Image Details
Caption: Fig. 8.
Abundance ratios for neutron capture elements (Y, Ba) are plotted against [Fe/H] in the upper two panels. The lower two panels show the dependence of [Ba/Eu] and [Ba/Y] on metallicity. The symbols are the same as in Fig. 3.
© 2001. The American Astronomical Society. All rights reserved. Printed in U.S.A.