Nuclear Wallet Card - Z( 98)


   Isotope[1]              delta      T1/2 or
  Z   El   A    Jpi[2]     (MeV)[3]   Abundance[4]   Decay Mode[5]
 === === ====   =======   =========  =============  =====================
  98 Cf  238      0+                    1 s ?       SF < 25%
         239               58.3s     39 s +37-12    A > 50%,EC ?%
         240      0+       58.0s      1.06 m 15     A ~100%
         241               59.4s      3.78 m 70     EC ~ 75%,A ~ 25%
         242      0+       59.33      3.49 m 12     A > 0%
         243    (1/2+)     60.9s       10.7 m 5     EC ~ 86%,A ~ 14%
         244      0+      61.469       19.4 m 6     A
         245    (5/2+)    63.377      45.0 m 15     EC 64%,A 36%
         246      0+      64.085       35.7 h 5     A,EC <5.0E-4%
                                                    SF 2.0E-4%
         247    (7/2+)    66.128       3.11 h 3     EC 99.97%,A 0.04%
         248      0+      67.233      333.5 d 28    A,SF 0.0029%
         249     9/2-     69.719       351 y 2      A,SF 5.2E-7%
         250      0+      71.165      13.08 y 9     A 99.92%,SF 0.08%
         251     1/2+     74.127       898 y 44     A
         252      0+      76.027      2.645 y 8     A 96.91%,SF 3.09%
         253    (7/2+)    79.293      17.81 d 8     B- 99.69%,A 0.31%
         254      0+       81.33       60.5 d 2     SF 99.69%,A 0.31%
         255    (9/2+)     84.8s       85 m 18      B-
         256      0+          C       12.3 m 12     SF,B- < 1%,A ~1.0E-6%
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