Strontium-89
= Strontium-89
{wiki=Strontium-89}
Strontium-89 is a radioactive isotope of strontium, denoted as ^89Sr. It is produced as a byproduct of nuclear reactions and is characterized by its half-life of approximately 50.5 days. Strontium-89 decays by beta decay, emitting beta particles and gamma rays, which can be detected and measured.