H Home Background Color: He Li Be Erbium Main Page Black White Gray B C N O F Ne Na Mg Erbium Pictures Page Al Si P S Cl Ar K Ca Erbium Technical Data Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

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

163Er     Half-life Fermion, 68p 95n 1.25 h Spin 5/2 Parity -1 Show Decay Modes Show Ultimate Decay Products Atomic Weight 162.930032749 Abundance None Mass Excess -65.174074MeV Binding Energy 8.14478MeV Magnetic Moment 0.557 μ Quadrupole Moment 2.55   Show Isotope Symbols. Also show decay chains leading to this isotope. Show only decays with probability >0.1%.

Click any isotope in diagram to see its data. Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..