Image Details
Caption: Fig. 16.
Mean metallicity (solid curves) and median metallicity (dashed curves) as a function of Lyα cloud column density at redshift ﹩z=2﹩, 3, 4 (thick to thin lines) for runs 1 (N432L11M; left) and 2 (N432L11L; right).
© 2005. The American Astronomical Society. All rights reserved. Printed in U.S.A.