: 30-MAY-2011
ENSDF   Summary



General Comments

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 Beta -   
  <Eβ-> 
[keV] 		   Iβ-(abs) 
 [%] 		  Daughter level 
 [keV] 		  Jπ   Eβ-, max
 [keV] 		  logft   Transition type 
 25.0 17  0.0172 15  1270.75 6   (7/2,9/2,11/2)+  96 6  5.93    
 35.0 17  0.0009 3  1234.3 4   +  133 6       
 45.6 18  0.019 4  1196.33 5   +  171 6       
 71.0 18  1.06 4  1109.509 23   9/2-  257 6  5.58    
 72.8 18  0.0047 7  1103.52 20   +  263 6       
 79.7 19  0.0570 24  1080.64 4   +  286 6       
 159.8 21  6.32 9  831.984 12   9/2-  535 6  5.73    
 182.2 21  0.09   766.680 13   (9/2,11/2)-  600 6  7.7    
 313.3 23  1.57 9  404.834 9   7/2-  962 6  7.21  1st unique 
 470.9 24  91.28 12  0   9/2-  1367 6  5.99    
 





 Gamma   
  Eγ 
  [keV] 		  Iγ-(abs) 
 [%] 		  Initial level 
[keV] 		  Jπ   Final level 
 [keV] 		  Jπ   Mult.   δ   αT   ITot
[%] 
 65.304 18  0.077 4  831.984 12   9/2-  766.680     M1     6.61 10    
 95.13 5  0.018 3  1109.509 23   9/2-  1014.38     M1+E2  1.7 6  9.3 4    
 313.96 4  0.0268 21  1080.64 4   +  766.680                
 342.83 3  0.029 4  1109.509 23   9/2-  766.680     [M1E2]     0.20 12    
 361.846 16  0.042 3  766.680 13   (9/2,11/2)-  404.834     [M1E2]     0.17 11    
 404.834 9  3.83 6  404.834 9   7/2-  0     M1+E2  -1.1 1  0.122 8    
 427.150 15  1.81 4  831.984 12   9/2-  404.834     M1+E2  -0.022 9  0.1783 25    
 429.65 6  0.008 3  1196.33 5   +  766.680                
 504.07 6  0.0059 8  1270.75 6   (7/2,9/2,11/2)+  766.680                
 609.55 4  0.033 9  1014.38 4   (7/2,9/2,11/2)-  404.834                
 675.81 4  0.0181 9  1080.64 4   +  404.834                
 704.675 25  0.47 1  1109.509 23   9/2-  404.834     M1+E2  -0.022 7  0.0476 7    
 766.680 13  0.62 4  766.680 13   (9/2,11/2)-  0     M1     0.0382 6    
 831.984 12  3.50 5  831.984 12   9/2-  0     M1+E2  0.4 2  0.028 3    
 865.92 6  0.0046 2  1270.75 6   (7/2,9/2,11/2)+  404.834                
 1014.38 4  0.0173 5  1014.38 4   (7/2,9/2,11/2)-  0                
 1080.64 4  0.0121 5  1080.64 4   +  0                
 1103.52 20  0.0047 7  1103.52 20   +  0                
 1109.509 23  0.116 3  1109.509 23   9/2-  0     [M1]     0.01472 21    
 1196.33 5  0.0103 4  1196.33 5   +  0                
 1234.3 4  0.0009 3  1234.3 4   +  0                
 1270.75 6  0.0068 12  1270.75 6   (7/2,9/2,11/2)+  0                
 



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