H Home Background Color: He Li Be Rutherfordium Main Page Black White Gray B C N O F Ne Na Mg Rutherfordium Pictures Page Al Si P S Cl Ar K Ca Rutherfordium 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 Uub Uut Uuq Uup Uuh Uus Uuo

Isotopes of Rutherfordium (click to see decay chain): 253Rf  254Rf  255Rf  256Rf  257Rf  258Rf  259Rf  260Rf  261Rf  262Rf  263Rf  264Rf  265Rf  266Rf  267Rf  268Rf

261Rf     Half-life Fermion, 104p 157n 5.5s Spin 3/2 Parity 1 Hide Decay Modes Probability Mode Decay Energy Daughter 60.% α 8650.keV 257No 40.% SF N/A Variable Show Ultimate Decay Products Atomic Weight 261.108766556 Abundance None Mass Excess 101.315395MeV Binding Energy 7.371396MeV 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%. Show Decay Image Full Size.

Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..