<page_title> Isotopes of ytterbium </page_title> <section_title> List of isotopes </section_title> <table> <cell> 166Yb <col_header> Nuclide symbol </col_header> <col_header> Excitation energy </col_header> </cell> <cell> 56.7(1) h <col_header> Half-life </col_header> </cell> <cell> 169Yb <col_header> Nuclide symbol </col_header> <col_header> Excitation energy </col_header> </cell> <cell> 32.026(5) d <col_header> Half-life </col_header> </cell> <cell> 175Yb <col_header> Nuclide symbol </col_header> <col_header> Excitation energy </col_header> </cell> <cell> 4.185(1) d <col_header> Half-life </col_header> </cell> </table>
Isotopes ¹⁶⁹Yb had a half-life of 32.026 days, ¹⁷⁵Yb with a half-life of 4.185 days and ¹⁶⁶Yb with a half-life of 56.7 hours.