Isotopes of Plutonium (Z=94)
Click on an isotope to get more information about its decay
|
Isotope
|
Half-life
|
Spin
Parity
|
Decay Mode(s) or
Abundance |
|---|
| 228Pu
| 4 ms | 0+
|
%A=100
|
|---|
| 229Pu
| |
|
%A=?
|
|---|
| 230Pu
| | 0+
|
%A=?
|
|---|
| 231Pu
| |
|
|
|---|
| 232Pu
| 34.1 m | 0+
|
%EC=77 6, %A=23 6
|
|---|
| 233Pu
| 20.9 m |
|
%EC+%B+=99.88 5, %A=0.12 5
|
|---|
| 234Pu
| 8.8 h | 0+
|
%EC ~ 94, %A ~ 6
|
|---|
| 234m1Pu
| 3 ns |
|
|
|---|
| 235Pu
| 25.3 m | (5/2+)
|
%EC+%B+=99.9973 5, %A=0.0027 5
|
|---|
| 235m1Pu
| 25 ns |
|
|
|---|
| 236Pu
| 2.858 y | 0+
|
%A=100, %SF=1.37E-7 7
|
|---|
| 236m1Pu
| 37 ps | (0+)
|
|
|---|
| 236m2Pu
| 34 ns |
|
|
|---|
| 237Pu
| 45.2 d | 7/2-
|
%A=0.0042 4, %EC=99.9958 4
|
|---|
| 237m1Pu
| 0.18 s | 1/2+
|
%IT=100
|
|---|
| 237m2Pu
| 85 ns |
|
|
|---|
| 237m3Pu
| 1.1 us |
|
|
|---|
| 238Pu
| 87.7 y | 0+
|
%A=100, %SF=1.85E-7 4, %MG ~ 6E-15, %SI ~ 1.4E-14
|
|---|
| 238m1Pu
| 0.6 ns |
|
|
|---|
| 238m2Pu
| 6.0 ns | (0+)
|
|
|---|
| 239Pu
| 24110 y | 1/2+
|
%A=100, %SF=3.0E-10 8
|
|---|
| 239m1Pu
| 7.5 us | (5/2+)
|
|
|---|
| 239m2Pu
| 2.6 ns | (9/2-)
|
|
|---|
| 240Pu
| 6563 y | 0+
|
%A=100 , %SF=5.75E-6 5
|
|---|
| 241Pu
| 14.35 y | 5/2+
|
%B-=99.998, %A=0.00245 2, %SF ~ 2.4E-14
|
|---|
| 241m1Pu
| 21 us |
|
|
|---|
| 241m2Pu
| 32 ns |
|
|
|---|
| 242Pu
| 3.733e+5 y | 0+
|
%A=100 , %SF=5.54E-4 6
|
|---|
| 243Pu
| 4.956 h | 7/2+
|
%B-=100
|
|---|
| 243m1Pu
| 45 ns |
|
|
|---|
| 244Pu
| 8.08e+7 y | 0+
|
%A=99.879 4, %SF=0.121 4, %BB < 3E-11
|
|---|
| 245Pu
| 10.5 h | (9/2-)
|
%B-=100
|
|---|
| 245m1Pu
| 90 ns |
|
|
|---|
| 246Pu
| 10.84 d | 0+
|
%B-=100
|
|---|
| 247Pu
| 2.27 d |
|
%B-=100
|
|---|
Isotope Explorer Nuclear Structure and Decay Data
8th Edition of the Table of Isotopes
Isotopes Project Home Page
Lawrence Berkeley National Laboratory