The relation between extended radio and line emission for radio-loud quasars

被引:34
作者
Cao, XW [1 ]
Jiang, DR
机构
[1] Chinese Acad Sci, Shanghai Astron Observ, Shanghai 200030, Peoples R China
[2] Chinese Acad Sci, Natl Astron Observ, Shanghai 200030, Peoples R China
[3] Beijing Astrophys Ctr, Beijing, Peoples R China
关键词
galaxies : active; galaxies : jets; quasars : emission lines;
D O I
10.1046/j.1365-8711.2001.03962.x
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We explore the relationship between the extended radio and line emission for a radio-loud quasar sample including both core-dominated and lobe-dominated quasars. A strong correlation is present between the extended radio and broad-line emission. The core emission is also correlated with the broad-line emission for core-dominated quasars in the sample. The statistical behaviour of the core emission of lobe-dominated quasars is rather different from that of core-dominated quasars. The extended radio luminosity is a good tracer for jet power, while the core luminosity can only be a jet power tracer for core-dominated quasars.
引用
收藏
页码:347 / 354
页数:8
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