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Isotopes of the Element Darmstadtium

[Click for Main Data]

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

Naturally Occurring Isotopes

Darmstadtium has no naturally occurring isotopes.

Known Isotopes

Mass NumberHalf-lifeDecay ModeBranching Percentage
2672.8 microsecondsAlpha Decay100.00%
268No Data AvailableAlpha DecayNo Data Available
269179 microsecondsAlpha Decay100.00%
2700.10 millisecondsAlpha Decay100.00%
Spontaneous Fission< 0.20%
270m6.0 millisecondsAlpha Decay> 70.00%
Isomeric Transition<= 30.00%
2711.63 millisecondsAlpha Decay100.00%
271m69 millisecondsAlpha Decay> 0.00%
Isomeric Transition (suspected)No Data Available
272No Data AvailableSpontaneous FissionNo Data Available
2730.17 millisecondsAlpha Decay100.00%
274No Data AvailableSpontaneous Fission (suspected)No Data Available
Alpha Decay (suspected)No Data Available
275No Data AvailableAlpha Decay (suspected)No Data Available
276No Data AvailableSpontaneous Fission (suspected)No Data Available
Alpha Decay (suspected)No Data Available
277No Data AvailableAlpha Decay (suspected)No Data Available
278No Data AvailableSpontaneous Fission (suspected)No Data Available
Alpha Decay (suspected)No Data Available
2790.18 secondsSpontaneous Fission~ 90.00%
Alpha Decay~ 10.00%
280No Data AvailableNo Data AvailableNo Data Available
28120 secondsSpontaneous Fission85.00%
Alpha Decay15.00%
281m9.6 secondsSpontaneous Fission100.00%