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Isotopes of Manganese (Z=25)

Click on an isotope to get more information about its decay
Isotope Half-life Spin Parity Decay Mode(s) or Abundance
44Mn
45Mn
46Mn 41 ms %EC=100, %ECP=32 6
47Mn 100 ms %EC+%B+=100, %ECP > 3.4 9
48Mn 158.1 ms4+ %EC+%B+=100, %ECP=0.28 4, %ECA<6E-4
49Mn 382 ms5/2- %EC+%B+=100
50Mn 283.88 ms 0+ %EC+%B+=100
50m1Mn 1.75 m 5+ %EC+%B+=100
51Mn 46.2 m5/2- %EC+%B+=100
52Mn 5.591 d6+ %EC+%B+=100
52m1Mn 21.1 m 2+ %EC+%B+=98.25 5, %IT=1.75 5
53Mn 3.74e+6 y7/2- %EC=100
54Mn 312.3 d3+ %EC+%B+=100, %B- < 2.9E-4
55Mn stable5/2- %Abundance=100
56Mn 2.5785 h3+ %B-=100
57Mn 85.4 s5/2- %B-=100
58Mn 3.0 s1+ %B-=100
58m1Mn 65.2 s(4)+ %B- ~ 80, %IT ~ 20
59Mn 4.6 s3/2-,5/2- %B-=100
60Mn 51 s 0+ %B-=100
60m1Mn 1.77 s3+ %B-=88.5 8, %IT=11.5 8
61Mn 0.71 s (5/2-) %B-=100
62Mn 0.88 s(3+) %B-=100
63Mn 0.25 s %B-=100
64Mn 140 ms (3+) %B-=100, %B-N=1.4 sys
65Mn 110 ms (5/2-) %B-=100, %B-N=6.9 sys
66Mn 90 ms %B-=100, %B-N=11 sys
67Mn %B-=?
68Mn %B-=?
69Mn (5/2-) %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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