H Home Background Color: He Li Be Lutetium Main Page Black White Gray B C N O F Ne Na Mg Lutetium Pictures Page Al Si P S Cl Ar K Ca Lutetium 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 Lutetium (click to see decay chain): 150Lu  151Lu  152Lu  153Lu  154Lu  155Lu  156Lu  157Lu  158Lu  159Lu  160Lu  161Lu  162Lu  163Lu  164Lu  165Lu  166Lu  167Lu  168Lu  169Lu  170Lu  171Lu  172Lu  173Lu  174Lu  175Lu  176Lu  177Lu  178Lu  179Lu  180Lu  181Lu  182Lu  183Lu  184Lu

155Lu     Half-life Boson, 71p 84n 68.6 ms Spin 11/2 Parity -1 Show Decay Modes Hide Ultimate Decay Products Yield Nuclide 23.21050690309% 143Nd Unknown 155Gd Atomic Weight 154.954316216 Abundance None Mass Excess -42.554171MeV Binding Energy 7.987495MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Element Pictures. 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..