H Home Background Color: He Li Be Dubnium Main Page Black White Gray B C N O F Ne Na Mg Dubnium Pictures Page Al Si P S Cl Ar K Ca Dubnium 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 Dubnium (click to see decay chain): 255Db  256Db  257Db  258Db  259Db  260Db  261Db  262Db  263Db  264Db  265Db  266Db  267Db  268Db  269Db  270Db

263Db     Half-life Boson, 105p 158n 0.483m Spin ? Parity ? Hide Decay Modes Probability Mode Decay Energy Daughter 56.% SF N/A Variable 37.% α 8834.keV 259Lr 6.9% β+ 1252.keV 263Rf Hide Ultimate Decay Products Yield Nuclide 30.670963538837814% 207Pb 2.7221939610147006×10-8% 205Tl 2.4469191964326516×10-10% 206Pb 3.028058451015141×10-13% 208Pb Atomic Weight 263.114988 Abundance None Mass Excess 107.111MeV Binding Energy 7.352MeV 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..