See also: List of individual Vanadium isotopes (and general data sources).
General data
Name of the isotope:Vanadium-54m; V-54mSymbol:54mV or 54m23VMass number A:54 (= number of nucleons)Atomic number Z:23 (= number of protons)Neutrons N:31Nucleon pairing (Z - N):odd - oddNuclear ratio (N/Z ratio):1.3478260869565 (= neutron-proton ratio)Neutron excess (N-Z):8Excitation energy:108.0(10) keVIsotopic mass:53.946437(16) u (atomic weight of Vanadium-54m)Nuclide mass:53.9338199 u (calculated nuclear mass without electrons)Mass excess:-49.89361 MeVMass defect:0.50215113199999 u (per nucleus)Nuclear binding energy:467.75076655 MeV (per nucleus) 8.66205123 MeV (average binding energy per nucleon)Half-life:0.9(5) μsDecay constant λ:770163.53395549 s-1Specific activity α:8.597478290733 × 10+27 Bq g-1 2.323642781279 × 10+17 Ci g-1Spin and parity: (nuclear angular momentum)(5)+
The following table shows the atomic nuclei that are isotonic (same neutron number N = 31) and isobaric (same nucleon number A = 54) with Vanadium-54m. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.