Isotopes of Germanium (Z=32)

Click on an isotope to get more information about its decay
Isotope Half-life Spin Parity Decay Mode(s) or Abundance
58Ge 0+
59Ge
60Ge
61Ge 40 ms(3/2-) %EC+%B+=100, %ECP ~ 80
62Ge 0+ %EC+%B+=100
63Ge 95 ms %EC+%B+=100
64Ge 63.7 s 0+ %EC+%B+=100
65Ge 30.9 s(3/2)- %EC+%B+=100, %ECP=0.011 3
66Ge 2.26 h0+ %EC+%B+=100
67Ge 18.9 m1/2- %EC+%B+=100
68Ge 270.8 d0+ %EC=100
69Ge 39.05 h5/2- %EC+%B+=100
70Ge stable0+ %Abundance=21.23 4
71Ge 11.43 d1/2- %EC=100
71m1Ge 20.40 ms9/2+ %IT=100
72Ge stable0+ %Abundance=27.66 3
73Ge stable9/2+ %Abundance=7.73 1
73m1Ge 0.499 s1/2- %IT=100
74Ge stable 0+ %Abundance=35.94 2
75Ge 82.78 m 1/2- %B-=100
75m1Ge 47.7 s 7/2+ %IT=99.970 6, %B-=0.030 6
76Ge stable 0+ %Abundance=7.44 2
77Ge 11.30 h 7/2+ %B-=100
77m1Ge 52.9 s 1/2- %B-=81 2, %IT=19 2
78Ge 88.0 m 0+ %B-=100
79Ge 18.98 s(1/2)- %B-=100
79m1Ge 39.0 s (7/2+) %B-=96 1, %IT=4 1
80Ge 29.5 s 0+ %B-=100
81Ge 7.6 s(9/2+) %B-=100
81m1Ge 7.6 s(1/2+) %B-=100
82Ge 4.60 s0+ %B-=100
83Ge 1.85 s (5/2+) %B-=100
84Ge 947 ms0+ %B-=100, %B-N=10.8 6
85Ge 535 ms %B-=100, %B-N=14 3
86Ge 0+
87Ge (5/2+) %B-=?
88Ge 0+ %B-=?
89Ge (1/2+) %B-=?
Isotope Explorer Nuclear Structure and Decay Data
8th Edition of the Table of Isotopes
Isotopes Project Home Page
Lawrence Berkeley National Laboratory
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