HHomeBackground Color:He
LiBeSamarium Main PageBlack White GrayBCNOFNe
NaMgSamarium Pictures PageAlSiPSClAr
KCaSamarium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgUubUutUuqUupUuhUusUuo

Isotopes of Samarium (click to see decay chain):
128Sm  129Sm  130Sm  131Sm  132Sm  133Sm  134Sm  135Sm  136Sm  137Sm  138Sm  139Sm  140Sm  141Sm  142Sm  143Sm  144Sm  145Sm  146Sm  147Sm  148Sm  149Sm  150Sm  151Sm  152Sm  153Sm  154Sm  155Sm  156Sm  157Sm  158Sm  159Sm  160Sm  161Sm  162Sm  163Sm  164Sm  165Sm 

140Sm    Half-lifeBoson, 62p 78ntitle icon
14.82mSpin 0 Parity 1

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ProbabilityModeDecay EnergyDaughter
100.%β+1728.4keV140Pm
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YieldNuclide
100.%140Ce
Atomic Weight139.918994687
AbundanceNone
Mass Excess-75.455963MeV
Binding Energy8.26382MeV
Magnetic Moment
Quadrupole MomentN/A
 
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Decay Chain Image

Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..