High redshift deuterium abundance: Resolving the tension between quasar and CMB $\Omega_b$ measurements Event Date: 2019-01-03 admin Particle/String/Cosmology Speaker: Dr. Chung-Chi Lee (DAMTP, University of Cambridge, UK) / Host: Prof. Chong-Sun Chu (NTHU) Place: R521, 5F, 2nd General Building, Nat'l Tsing Hua Univ.