Атомные ядра. Основные характеристики. Варламов В.В - 298 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
298
Fr-200 113 (3+) 186260.46 1540.1 7.7 8.7 -0.4 49 мс α 100%
Fr-201 114 (9/2-) 187189.44 1550.7 7.7 10.6 -0.3 62 мс α 100%
Fr-201-m
114 (1/2+) 187189.44 1550.7 7.7 19 мс α 100%
Fr-202 115 (3+) 188120.47 1559.2 7.7 8.5 0.1 0.30 с α 100%
Fr-202-m
115 (10-) 188120.47 1559.2 7.7 0.29 с α 100%
Fr-203 116 (9/2-) 189049.69 1569.6 7.7 10.4 0.2 0.55 с α 100%
Fr-204 117 (3+) 189980.93 1577.9 7.7 8.3 0.5 1.7 с
α 80%,
e 20%
Fr-204-m
117 (7+) 189980.97 1577.9 7.7 2.6 с α 100%
Fr-204-m
117 (10-) 189981.24 1577.6 7.7 1 с
α 100%,
IT
Fr-205 118 (9/2-) 190910.50 1587.9 7.7 10.0 0.6 3.80 с α 100%
Fr-206 119 (2+,3+) 191842.07 1595.9 7.7 8.0 0.8 16 с
α 84%,
e 16%
Fr-206-m
119 (7+) 191842.07 1595.9 7.7 16 с
α 84%,
e 16%
Fr-206-m
119 (10-) 191842.60 1595.4 7.7 0.7 с
IT 95%,
α 5%
Fr-207 120 9/2- 192771.96 1605.6 7.8 9.7 1.0 14.8 с
α 95%,
e 5%
Fr-208 121 7+ 193703.64 1613.5 7.8 7.9 1.3 59.1 с
α 89%,
e 11%
Fr-209 122 9/2- 194634.02 1622.6 7.8 9.2 1.4 50.0 с
α 89%,
e 11%
Fr-210 123 6+ 195565.94 1630.3 7.8 7.6 1.7 3.18 м
α 60%,
e 40%
Fr-211 124 9/2- 196496.62 1639.2 7.8 8.9 1.8 3.10 м
α >80%,
e <20%
                         Масса
                                  Eсв,      ε, Bn, Bp ,         T1/2, Г,
XX-A-m    N      JP      ядра,                                             Моды распада
                                  MэВ      MэВ MэВ MэВ         распр-ть
                         MэВ

 Fr-200   113   (3+)    186260.46 1540.1    7.7   8.7   -0.4    49 мс        α 100%

 Fr-201   114 (9/2-)    187189.44 1550.7    7.7 10.6    -0.3    62 мс        α 100%

Fr-201-m 114 (1/2+)     187189.44 1550.7    7.7                 19 мс        α 100%

 Fr-202   115   (3+)    188120.47 1559.2    7.7   8.5   0.1     0.30 с       α ≈100%

Fr-202-m 115    (10-)   188120.47 1559.2    7.7                 0.29 с       α ≈100%

 Fr-203   116 (9/2-)    189049.69 1569.6    7.7 10.4    0.2     0.55 с       α ≤100%

                                                                             α ≈80%,
 Fr-204   117   (3+)    189980.93 1577.9    7.7   8.3   0.5     1.7 с
                                                                             e ≈20%

Fr-204-m 117    (7+)    189980.97 1577.9    7.7                 2.6 с        α ≤100%

                                                                            α ≤100%,
Fr-204-m 117    (10-)   189981.24 1577.6    7.7                 1с≈
                                                                               IT

 Fr-205   118 (9/2-)    190910.50 1587.9    7.7 10.0    0.6     3.80 с       α ≤100%

                                                                             α ≈84%,
 Fr-206   119 (2+,3+) 191842.07 1595.9      7.7   8.0   0.8     16 с ≈
                                                                             e ≈16%
                                                                             α ≈84%,
Fr-206-m 119    (7+)    191842.07 1595.9    7.7                 16 с ≈
                                                                             e ≈16%
                                                                             IT 95%,
Fr-206-m 119    (10-)   191842.60 1595.4    7.7                 0.7 с
                                                                              α 5%
                                                                             α 95%,
 Fr-207   120   9/2-    192771.96 1605.6    7.8   9.7   1.0     14.8 с
                                                                              e 5%
                                                                             α 89%,
 Fr-208   121    7+     193703.64 1613.5    7.8   7.9   1.3     59.1 с
                                                                             e 11%
                                                                             α 89%,
 Fr-209   122   9/2-    194634.02 1622.6    7.8   9.2   1.4     50.0 с
                                                                             e 11%
                                                                             α 60%,
 Fr-210   123    6+     195565.94 1630.3    7.8   7.6   1.7    3.18 м
                                                                             e 40%
                                                                             α >80%,
 Fr-211   124   9/2-    196496.62 1639.2    7.8   8.9   1.8    3.10 м
                                                                             e <20%




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