Title: 21cm cosmology
Speaker: Professor Ue-Li Pen, CITA
Location & Time: 3rd floor conference room, 2pm, Friday (Nov. 11)

Dear all,
　 Professor Ue-Li Pen (彭威礼）of CITA (Canidian institute for Theoretical Astrophysics) is visiting us for a month. He stays at office 1717. He has broad interest in astrophysics, from cosmology to pulsars, from theories to observations. You are welcome to drop by and talk to him.
　 He will give a colloquium talk at 2pm on this Friday.