Origin of broad-line regions: from torus to accretion disks

Active galactic nuclei are characterized by the prominent broad-line features from optical to ultraviolet bands. The broad emission lines are presumed to be from broad-line regions, but its origin has been one of well-known problem. I will extensively review this long-term problem and suggest a new scheme to tackle it. 

Speaker: 
Jian-Min Wang
Place: 
KIAA-PKU Auditorium
Host: 
Yingjie Peng
Time: 
Thursday, December 21, 2017 - 4:00pm to 5:00pm