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astro-ph.SR2009
Stellar Parameters for a Sample of Stars with Planets
L. Ghezzi, K. Cunha, F. X. de Araújo +3
The study of chemical abundances in stars with planets is an important ingredient for the models of formation and evolution of planetary systems. In order to determine accurate abu…
astro-ph.SR2009★ 57 cited
Measurements of the Isotopic Ratio 6Li/7Li in Stars with Planets
L. Ghezzi, K. Cunha, V. V. Smith +4
High-resolution (R = 143,000), high signal-to-noise (S/N = 700-1100) Gemini-S bHROS spectra have been analyzed in a search for 6Li in 5 stars which host extrasolar planets. The pre…