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19972026
most citedThe High-Redshift He II Gunn-Peterson Effect: Implications and Future Prospects

145 citations · 2.1k across the 42 of their papers we have counts for

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astro-ph1997★ 73 cited

The Influence of the Photoionizing Radiation Spectrum on Metal-Line Ratios in Ly alpha Forest Clouds

Mark L. Giroux, J. Michael Shull

Recent measurements of Si IV/C IV ratios in the high-redshift Ly-alpha forest (Songaila & Cowie, AJ, 112, 335 [1996a]; Savaglio et al., A&A, in press [1997]) have opened a new wind…