See also: List of individual Barium isotopes (and general data sources).
General data
Name of the isotope:Barium-114; Ba-114Symbol:114Ba or 11456BaMass number A:114 (= number of nucleons)Atomic number Z:56 (= number of protons)Neutrons N:58Nucleon pairing (Z - N):even - evenNuclear ratio (N/Z ratio):1.0357142857143 (= neutron-proton ratio)Neutron excess (N-Z):2Isotopic mass:113.95072(11) u (atomic weight of Barium-114)Nuclide mass:113.9200016 u (calculated nuclear mass without electrons)Mass excess:-45.90402 MeVMass defect:0.99004692000001 u (per nucleus)Nuclear binding energy:922.2227657 MeV (per nucleus) 8.08967338 MeV (average binding energy per nucleon)Separation energy:SN = 14.19(31) MeV (first neutron) SP = 1.43(10) MeV (first proton)Half-life:0.43 sDecay constant λ:1.6119701873487 s-1Specific activity α:8.519043468209 × 10+21 Bq g-1 230244418059.71 Ci g-1Spin and parity: (nuclear angular momentum)0+Year of discovery:1995
Radioactive Decay
Half-life T½ = 0.43 s respectively 4.3 × 10-1 seconds s.
Decay mode
Daughter
Probability
Decay energy
γ energy (intensity)
β+
114Cs
99.1(3) %
8.78(12) MeV
β+, p
113Xe
20(10) %
α
110Xe
0.9(3) %
3,592(19) MeV
CD C-12 +
102Sn
< 0.0034 %
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 58) and isobaric (same nucleon number A = 114) with Barium-114. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
