Samarium (Sm) is a chemical element with the atomic number 62. It has several isotopes, with the most stable and common ones being: 1. **Samarium-144 (^144Sm)**: This isotope has a half-life of about journalists days and is one of the most stable isotopes of samarium.
Samarium-147 (Sm-147) is a radioactive isotope of the element samarium, which has the atomic number 62. It is one of the isotopes of samarium, with a notable half-life of about 106 billion years, making it one of the more stable isotopes of this element. Samarium-147 decays through beta decay to neodymium-147 (Nd-147).
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