Атомные ядра. Основные характеристики. Варламов В.В - 293 стр.

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XX-A-m N JP
Масса
ядра,
MэВ
E
св
,
MэВ
ε,
MэВ
B
n
,
MэВ
B
p
,
MэВ
T
1/2
, Г,
распр-ть
Моды распада
293
At-193-m
108 (7/2-) 179734.77 1491.4 7.7 21 мс α 100%
At-193-m
108 (13/2+) 179734.80 1491.4 7.7 27 мс
IT 76%,
α 24%
At-194 109 180665.21 1500.6 7.7 9.1 0.1 40 мс
α,
e
At-194-m 109 180665.21 1500.6 7.7 250 мс
α,
IT,
e
At-195 110 1/2+ 181594.42 1510.9 7.7 10.4 -0.2 328 мс α 100%
At-195-m
110 7/2- 181594.42 1510.9 7.7 147 мс α 100%
At-196 111 (3+) 182525.47 1519.4 7.8 8.5 0.1 0.388 с
α 95.10%,
e 4.90%
At-197 112 (9/2-) 183454.54 1529.9 7.8 10.5 0.2 0.388 с
α 96.10%,
e 3.90%
At-197-m 112 (1/2+) 183454.59 1529.9 7.8 2.0 с
α 100%,
e,
IT 4.0E-3%
At-198 113 (3+) 184385.71 1538.3 7.8 8.4 0.6 4.2 с
α 90%,
e 10%
At-198-m
113 (10-) 184385.81 1538.2 7.8 1.0 с
α 84%,
e 16%
At-199 114 (9/2-) 185315.05 1548.5 7.8 10.2 0.6 7.03 с
α 90%,
e 10%
At-200 115 (3+) 186246.38 1556.8 7.8 8.2 1.1 43 с
α 52%,
e 48%
At-200-m
115 (7+) 186246.49 1556.7 7.8 47 с
e 57%,
α 43%
At-200-m 115 (10-) 186246.72 1556.4 7.8 7.3 с
IT <89.50%,
e <89.50%,
α 10.50%
At-201 116 (9/2-) 187176.07 1566.7 7.8 9.9 1.1 85.2 с
e 29%,
α 71%
At-202 117 (2+,3+) 188107.76 1574.5 7.8 7.9 1.4 184 с
e 63%,
α 37%
                         Масса
                                  Eсв,      ε, Bn, Bp ,         T1/2, Г,
XX-A-m    N      JP      ядра,                                             Моды распада
                                  MэВ      MэВ MэВ MэВ         распр-ть
                         MэВ

At-193-m 108 (7/2-)     179734.77 1491.4    7.7                 21 мс        α ≈100%

                                                                             IT 76%,
At-193-m 108 (13/2+) 179734.80 1491.4       7.7                 27 мс
                                                                              α 24%
                                                                                α,
 At-194   109           180665.21 1500.6    7.7   9.1   0.1    40 мс ≈
                                                                                e
                                                                               α,
At-194-m 109            180665.21 1500.6    7.7                250 мс ≈        IT,
                                                                                e

 At-195   110   1/2+    181594.42 1510.9    7.7 10.4    -0.2   328 мс        α 100%

At-195-m 110    7/2-    181594.42 1510.9    7.7                147 мс        α 100%

                                                                           α ≈95.10%,
 At-196   111   (3+)    182525.47 1519.4    7.8   8.5   0.1    0.388 с
                                                                            e ≈4.90%
                                                                            α 96.10%,
 At-197   112 (9/2-)    183454.54 1529.9    7.8 10.5    0.2    0.388 с
                                                                             e 3.90%
                                                                            α ≤100%,
At-197-m 112 (1/2+)     183454.59 1529.9    7.8                 2.0 с           e,
                                                                           IT ≤4.0E-3%
                                                                             α 90%,
 At-198   113   (3+)    184385.71 1538.3    7.8   8.4   0.6     4.2 с
                                                                             e 10%
                                                                             α 84%,
At-198-m 113    (10-)   184385.81 1538.2    7.8                 1.0 с
                                                                             e 16%
                                                                             α 90%,
 At-199   114 (9/2-)    185315.05 1548.5    7.8 10.2    0.6     7.03 с
                                                                             e 10%
                                                                             α 52%,
 At-200   115   (3+)    186246.38 1556.8    7.8   8.2   1.1      43 с
                                                                             e 48%
                                                                             e ≤57%,
At-200-m 115    (7+)    186246.49 1556.7    7.8                  47 с
                                                                              α 43%
                                                                           IT <89.50%,
At-200-m 115    (10-)   186246.72 1556.4    7.8                 7.3 с       e <89.50%,
                                                                            α ≈10.50%
                                                                             e 29%,
 At-201   116 (9/2-)    187176.07 1566.7    7.8   9.9   1.1     85.2 с
                                                                             α 71%
                                                                             e 63%,
 At-202   117 (2+,3+) 188107.76 1574.5      7.8   7.9   1.4     184 с
                                                                             α 37%




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