H Home Background Color: He Li Be Thulium Main Page Black White Gray B C N O F Ne Na Mg Thulium Pictures Page Al Si P S Cl Ar K Ca Thulium 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 Thulium (click to see decay chain): 145Tm  146Tm  147Tm  148Tm  149Tm  150Tm  151Tm  152Tm  153Tm  154Tm  155Tm  156Tm  157Tm  158Tm  159Tm  160Tm  161Tm  162Tm  163Tm  164Tm  165Tm  166Tm  167Tm  168Tm  169Tm  170Tm  171Tm  172Tm  173Tm  174Tm  175Tm  176Tm  177Tm  178Tm  179Tm

157Tm     Half-life Boson, 69p 88n 3.633333333333 m Spin 1/2 Parity 1 Show Decay Modes Hide Ultimate Decay Products Yield Nuclide 100% 157Gd Atomic Weight 156.936973 Abundance None Mass Excess -58.709273MeV Binding Energy 8.101428MeV Magnetic Moment 0.476 μ Quadrupole Moment N/A   Show Element Pictures. Also show decay chains leading to this isotope. Show all decays, even very low-probability.

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