Notes
| Isotopes of Curium |
| Notes
|
| Curium has no stable isotopes. |
 Notable Isotopes  |
 242Cm [146 neutrons] |
 Abundance: synthetic
|
| Half life: 160 days
|
| Decay Energy: ? MeV |
| Half life: 160 days [ Alpha Decay ]
|
| Decay Energy: 6.1 MeV |
| Decays to 238Pu.
|
| 243Cm [147 neutrons] |
| Abundance: synthetic
|
| Half life: 29.1 years [ Alpha Decay ]
|
| Decay Energy: 6.169 MeV |
| Decays to 239Pu.
|
| Half life: 29.1 years [ Electron Capture ]
|
| Decay Energy: 0.009? MeV |
| Decays to 243Am?.
|
| 244Cm [148 neutrons] |
| Abundance: synthetic
|
| Half life: 18.1 years
|
| Decay Energy: ? MeV |
| Decays to ?.
|
| Half life: 18.1 years [ Alpha Decay ]
|
| Decay Energy: 5.902 MeV |
| Decays to 240Pu.
|
| 245Cm [149 neutrons] |
| Abundance: synthetic
|
| Half life: 8500 years
|
| Decay Energy: ? MeV |
| Decays to ?.
|
| Half life: 8500 years [ Alpha Decay ]
|
| Decay Energy: 5.623 MeV |
| Decays to 241Pu.
|
| 246Cm [150 neutrons] |
| Abundance: synthetic
|
| Half life: 4730 years [ Alpha Decay ]
|
| Decay Energy: 5.475 MeV |
| Decays to 242Pu.
|
| Half life: 4730 years
|
| Decay Energy: ? MeV |
| Decays to ?.
|
| 247Cm [151 neutrons] |
| Abundance: synthetic
|
| Half life: 1.56 x 107 years [ Alpha Decay ]
|
| Decay Energy: 5.353 MeV |
| Decays to 243Pu.
|
| 248Cm [152 neutrons] |
| Abundance: synthetic
|
| Half life: 3.40 x 105 years [ Alpha Decay ]
|
| Decay Energy: 5.162 MeV |
| Decays to 244Pu.
|
| Half life: 3.40 x 105 years
|
| Decay Energy: ? MeV |
| Decays to ?.
|
| 250Cm [154 neutrons] |
| Abundance: synthetic
|
| Half life: 9000 years
|
| Decay Energy: ? MeV |
| Decays to ?.
|
| Half life: 9000 years [ Alpha Decay ]
|
| Decay Energy: 5.169 MeV |
| Decays to 246Pu.
|
| Half life: 9000 years [ beta- ]
|
| Decay Energy: 0.037 MeV |
| Decays to 250Bk.
|