H Home Background Color: He Li Be Gadolinium Main Page Black White Gray B C N O F Ne Na Mg Gadolinium Pictures Page Al Si P S Cl Ar K Ca Gadolinium 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 Gadolinium (click to see decay chain): 134Gd  135Gd  136Gd  137Gd  138Gd  139Gd  140Gd  141Gd  142Gd  143Gd  144Gd  145Gd  146Gd  147Gd  148Gd  149Gd  150Gd  151Gd  152Gd  153Gd  154Gd  155Gd  156Gd  157Gd  158Gd  159Gd  160Gd  161Gd  162Gd  163Gd  164Gd  165Gd  166Gd  167Gd  168Gd  169Gd

165Gd     Half-life Fermion, 64p 101n 10.3 s Spin 1/2 Parity -1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% β- 4.192MeV 165Tb Show Ultimate Decay Products Atomic Weight 164.93938 Abundance None Mass Excess -56.467MeV Binding Energy 8.11MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Isotope Symbols. 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..