Detectability of CMB Weak Lensing and HI Cross Correlation and constraints on cosmological parameters

Shoichiro Tanaka, Shintaro Yoshiura, Kenji Kubota +3

Neutral hydrogen (H${}_{\mathrm{I}}$) intensity mapping is capable of measuring redshift evolution of H${}_{\mathrm{I}}$ density parameter ${\Omega }_{{\mathrm{H}}_{\mathrm{I}}}$, which is an important parameter to…