The Giant Gemini GMOS survey of z>4.4 quasars - I. Measuring the mean free path across cosmic time

Gábor Worseck, J. Xavier Prochaska, John M. O'Meara +7

We have obtained spectra of 163 quasars at $z_{\mathrm{em}}>4.4$ with the Gemini Multi Object Spectrometers on the Gemini North and South telescopes, the largest publicly available s…