Reproducing the observed abundances in RCB and HdC stars with post-double-degenerate merger models - Constraints on merger and post-merger simulations and physics processes
(2013)
Journal Article
Menon, A., Herwig, F., Denissenkov, P. A., Clayton, G. C., Staff, J., Pignatari, M., & Paxton, B. (2013). Reproducing the observed abundances in RCB and HdC stars with post-double-degenerate merger models - Constraints on merger and post-merger simulations and physics processes. The Astrophysical journal, 772(1), 59. https://doi.org/10.1088/0004-637x/772/1/59
The R Coronae Borealis (RCB) stars are hydrogen-deficient, variable stars that are most likely the result of He-CO WD mergers. They display extremely low oxygen isotopic ratios, 16 O/ 18 O ≃ 1-10, 12 C/ 13 C ≥ 100, and enhancements up to 2.6 dex in... Read More about Reproducing the observed abundances in RCB and HdC stars with post-double-degenerate merger models - Constraints on merger and post-merger simulations and physics processes.