Results 91 to 100 of about 200 (175)

Unification Model of Seyfert Galaxies: Are All Seyfert 2 Galaxies Created Equal?

, 2002
2 pages, 2 figures to be published in the proceedings of "Active Galactic Nuclei: From Central Engine to Host Galaxy", Meudon, France, 23-27 July, 2002, ASP Conference Series, Eds. S. Collin, F.
openaire   +2 more sources

Résoudre le fond extra-galactique infrarouge avec l observatoire spatial Herschel

, 2012
Au cours des dernières décennies, l astronomie infrarouge a changé notre point de vue au sujet de l évolution des galaxies, en particulier à de grandes distances.
ELBAZ, David, NAGAR, N., LEITON-THOMPSON, Roger   +2 more
core   +1 more source

MALIN: A Quiescent Disk Galaxy|MALIN 1: A Quiescent Disk Galaxy

, 1988
We present new optical and radio spectroscopic observations of the remarkable galaxy Malin 1. This galaxy has unique features that include an extremely low surface brightness disk with an enormous mass of neutral hydrogen, and a low luminosity Seyfert ...
Impey, C. D., Bothun, G. D.
core  

SIFTING FOR SAPPHIRES: SYSTEMATIC SELECTION OF TIDAL DISRUPTION EVENTS IN iPTF. [PDF]

Astrophys J Suppl Ser, 2018
Hung T, Gezari S, Cenko SB, van Velzen S, Blagorodnova N, Yan L, Kulkarni SR, Lunnan R, Kupfer T, Leloudas G, Kong AKH, Nugent PE, Fremling C, Laher RR, Masci FJ, Cao Y, Roy R, Petrushevska T.   +17 more
europepmc   +1 more source

Testing The Lamp-Post and Wind Reverberation Models with XMM-Newton Observations of NGC 5506. [PDF]

Astrophys J, 2020
Zoghbi A, Kalli S, Miller JM, Mizumoto M.   +3 more
europepmc   +1 more source

The polarization of Seyfert galaxies

The Astrophysical Journal, 1983
P. G. Martin, I. B. Thompson, J. Maza, J. R. P. Angel   +3 more
openaire   +1 more source

Galaxy Evolution with Manifold Learning. [PDF]

Entropy (Basel)
Takeuchi TT, Cooray S, Kano RR.
europepmc   +1 more source

Variable Nature of Magnetically-Driven Ultra-Fast Outflows. [PDF]

Astrophys J Lett, 2018
Fukumura K, Kazanas D, Shrader C, Behar E, Tombesi F, Contopoulos I.   +5 more
europepmc   +1 more source

Strong long-term variability in active galactic nuclei affects virial black hole mass measurements. [PDF]

Nat Commun
Amrutha N, Wolf C, Onken CA, Hon WJ, Lai S, Raithel D, Tan AHT, Webster R.   +7 more
europepmc   +1 more source

Extragalactic radio surveys in the pre-Square Kilometre Array era. [PDF]

R Soc Open Sci, 2017
Simpson C.
europepmc   +1 more source