Gas absorption of soft X-rays strongly impacts the redshift distribution of dark Fast X-ray Transients

Javier Sánchez-Sierras, Peter G. Jonker, Jonathan Quirola-Vásquez +25

The progenitors of many Fast X-ray Transients (FXTs) and those of $\gamma$-ray bursts (GRBs) are strongly linked. Given that "dark" GRBs are typically found to be events suffering from…