Results 1 to 10 of about 533 (185)

Low-luminosity accretion in black hole X-ray binaries and active galactic nuclei [PDF]

open access: yesAstrophysics and Space Science, 2005
At luminosities below a few percent of Eddington, accreting black holes switch to a hard spectral state which is very different from the soft blackbody-like spectral state that is found at higher luminosities. The hard state is well-described by a two-temperature, optically thin, geometrically thick, advection-dominated accretion flow (ADAF) in which ...
Ramesh Narayan
exaly   +5 more sources
Some of the next articles are maybe not open access.

The X-ray luminosity function of active galactic nuclei in the redshift intervalz=3-5

Monthly Notices of the Royal Astronomical Society, 2015
Mara Salvato   +2 more
exaly  

The Relationship between Luminosity and Broad‐Line Region Size in Active Galactic Nuclei

Astrophysical Journal, 2005
Bradley Peterson   +2 more
exaly  

X-ray Luminosity function of Active Galactic Nuclei in Galaxy clusters

AIP Conference Proceedings, 2009
Eric Wilcots
exaly  

Testing black hole jet scaling relations in low-luminosity active galactic nuclei

Monthly Notices of the Royal Astronomical Society, 2011
Andrea Merloni   +2 more
exaly  

The size-luminosity relation of local active galactic nuclei from interferometric observations of the broad-line region

Astronomy and Astrophysics
Bradley Peterson   +2 more
exaly  

Heating Hot Atmospheres with Active Galactic Nuclei

Annual Review of Astronomy and Astrophysics, 2007
exaly  

Soft gamma rays from low accreting supermassive black holes and connection to energetic neutrinos. [PDF]

open access: yesNat Commun, 2021
The origins of the soft gamma-ray and high-energy neutrino backgrounds remain unknown. Here, the authors show radiatively inefficient accretion flows of low-luminosity active galactic nuclei can produce the soft gamma ray and high energy neutrino ...
Kimura SS, Murase K, Mészáros P.
europepmc   +2 more sources

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