Abstract
The α-decay of225Ac to221Fr excited states has been reinvestigated using high-resolution γ-spectroscopy for single and γ-γ coincidence measurements. Twenty nine221Fr nuclear excited states were proposed; ten of which are newly observed.
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Kouassi, M.C., Dalmasso, J., Hussonnois, M. et al. Levels of221Fr fed by the225Ac α-decay. Journal of Radioanalytical and Nuclear Chemistry Letters 153, 293–300 (1991). https://doi.org/10.1007/BF02202649
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DOI: https://doi.org/10.1007/BF02202649