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Isotopes of Ytterbium (click to see decay chain): 148Yb  149Yb  150Yb  151Yb  152Yb  153Yb  154Yb  155Yb  156Yb  157Yb  158Yb  159Yb  160Yb  161Yb  162Yb  163Yb  164Yb  165Yb  166Yb  167Yb  168Yb  169Yb  170Yb  171Yb  172Yb  173Yb  174Yb  175Yb  176Yb  177Yb  178Yb  179Yb  180Yb  181Yb  182Yb

155Yb     Half-life Fermion, 70p 85n 1.793 s Spin 7/2 Parity -1 Hide Decay Modes Probability Mode Decay Energy Daughter 89% α 5.33762MeV 151Er 11% β+ 5.1097MeV 155Tm Show Ultimate Decay Products Atomic Weight 154.945782332 Abundance None Mass Excess -50.503433MeV Binding Energy 8.043828MeV Magnetic Moment -0.84 μ Quadrupole Moment -1.2   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..