Nuclear Wallet Card - Z( 93)


   Isotope[1]              delta      T1/2 or
  Z   El   A    Jpi[2]     (MeV)[3]   Abundance[4]   Decay Mode[5]
 === === ====   =======   =========  =============  =====================
  93 Np  226               32.7s       31 ms 8      A
         227               32.56       0.51 s 6     A
         228               33.7s       1.07 m 3     EC ,EF
         229               33.76      3.85 m 14     A > 50%,EC < 50%
         230               35.21       4.6 m 3      EC <= 97%,A >= 3%
         231    (5/2)      35.61       48.8 m 2     EC 98%,A 2%
         232     (4+)      37.30s      14.7 m 3     EC
         233    (5/2+)     38.1s       36.2 m 1     EC,A <=1.0E-3%
         234     (0+)     39.950       4.4 d 1      EC
         235     5/2+     41.037      396.1 d 12    EC,A 2.6E-3%
         236     (6-)      43.38      154E+3 y 6    EC 87.3%,B- 12.5%
                                                    A 0.16%
         236M     1        43.44       22.5 h 4     EC 52%,B- 48%
         237     5/2+     44.867     2.144E+6 y 7   A,SF <= 2E-10%
         237M             47.667       45 NS 5      SF
         238      2+      47.450      2.117 d 2     B-
         239     5/2+     49.304      2.3565 d 4    B-
         240     (5+)      52.32       61.9 m 2     B-
         240M    1(+)      52.32       7.22 m 2     B- 99.89%,IT 0.11%
         241    (5/2+)     54.26       13.9 m 2     B-
         242     (1+)      57.4        2.2 m 2      B-
         242     (6)       57.4        5.5 m 1      B-
         243    (5/2-)     59.92      1.85 m 15     B-
         244     (7-)      63.45C     2.29 m 16
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