Prospects for detecting cosmic filaments in Lyman-alpha emission across redshifts $z=2-5$

Yizhou Liu, Liang Gao, Shihong Liao +1

The standard $\mathrm{\Lambda }$CDM cosmological model predicts that a large amount of diffuse neutral hydrogen distributes in cosmic filaments, which could be mapped through Lyman-alpha (Ly$α…