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It's Elemental
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[Return to Californium's Data Page]

Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.

All Known Isotopes of the Element Californium

Mass NumberHalf-lifeDecay ModeBranching Percentage
2372.1 secondsSpontaneous Fission~ 10.00
Alpha DecayNo Data Available
23821. millisecondsSpontaneous Fission100.00
23939 secondsElectron CaptureNo Data Available
Alpha DecayNo Data Available
2401.06 minutesSpontaneous Fission~ 2.10
Alpha DecayNo Data Available
2413.78 minutesElectron Capture~ 75.00
Alpha Decay~ 25.00
2423.7 minutesAlpha Decay65.00
Electron Capture35.00
Spontaneous Fission<= 0.01
24310.7 minutesElectron Capture~ 86.00
Alpha Decay~ 14.00
24419.4 minutesAlpha Decay100.00
24545.0 minutesElectron Capture64.00
Alpha Decay36.00
24635.7 hoursAlpha Decay100.00
Electron Capture< 4.0E-3
Spontaneous Fission2.5E-4
246m45 nanosecondsSpontaneous Fission<= 100.00
2473.11 hoursElectron Capture99.97
Alpha Decay0.04
248333.5 daysAlpha Decay100.00
Spontaneous Fission2.9E-3
249351 yearsAlpha Decay100.00
Spontaneous Fission5.0E-7
25013.08 yearsAlpha Decay99.92
Spontaneous Fission0.08
251898 yearsAlpha Decay100.00
Spontaneous FissionNo Data Available
2522.645 yearsAlpha Decay96.91
Spontaneous Fission3.09
25317.81 daysBeta-minus Decay99.69
Alpha Decay0.31
25460.5 daysSpontaneous Fission99.69
Alpha Decay0.31
25585 minutesBeta-minus Decay100.00
25612.3 minutesSpontaneous Fission100.00
Beta-minus Decay< 1.00
Alpha Decay~ 1.0E-6

This page is maintained by Steve Gagnon.

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