Results 151 to 160 of about 77,751 (271)

Spectropolarimetric search for hidden active galactic nuclei in four southern ultraluminous infrared galaxies [PDF]

, 2003
Claudio Pernechele, S. Berta, A. Marconi, C. Bonoli, A. Bressan, A. Franceschini, J. Fritz, E. Giro   +7 more
openalex   +1 more source

Nature of Compton-thick Active Galactic Nuclei in “Nonmerging” Luminous Infrared Galaxies UGC 2608 and NGC 5135 Revealed with Broadband X-Ray Spectroscopy [PDF]

, 2020
Satoshi Yamada, Yoshihiro Ueda, Atsushi Tanimoto, Saeko Oda, Masatoshi Imanishi, Yoshiki Toba, Claudio Ricci   +6 more
openalex   +1 more source

The SAMI Galaxy Survey: Unveiling the nature of kinematically offset active galactic nuclei [PDF]

, 2015
J. T. Allen, Adam Schaefer, Nicholas Scott, L. M. R. Fogarty, I-Ting Ho, Anne M. Medling, S. K. Leslie, Joss Bland‐Hawthorn, Julia J. Bryant, S. M. Croom, Michael Goodwin, Andrew W. Green, I. S. Konstantopoulos, Jon Lawrence, M. S. Owers, Samuel Richards, R. Sharp   +16 more
openalex   +1 more source

The nuclei of bulge-less galaxies

, 2004
Als Beitrag zur Vervollst?andigung unseres Wissens ?uber Galaxienzentren wurde die Zentral-Region sehr sp?ater (bulge-loser) Spiralgalaxien untersucht.
openaire   +2 more sources

A Search for “Dwarf'' Seyfert Nuclei. V. Demographics of Nuclear Activity in Nearby Galaxies [PDF]

, 1997
Luis C. Ho, Alexei V. Filippenko, Wallace L. W. Sargent   +2 more
openalex   +1 more source

X-ray emission of z > 2.5 active galactic nuclei can be obscured by their host galaxies [PDF]

, 2019
C. Circosta, C. Vignali, R. Gilli, A. Feltre, F. Vito, F. Calura, V. Mainieri, M. Massardi, C. Norman   +8 more
openalex   +1 more source

SpitzerReveals Hidden Quasar Nuclei in Some Powerful FR II Radio Galaxies [PDF]

, 2006
Patrick Ogle, David Whysong, Robert Antonucci   +2 more
openalex   +1 more source

Molecular gas in NUclei of GAlaxies (NUGA) [PDF]

, 2009
F. Combes, A. J. Baker, Eva Schinnerer, S. García‐Burillo, L. K. Hunt, F. Boone, A. Eckart, R. Neri, L. J. Tacconi   +8 more
openalex   +1 more source

Constraining the magnetohydrodynamic turbulence around Geminga by observing the γ-ray halo beyond 100 TeV. [PDF]

Sci Adv
Tibet ASγ Collaboration.
europepmc   +1 more source

Compton-thick active galactic nuclei inside local ultraluminous infrared galaxies [PDF]

, 2011
E. Nardini, G. Risaliti
openalex   +1 more source