An alternative U(1)_{B-L} gauge symmetry Event Date: 2017-10-03 admin Particle/String/Cosmology Speaker: Dr. Hiroshi Okada (NCTS) / Host: Prof. Kingman Cheung (NTHU) Place: P512 of NCTS, 5F, 3rd General Building, Nat'l Tsing Hua Univ.