See also: List of individual Germanium isotopes (and general data sources).
General data
Name of the isotope:Germanium-73m1; Ge-73m1Symbol:73m1Ge or 73m132GeMass number A:73 (= number of nucleons)Atomic number Z:32 (= number of protons)Neutrons N:41Nucleon pairing (Z - N):even - oddNuclear ratio (N/Z ratio):1.28125 (= neutron-proton ratio)Neutron excess (N-Z):9Excitation energy:13.2845(15) keVIsotopic mass:72.92345895(6) u (atomic weight of Germanium-73m1)Nuclide mass:72.905905 u (calculated nuclear mass without electrons)Mass excess:-71.29753 MeVMass defect:0.68220363 u (per nucleus)Nuclear binding energy:635.46858812 MeV (per nucleus) 8.70504915 MeV (average binding energy per nucleon)Half-life:2.91(3) μsDecay constant λ:238194.90740892 s-1Specific activity α:1.967053238266 × 10+27 Bq g-1 5.316360103421 × 10+16 Ci g-1Spin and parity: (nuclear angular momentum)5/2+Magnetic dipole moment:μ(μN) = -1.08(3)Quadrupole moment Q:0.70(8) barn (100 fm2)Nuclear g-factor:gl = -0.432Year of discovery:1975
The following table shows the atomic nuclei that are isotonic (same neutron number N = 41) and isobaric (same nucleon number A = 73) with Germanium-73m1. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
