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20022019
most citedAn HST/COS Survey of the Low-Redshift IGM. I. Survey, Methodology, & Overall Results

187 citations · 681 across the 16 of their papers we have counts for

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Showing 2011Show all

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astro-ph.CO2011★ 20 cited

He II Lyβ Gunn-Peterson Absorption: New HST Observations, and Theoretical Expectations

David Syphers, Scott F. Anderson, Wei Zheng +7

Observations of He II Lyα Gunn-Peterson troughs have proved to be a valuable probe of the epoch of helium reionization at z~3. Since this optical depth can become unmeasurably larg…