Results 171 to 180 of about 8,827 (222)

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

Unitary Entities Are the True "Atoms". [PDF]

Entropy (Basel)
Jeynes C, Parker MC.
europepmc   +1 more source

Galaxy Tomography with the Gravitational Wave Background from Supermassive Black Hole Binaries

Chen Y.
europepmc   +1 more source

Extreme quasars illuminate the fast lives of the first black holes. [PDF]

Proc Natl Acad Sci U S A
Croswell K.
europepmc   +1 more source

An interstellar mission to test astrophysical black holes. [PDF]

iScience
Bambi C.
europepmc   +1 more source

A direct black-hole mass measurement in a little red dot at high redshift. [PDF]

Nature
Juodžbalis I, Marconcini C, D'Eugenio F, Maiolino R, Marconi A, Übler H, Scholtz J, Ji X, Jones GC, Perna M, Arribas S, Bennett JS, Bromm V, Bunker AJ, Carniani S, Charlot S, Cresci G, Dayal P, Egami E, Fabian A, Inayoshi K, Isobe Y, Ivey LR, Koudmani S, Laporte N, Liu B, Lyu J, Mazzolari G, Monty S, Parlanti E, Pérez-González PG, Robertson B, Schneider R, Sijacki D, Tacchella S, Trinca A, Valiante R, Volonteri M, Witstok J, Zhang S.   +39 more
europepmc   +1 more source

Implications of cosmologically coupled black holes for pulsar timing arrays. [PDF]

Sci Rep
Calzà M, Gianesello F, Rinaldi M, Vagnozzi S.   +3 more
europepmc   +1 more source

Ionized Keplerian Disks Demonstrating Interplay Between Strong Gravity and Magnetism. [PDF]

Entropy (Basel)
Stuchlík Z, Vrba J.
europepmc   +1 more source

The connection between the fastest astrophysical jets and the spin axis of their black hole. [PDF]

Nat Astron
Fender RP, Motta SE.
europepmc   +1 more source

Dispersive lensing and shadows in RN-AdS spacetimes with dark energy and plasma: theory and observational constraints. [PDF]

Sci Rep
Pradhan A, Ghaderi K, Zeyauddin M.
europepmc   +1 more source