Results 161 to 170 of about 152,801 (176)

Narrow-line Seyfert 1 galaxies and the evolution of galaxies and active galaxies

Monthly Notices of the Royal Astronomical Society, 2000
Smita Mathur
exaly  

Gamma-ray-emitting narrow-line Seyfert 1 galaxies: the Swift view

Monthly Notices of the Royal Astronomical Society, 2020
Filippo D'Ammando, F D’Ammando
exaly  

A spectropolarimetric atlas of Seyfert 1 galaxies

Monthly Notices of the Royal Astronomical Society, 2002
J H Hough, D J Axon
exaly  

A comprehensive analysis of the hard X-ray spectra of bright Seyfert galaxies

Monthly Notices of the Royal Astronomical Society, 2016
Claudio Ricci, Andrzej Zdziarski, Stéphane Paltani   +2 more
exaly  

Morphology of Seyfert galaxies

Astrophysics and Space Science, 2017
Chorng-Yuan Hwang
exaly  

The contribution of the obscuring torus to the X-ray spectrum of Seyfert galaxies: a test for the unification model

Monthly Notices of the Royal Astronomical Society, 1994
Giorgio Matt, F Haardt
exaly  

An XMM-Newton survey of broad iron lines in Seyfert galaxies

Monthly Notices of the Royal Astronomical Society, 2007
Kirpal Nandra, I M George
exaly  

WISE view of narrow-line Seyfert 1 galaxies: mid-infrared colour and variability

Monthly Notices of the Royal Astronomical Society, 2019
Stalin Chelliah Subramonian, Sebastian F. Hönig, Suvendu Rakshit   +2 more
exaly  

Intra-night optical monitoring of three γ-ray detected narrow-line Seyfert 1 galaxies

Monthly Notices of the Royal Astronomical Society, 2019
Vineet Ojha, Hum Chand, Gopal Krishna
exaly  

Torus model properties of an ultra-hard X-ray selected sample of Seyfert galaxies

Monthly Notices of the Royal Astronomical Society, 2019
Claudio Ricci, Cristina Ramos Almeida, Jose A. Acosta-Pulido   +2 more
exaly