Results 201 to 210 of about 1,391,040 (211)

Evidence for the class of the most luminous quasars

Astronomy and Astrophysics, 2001
P Teerikorpi
exaly  

Unified Models for Active Galactic Nuclei and Quasars

Annual Review of Astronomy and Astrophysics, 1993
Physics Prof.
exaly  

A Catalog of Candidate Double and Lensed Quasars from Gaia and WISE Data

Astrophysical Journal, Supplement Series, 2023
exaly  

X-ray spectra of a large sample of quasars with ASCA

Monthly Notices of the Royal Astronomical Society, 2000
M J L Turner
exaly  

The double quasar 0957+561 A, B: a gravitational lens?

Uspekhi Fizicheskih Nauk, 1981
openaire   +1 more source

Two New Gravitationally Lensed Double Quasars from the Sloan Digital Sky Survey

Astronomical Journal, 2007
Naohisa Inada, Issha Kayo, Masamune Oguri   +2 more
exaly  

Gravitationally lensed quasars in Gaia – III. 22 new lensed quasars from Gaia data release 2

Monthly Notices of the Royal Astronomical Society, 2019
Richard G. McMahon, Cameron Lemon, Matthew W Auger   +2 more
exaly  

Spectral and photometric monitoring of Seyfert galaxies and quasars in 1998. 1. observations

Astronomical and Astrophysical Transactions, 2001
Vahram Chavushyan, N G Bochkarev, J R Valdés   +2 more
exaly  

Mid-infrared luminous quasars in the GOODS–Herschel fields: a large population of heavily obscured, Compton-thick quasars at z ≈ 2

Monthly Notices of the Royal Astronomical Society, 2016
James Mullaney, Emanuele Daddi, David M. Alexander   +2 more
exaly  

The Space Distribution of Quasars

Annual Review of Astronomy and Astrophysics, 1990
exaly