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Niobium-95m

Properties and data of the isotope 95Nb.


Content

See also: list of Niobium isotopes.

 

General data

Name of the isotope:Niobium-95m; Nb-95mSymbol:95Nb or 9541NbMass number A:95 (= number of nucleons)Atomic number Z:41 (= number of protons)Neutrons N:54Isotopic mass:94.9068311(5) u (atomic weight of Niobium-95m)
Excitation energy: 235.69(2) keV
Nuclide mass:94.8843403 u (calculated nuclear mass without electrons)Mass excess:-86.78627 MeVMass defect:0.881900676 u (per nucleus)Nuclear binding energy:821.48518829 MeV (per nucleus)
8.64721251 MeV (average binding energy per nucleon)
Half-life:3.61(3) dDecay constant λ:2.222309366215 × 10-6 s-1Specific activity α:1.423729791245 × 10+16 Bq g-1
384791.83547165 Ci g-1
Spin and parity:
(nuclear angular momentum)
1/2-

 

Radioactive Decay

Half-life T½ = 3.61(3) d respectively 3.11904 × 105 seconds s.

Decay modeDaughterProbabilityDecay energyγ energy
(intensity)
β-95Mo5.6(6) %
Iso95Nb94.4(6) %

 

Nuclear Isomers

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

Nuclear IsomerExcitation EnergyHalf-lifeSpin
95Nb34.991(6) d9/2+

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 54) and isobaric (same nucleon number A = 95) with Niobium-95m. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

OZIsotone N = 54Isobar A = 95
3084Zn
3185Ga
3286Ge
3387As
3488Se95Se
3589Br95Br
3690Kr95Kr
3791Rb95Rb
3892Sr95Sr
3993Y95Y
4094Zr95Zr
4195Nb95Nb
4296Mo95Mo
4397Tc95Tc
4498Ru95Ru
4599Rh95Rh
46100Pd95Pd
47101Ag95Ag
48102Cd95Cd
49103In
50104Sn
51105Sb
52106Te

 


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Last update: 2020-10-15


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