Tracing the gas at redshift 1.7-3.5 with the Lyman-alpha forest: the FLO approach

F. Saitta, V. D'Odorico, M. Bruscoli +3

[Abridged] We present FLO (From Lines to Over-densities), a new technique to reconstruct the hydrogen density field for the Lya forest lines observed in high resolution QSO spectra…