Results 161 to 170 of about 20,438 (217)

Time-Delay Cosmography: Measuring the Hubble Constant and Other Cosmological Parameters with Strong Gravitational Lensing. [PDF]

open access: yesSpace Sci Rev
Birrer S   +8 more
europepmc   +1 more source

Spectroscopic Supermassive Dark Star candidates. [PDF]

open access: yesProc Natl Acad Sci U S A
Ilie C, Mahmud SS, Paulin J, Freese K.
europepmc   +1 more source

The Nature of Quasars and the Active Nuclei of Galaxies [PDF]

open access: bronze, 1977
Виталий Л. Гинзбург   +1 more
openalex   +1 more source

A dynamical measure of the black hole mass in a quasar 11 billion years ago. [PDF]

open access: yesNature
Abuter R   +126 more
europepmc   +1 more source

Ultraluminous infrared galaxies and the origin of quasars [PDF]

open access: green, 1988
D. B. Sanders   +6 more
openalex   +1 more source

A new sample of quasars to B = 22.0⋆ [PDF]

open access: bronze, 1988
B. Marano, G. Zamorani, V. Zitelli
openalex   +1 more source

A follow-up strategy enabling discovery of electromagnetic counterparts to highly magnified gravitationally lensed gravitational waves. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Ryczanowski D   +8 more
europepmc   +1 more source

Observations of a Magellanic Corona. [PDF]

open access: yesNature, 2022
Krishnarao D   +8 more
europepmc   +1 more source

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