Strontium-89

Strontium-89, 89Sr
General
Symbol89Sr
Namesstrontium-89, 89Sr, Sr-89
Protons (Z)38
Neutrons (N)51
Nuclide data
Natural abundancesyn
Half-life (t1/2)50.57 d
Decay products89Y
Decay modes
Decay modeDecay energy (MeV)
Beta decay1.492[1]
Isotopes of strontium
Complete table of nuclides

Strontium-89 (89
Sr
) is a radioactive isotope of strontium produced by nuclear fission, with a half-life of 50.57 days. It undergoes β− decay into yttrium-89. Strontium-89 has an application in medicine.[2]

  1. ^ Delacroix, D.; Guerre, J. P.; Leblanc, P.; Hickman, C. (1 January 2002). "Radionuclide and Radiation Protection Data Handbook 2002". Radiation Protection Dosimetry. 98 (1): 79. doi:10.1093/oxfordjournals.rpd.a006705. PMID 11916063.
  2. ^ Audi, Georges; Wapstra, Aaldert Hendrik; Thibault, Catherne; Blachot, Jean; Bersillon, Olivier (2003). "The NUBASE evaluation of nuclear and decay properties" (PDF). Nuclear Physics A. 729 (1): 3–128. Bibcode:2003NuPhA.729....3A. CiteSeerX 10.1.1.692.8504. doi:10.1016/j.nuclphysa.2003.11.001. Archived from the original (PDF) on 2011-07-20.