2 papers
astro-ph2004
Cosmic abundances: The impact of stellar duplicity
A. Jorissen, S. Van Eck
The mass-transfer scenario links chemical peculiarities with stellar duplicity for an increasing number of stellar classes (classical and dwarf barium stars, subgiant and giant CH…
astro-ph1997
The HIPPARCOS Hertzsprung-Russell diagram of S stars: Probing nucleosynthesis and dredge-up
S. Van Eck, A. Jorissen, S. Udry +2
HIPPARCOS trigonometrical parallaxes make it possible to compare the location of Tc-rich and Tc-poor S stars in the Hertzsprung-Russell (HR) diagram: Tc-rich S stars are found to b…