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Isotopes of Erbium (click to see decay chain): 143Er  144Er  145Er  146Er  147Er  148Er  149Er  150Er  151Er  152Er  153Er  154Er  155Er  156Er  157Er  158Er  159Er  160Er  161Er  162Er  163Er  164Er  165Er  166Er  167Er  168Er  169Er  170Er  171Er  172Er  173Er  174Er  175Er  176Er  177Er

153Er     Half-life Fermion, 68p 85n 37.1 s Spin 7/2 Parity -1 Show Decay Modes Hide Ultimate Decay Products Yield Nuclide 47% 153Eu 8.855114443872% 145Nd 2.479432044284×10-8% 141Pr Atomic Weight 152.935063492 Abundance None Mass Excess -60.487968MeV Binding Energy 8.118954MeV Magnetic Moment -0.934 μ Quadrupole Moment -0.42   Show Isotope Symbols. Show only decay products of this isotope. Show Decay Image Full Size.

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