Nuclear Wallet Card - Z(103)


   Isotope[1]              delta      T1/2 or
  Z   El   A    Jpi[2]     (MeV)[3]   Abundance[4]   Decay Mode[5]
 === === ====   =======   =========  =============  =====================
 103 Lr  252                  C         ~ 1 s       A ~ 90%,EC ~ 10%
                                                    SF < 1%
         253               88.7s      1.3 s +6-3    A 90%,SF < 20%
                                                    EC ~ 1%
         254               89.9s        13 s 2      A 78%,EC 22%,SF < 0.1%
         255               90.1s        22 s 4      A 85%,EC < 30%
         256               92.0s        28 s 3      A > 80%,EC < 20%
                                                    SF < 0.03%
         257    (9/2+)     92.7s      0.646 s 25    A,SF <=.65E-3%
         258               94.9s       3.9 s 4      A > 95%,EC < 5%
                                                    SF <  5%
         259               95.93s      6.1 s 4      A 80%,SF 20%,EC < 0.5%
         260               98.3s       180 s 30     A 75%,EC ~ 15%
                                                    SF < 10%
         261               99.6s       39 m 12      SF
         262               102.3s      3.6 h 3      EC ,SF < 10%
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