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List of isotopes

• Isotope masses from:
  • Audi, Georges; Bersillon, Olivier; Blachot, Jean; Wapstra, Aaldert Hendrik (2003), "The NUBASE evaluation of nuclear and decay properties", Nuclear Physics A, 729: 3–128, Bibcode:2003NuPhA.729....3A, doi:10.1016/j.nuclphysa.2003.11.001
• Half-life, spin, and isomer data selected from the following sources.
  • Audi, Georges; Bersillon, Olivier; Blachot, Jean; Wapstra, Aaldert Hendrik (2003), "The NUBASE evaluation of nuclear and decay properties", Nuclear Physics A, 729: 3–128, Bibcode:2003NuPhA.729....3A, doi:10.1016/j.nuclphysa.2003.11.001
  • National Nuclear Data Center. "NuDat 3.0 database". Brookhaven National Laboratory.

• • Holden, Norman E. (2004). "11. Table of the Isotopes". In Lide, David R. (ed.). CRC Handbook of Chemistry and Physics (85th ed.). Boca Raton, Florida: CRC Press. ISBN 978-0-8493-0485-9.

References

1. "Decay Chain". https://www-nds.iaea.org/relnsd/vcharthtml/decaychain.html#NUCID=238U ↩

2. mRn – Excited nuclear isomer. /wiki/Nuclear_isomer ↩

3. Wang, Meng; Huang, W.J.; Kondev, F.G.; Audi, G.; Naimi, S. (2021). "The AME 2020 atomic mass evaluation (II). Tables, graphs and references*". Chinese Physics C. 45 (3): 030003. doi:10.1088/1674-1137/abddaf. /wiki/Doi_(identifier) ↩

4. ( ) – Uncertainty (1σ) is given in concise form in parentheses after the corresponding last digits. ↩

5. # – Atomic mass marked #: value and uncertainty derived not from purely experimental data, but at least partly from trends from the Mass Surface (TMS). ↩

6. ( ) spin value – Indicates spin with weak assignment arguments. ↩

7. # – Values marked # are not purely derived from experimental data, but at least partly from trends of neighboring nuclides (TNN). ↩

8. # – Values marked # are not purely derived from experimental data, but at least partly from trends of neighboring nuclides (TNN). ↩

9. Order of ground state and isomer is uncertain. ↩

10. Theoretically capable of electron capture to 213At[4] ↩

11. Intermediate decay product of 237Np /wiki/Neptunium-237 ↩

12. Intermediate decay product of 238U /wiki/Decay_product ↩

13. Theoretically capable of β− decay to 219Fr ↩

14. Intermediate decay product of 235U /wiki/Uranium-235 ↩

15. Theoretically capable of β−β− decay to 220Ra ↩

16. Intermediate decay product of 232Th /wiki/Thorium-232 ↩

17. Intermediate decay product of 237Np /wiki/Neptunium-237 ↩

18. Most common isotope ↩

19. Source of element's name ↩

20. Theoretically capable of β−β− decay to 222Ra and perhaps β− decay to 222Fr[5] ↩

21. Intermediate decay product of 238U /wiki/Decay_product ↩

22. Theoretically capable of α decay with a partial half-life of ~3.65×108 seconds (~11.6 years; branching ratio ~4×10−4%).[6][7] ↩