Short timescale broad emission-line flux variability in high-luminosity active galactic nuclei

1991 ◽  
Vol 102 ◽  
pp. 41 ◽  
Author(s):  
Kirk T. Korista
1997 ◽  
Vol 159 ◽  
pp. 175-178 ◽  
Author(s):  
Brian Espey

AbstractWe present a brief review of emission-line velocity differences, and describe an ongoing project to determine the driving mechanisms responsible. We conclude with a brief outline of the use of velocity differences as probes of the conditions in the nuclear region of AGNs.


2014 ◽  
Vol 439 (1) ◽  
pp. 1051-1062 ◽  
Author(s):  
Hermine Landt ◽  
Martin J. Ward ◽  
Martin Elvis ◽  
Margarita Karovska

2011 ◽  
Vol 414 (1) ◽  
pp. 218-240 ◽  
Author(s):  
Hermine Landt ◽  
Martin Elvis ◽  
Martin J. Ward ◽  
Misty C. Bentz ◽  
Kirk T. Korista ◽  
...  

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