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Vanadium-54m

Properties and data of the isotope 54mV.


Contents

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-1
Spin and parity:
(nuclear angular momentum)
(5)+

 

Radioactive Decay

Half-life T½ = 0.9(5) μs respectively 9 × 10-7 seconds s.

Decay
mode
DaughterProbabilityDecay energyγ energy
(intensity)
Iso54V100 %

 

Nuclear Isomers

Nuclear isomers or excited states with the activation energy in keV related to the ground state.

Nuclear IsomerExcitation EnergyHalf-lifeSpin
54V49.8(5) s3+

 

Isotones and Isobars

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.

 

ZIsotone N = 31Isobar A = 54
1546P
1647S
1748Cl
1849Ar54Ar
1950K54K
2051Ca54Ca
2152Sc54Sc
2253Ti54Ti
2354V54V
2455Cr54Cr
2556Mn54Mn
2657Fe54Fe
2758Co54Co
2859Ni54Ni
2960Cu54Cu
3061Zn54Zn
3162Ga
3263Ge
3364As
3465Se
3566Br
3667Kr

 

External data and identifiers

Adopted Levels, Gammas:NuDat 54V

 


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