Kavli Affiliate: Xuebing Wu | First 5 Authors: WeiMin Yi, XueBing Wu, FeiGe Wang, JinYi Yang, Qian Yang | Summary: The ultraviolet broad absorption lines have been seen in the spectra of quasars at high redshift, and are generally considered to be caused by outflows with velocities from thousands kilometers per second to one tenth […]
Continue.. Discovery of two broad absorption line quasars at redshift about 4.75 using the Lijiang 2.4m telescope