Physics – Nuclear Physics
Scientific paper
May 2003
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2003nupha.718..155g&link_type=abstract
Nuclear Physics A, Volume 718, p. 155-158.
Physics
Nuclear Physics
Scientific paper
Low-energy resonances in the reaction 18O(α,γ) have been measured using a highly efficient γ ray coincidence detector system. These resonances dominate the reaction rate for temperatures typical for TP-AGB stars (0.1-0.3 GK). Preliminary results reduce the reaction rate by up to a factor of three at these temperatures. While this leads to an enhancement of the fluorine production in TP-AGB stars, it is not sufficient to explain the observed fluorine abundances in the surface of red giants.
Couture Aaron
Dababneh Saed
Görres Joachim
Heil Matthias
Käppeler Franz
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