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
235
92		U 
143
 0.0 704 x 106 y 1 Null+ α 4678.3 7.0
231
90		Th 
141
  Evaluation: M.M. B¬?, M.M. B¬?, X. Huang Publication cut-off: 30-JUN-2008
ENSDF   Summary



General Comments

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 Alpha   
  Eα 
 [keV] 		  Iα(abs) 
  [%] 		  Daughter level 
[keV] 		  Jπ   HF 
 3976 5  0.0011  634.12 6   7/2-  79 
 4013.2 8  0.0396 10  595.58 20   5/2-  4.86 
 4077.5 7  0.016 12  530.24 5   (11/2)-  46 
 4152 5  0.294 13  452.182 15   9/2-  11.6 
 4214.7 19  5.95 12  387.841 8   7/2-  2 
 4219.5 7  0.01732 12  385.72 4   (11/2)+  714 
 4227.6 7  0.122 6  377.50 4   (7/2)+  119 
 4248 5  0.069 10  351.565 16   7/2+  343 
 4266 5  0.22 3  334 4   (13/2)-  150 
 4279.3 7  0.0329 5  324.91 4   (9/2)+  1185 
 4286.9 7  0.065 13  317.15 7   5/2+  690 
 4302.1 7  0.00959 13  301.7 1   (5/2)+  6260 
 4322 4  3.33 6  277.56 6   (11/2)-  28.1 
 4327.9 7  0.405 13  275.459 19   7/2+  241 
 4361.9 7  0.206 21  240.858 14   5/2+  890 
 4366.1 20  18.80 13  236.902 7   9/2-  10.47 
 4381.1 7  0.106 16  221.386 14   3/2+  2460 
 4397.8 13  57.19 20  205.313 4   7/2-  6.08 
 4414.9 5  3.01 16  185.721 4   5/2-  164 
 4437.9 40  0.236 25  162.06 3   11/2+  3170 
 4502.4 7  1.28 5  96.170 12   9/2+  1856 
 4556.0 4  3.79 6  41.954 4   7/2+  1586 
 4596.4 13  4.74 6  0   5/2+  2571 
 



 Gamma   
  Eγ 
  [keV] 		  Iγ-(abs) 
 [%] 		  Initial level 
[keV] 		  Jπ   Final level 
 [keV] 		  Jπ   Mult.   δ   αT   ITot
[%] 
 19.592 6  0.006 6  205.313 4   7/2-  185.721     [M1+E2]     1E4 1    
 31.60 5  0.017 6  236.902 7   9/2-  205.313     M1+E2  0.5  666 11    
 41.4 3  0.029 11  277.56 6   (11/2)-  236.902     [M1]     49.9 13    
 42.01 6  0.056 9  41.954 4   7/2+  0     M1+E2  1.2 1  440 30    
 51.21 4  0.034 7  236.902 7   9/2-  185.721     [E2]     274 4    
 54.1 1  0.00115   275.459 19   7/2+  221.386     [E2]     210 4    
 54.25 5  0.0285   96.170 12   9/2+  41.954     [M1+E2]  0.60 2  71 3    
 64.45 5  0.018   452.182 15   9/2-  387.841     [M1]     13.6 2    
 72.7 2  0.116 20  277.56 6   (11/2)-  205.313     M1+E2  0.4 1  15 3    
 74.94 3  0.051 6  236.902 7   9/2-  162.06     [E1]     0.252 4    
 96.09 2  0.091 11  96.170 12   9/2+  0     [E2]     13.58 19    
 97 4  0.016 4  334 4   (13/2)-  236.902     [E2]     13 3    
 109.19 7  1.66 13  205.313 4   7/2-  96.170     [E1]     0.0932 14    
 115.45 5  0.03 1  277.56 6   (11/2)-  162.06     [E1]     0.348 5    
 120.35 5  0.026   162.06 3   11/2+  41.954     [M1]     10.95 16    
 136.55 5  0.012   377.50 4   (7/2)+  240.858     [M1]     7.66 11    
 140.76 2  0.20 1  236.902 7   9/2-  96.170     [E1]     0.218 3    
 142.40 5  0.0051   530.24 5   (11/2)-  387.841     [E2]     2.48 4    
 143.767 3  10.94 6  185.721 4   5/2-  41.954     E1     0.207 3    
 150.936 15  0.09 3  387.841 8   7/2-  236.902     [M1]     5.76 8    
 163.356 3  5.08 3  205.313 4   7/2-  41.954     (E1)     0.1526 22    
 173 1  0.006 5  377.50 4   (7/2)+  205.313     [E1]     0.133 3    
 182.62 5  0.39 5  387.841 8   7/2-  205.313     [M1]     3.36 5    
 185.720 4  57.0 3  185.721 4   5/2-  0     E1     0.1124 16    
 194.940 6  0.63 1  236.902 7   9/2-  41.954     [E1]     0.1002 14    
 198.894 14  0.036 2  240.858 14   5/2+  41.954     M1     2.64 4    
 202.12 1  1.08 2  387.841 8   7/2-  185.721     [M1]     2.53 4    
 205.316 4  5.02 3  205.313 4   7/2-  0     (E1)     0.0887 13    
 215.28 4  0.029 3  452.182 15   9/2-  236.902     [M1]     2.12 3    
 221.386 14  0.118 5  221.386 14   3/2+  0     M1     1.96 3    
 228.76 5  0.0074   324.91 4   (9/2)+  96.170     M1     1.79 3    
 233.500 20  0.038 4  275.459 19   7/2+  41.954     M1     1.687 24    
 240.88 4  0.074 4  240.858 14   5/2+  0     M1(+E2)  0.3 3  1.45 22    
 246.830 20  0.055 3  452.182 15   9/2-  205.313     [M1]     1.445 21    
 255.365 10  0.0074   351.565 16   7/2+  96.170     M1     1.315 19    
 266.47 4  0.0078 6  452.182 15   9/2-  185.721     [E2]     0.245 4    
 275.35 15  0.051 6  317.15 7   5/2+  41.954     M1+E2  0.6 1  0.84 6    
 275.49 6  0.032   275.459 19   7/2+  0     M1(+E2)  0.25 25  1.02 12    
 281.42 5  0.0063   377.50 4   (7/2)+  96.170     M1     1.005 14    
 282.94 5  0.0063   324.91 4   (9/2)+  41.954     [M1]     0.990 14    
 289.56 4  0.0074   385.72 4   (11/2)+  96.170     [M1]     0.929 13    
 291.65 3  0.040 6  387.841 8   7/2-  96.170     [E1]     0.0396 6    
 301.7 1  0.0053   301.7 1   (5/2)+  0     M1     0.829 12    
 310.69 6  0.0094   351.565 16   7/2+  41.954     (E2)     0.1517 22    
 317.10 8  0.0011   317.15 7   5/2+  0     M1     0.723 11    
 343.5 2  0.0032   385.72 4   (11/2)+  41.954                
 345.92 3  0.040 6  387.841 8   7/2-  41.954     [E1]     0.0272 4    
 350 5  0.006   351.565 16   7/2+  0     M1     0.552 24    
 356.03 5  0.0053   452.182 15   9/2-  96.170     [E1]     0.0255 4    
 387.84 3  0.040 6  387.841 8   7/2-  0     [E1]     0.0213 3    
 390.27 20  0.040 1  595.58 20   5/2-  205.313                
 410.29 4  0.0032   452.182 15   9/2-  41.954     [E1]     0.0189 3    
 448.40 6  0.0011   634.12 6   7/2-  185.721                
 



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