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astro-ph2000
Chemical analysis of 8 recently discovered extra-solar planet host stars
N. C. Santos, G. Israelian, M. Mayor
We present the chemical analysis of a new set of stars known to harbor low mass companions, namely HD 1237, HD 52265, HD 82943, HD 83443, HD 169830, and HD 202206. In addition, we…
astro-ph2000
Galactic Evolution of Beryllium and Oxygen
Garik Israelian, Ramon Garcia Lopez, Rafael Rebolo
We discuss the early evolution of beryllium and oxygen in our Galaxy by comparing abundances of these elements for halo and disk metal-poor stars. Both, O and Be rise as we go prog…