Lutetium-152
Properties and data of the isotope 152Lu.
See also: List of individual Lutetium isotopes (and general data sources).
General data
Name of the isotope:Lutetium-152; Lu-152Symbol:152Lu or 15271LuMass number A:152 (= number of nucleons)Atomic number Z:71 (= number of protons)Neutrons N:81Nucleon pairing (Z - N):odd - oddNuclear ratio (N/Z ratio):1.1408450704225 (= neutron-proton ratio)Neutron excess (N-Z):10Isotopic mass:151.96412(21) u (atomic weight of Lutetium-152)Nuclide mass:151.9251745 u (calculated nuclear mass without electrons)Mass excess:-33.422 MeVMass defect:1.293315468 u (per nucleus)Nuclear binding energy:1204.71559855 MeV (per nucleus)
7.92576052 MeV (average binding energy per nucleon)Separation energy:SN = 11.38(36) MeV (first neutron)Half-life:0.7(1) sDecay constant λ:0.99021025794278 s-1Specific activity α:3.949129572374 × 10+21 Bq g-1
106733231685.8 Ci g-1Spin and parity:
(nuclear angular momentum)(4-.5-.6-)Year of discovery:1987
Radioactive Decay
Half-life T½ = 0.7(1) s respectively 7 × 10-1 seconds s.
Decay
mode | Daughter | Probability | Decay energy | γ energy
(intensity) |
|---|
| EC/β+ | 152Yb | | 12.85(25) MeV | |
| β+, p | 151Tm | 15(7) % | | |
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 81) and isobaric (same nucleon number A = 152) with Lutetium-152. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
| Z | Isotone N = 81 | Isobar A = 152 |
|---|
| 45 | 126Rh | |
| 46 | 127Pd | |
| 47 | 128Ag | |
| 48 | 129Cd | |
| 49 | 130In | |
| 50 | 131Sn | |
| 51 | 132Sb | |
| 52 | 133Te | |
| 53 | 134I | |
| 54 | 135Xe | |
| 55 | 136Cs | |
| 56 | 137Ba | 152Ba |
| 57 | 138La | 152La |
| 58 | 139Ce | 152Ce |
| 59 | 140Pr | 152Pr |
| 60 | 141Nd | 152Nd |
| 61 | 142Pm | 152Pm |
| 62 | 143Sm | 152Sm |
| 63 | 144Eu | 152Eu |
| 64 | 145Gd | 152Gd |
| 65 | 146Tb | 152Tb |
| 66 | 147Dy | 152Dy |
| 67 | 148Ho | 152Ho |
| 68 | 149Er | 152Er |
| 69 | 150Tm | 152Tm |
| 70 | 151Yb | 152Yb |
| 71 | 152Lu | 152Lu |
| 72 | 153Hf | |
External data and identifiers
Last update: 2020-10-11
Perma link: https://www.chemlin.org/isotope/lutetium-152
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