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 Cn Nh Fl Mc Lv Ts Og

Isotopes of Dubnium (click to see decay chain): 255Db  256Db  257Db  258Db  259Db  260Db  261Db  262Db  263Db  264Db  265Db  266Db  267Db  268Db  269Db  270Db

261Db     Half-life Boson, 105p 156n 1.8 s Spin ? Parity ? Hide Decay Modes Probability Mode Decay Energy Daughter 82% α 9.219MeV 257Lr 18% SF N/A Variable Hide Ultimate Decay Products Yield Nuclide 82.51663956062% 205Tl 5.72374171192×10-10% 207Pb Atomic Weight 261.112056 Abundance None Mass Excess 104.379MeV Binding Energy 7.357MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Element Pictures. Show only decay products of this isotope. Show Decay Image Full Size.

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