We present results on14C radioactivity of221Ra and221Fr obtained by irradiating at ISOLDE a 4 π assembly of solid state track detectors. The preliminary branching ratios relative to α decay come out to be (1.9∓1.3) 10-12 and (1.0±0.2) 10-12, respectively.
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ASJC Scopus subject areas
- Nuclear and High Energy Physics