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Periodic Table of Elements

Ge - Germanium

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Nuclides / Isotopes

Nuc-
lide		Atomic
Mass		NNAbun
%		SpinHalf LifeDMDTBR
%		Decay
Energy
(MeV)
Ge5857.99126Syn0+     
Ge5958.98227Syn      
Ge6059.9728Syn0+     
Ge6160.96429Syn3/2-40ms ε + PZn60~8013.200
 40ms εGa61 13.600
Ge6261.95530Syn0+     
meta state 0.000MeVSyn0+0.11s εGa62 9.750
Ge6362.9531Syn 95ms εGa63 9.780
Ge6463.94232Syn0+63.7s εGa64 4.410
Ge6564.93933Syn3/2-30.9s εGa65 6.240
Ge6665.933834Syn0+2.26h εGa66 2.100
Ge6766.932735Syn1/2-18.9m εGa67 4.223
Ge6867.928136Syn0+270.8d εGa68 0.106
Ge6968.92837Syn5/2-39.05h εGa69 2.227
meta state 0.086MeVSyn1/2-5.1usIT  0.087
meta state 0.397MeVSyn9/2+2.81usIT  0.398
Ge7069.92433821.230+Stable 
Ge7170.92539Syn1/2-11.43d εGa71 0.229
meta state 0.198MeVSyn9/2+20.4msIT  0.198
Ge7271.92214027.660+Stable 
Ge7372.9235417.739/2+Stable 
meta state 0.067MeVSyn1/2-0.499sIT  0.067
Ge7473.92124235.940+Stable 
Ge7574.922943Syn1/2-82.78m β-As75 1.176
meta state 0.139MeVSyn7/2+47.7sIT 99.970.140
 47.7s β-As750.031.316
Ge7675.921444Syn0+Stable 
Ge7776.923645Syn7/2+11.3h β-As77 2.702
meta state 0.159MeVSyn1/2-52.9s β-As77812.862
 52.9sIT 190.160
Ge7877.9229467.440+88m β-As78 0.954
Ge7978.925447Syn1/2-18.98s β-As79 4.150
meta state 0.186MeVSyn7/2+39s β-As79964.336
 39sIT 40.186
Ge8079.925448Syn0+29.5s β-As80 2.670
Ge8180.92949Syn9/2+7.6s β-As81 6.230
meta state 0.679MeVSyn1/2+7.6s β-As81 6.909
Ge8281.9350Syn0+4.6s β-As82 4.700
Ge8382.93551Syn5/2+1.85s β-As83 8.900
Ge8483.93752Syn0+947ms β- + NAs8310.83.400
 947ms β-As84 7.700
Ge8584.94353Syn 535ms β- + NAs84144.600
 535ms β-As85 10.100
Ge8685.94654Syn0+>150ns    
Ge87 55Syn5/2+  β-   
Ge88 56Syn0+  β-   
Ge89 57Syn1/2+  β-   
NuclidePotential Parent Nuclides
Ge58None known
Ge59None known
Ge60None known
Ge61None known
Ge62None known
meta state 0.000MeVNone known
Ge63None known
Ge64None known
Ge65As65 (Syn)
Ge66As66 (Syn) Se67 (Syn)
Ge67As67 (Syn)
Ge68As68 (Syn) Se69 (Syn)
Ge69As69 (Syn)
meta state 0.086MeVNone known
meta state 0.397MeVNone known
Ge70As70 (Syn) Ga70 (Syn)
Ge71As71 (Syn)
meta state 0.198MeVNone known
Ge72As72 (Syn) Ga72 (Syn)
Ge73As73 (Syn) Ga73 (Syn)
meta state 0.067MeVNone known
Ge74As74 (Syn) Ga74 (Syn) Ga74m (Syn)
Ge75Ga75 (Syn)
meta state 0.139MeVNone known
Ge76Ga76 (Syn)
Ge77Ga77 (Syn)
meta state 0.159MeVNone known
Ge78Ga78 (Syn) Ga79 (Syn)
Ge79Ga79 (Syn) Ga80 (Syn)
meta state 0.186MeVNone known
Ge80Ga80 (Syn) Ga81 (Syn)
Ge81Ga81 (Syn) Ga82 (Syn)
meta state 0.679MeVNone known
Ge82Ga82 (Syn) Ga83 (Syn)
Ge83Ga83 (Syn) Ga84 (Syn)
Ge84Ga84 (Syn)
Ge85None known
Ge86None known
Ge87None known
Ge88None known
Ge89None known

Key:

  • NN = Number of Neutrons
  • Abun % = Natural Abundance (as a percentage)
  • Syn = Synthetic Nuclide (does not occur in nature)
  • DM = Decay Mode
    α = Alpha emission
    β- = Beta emission
    β- β- = Double beta decay
    β+ = Positron emission
    ε = Electron Capture
    IT = Isomeric Transition
    N = Neutron emission
    P = Proton emission
    SF = Spontaneous Fission
  • DT = Decays To
  • BR % = Branch Ratio (as a percentage)

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