Results 221 to 230 of about 261,296 (275)

Hot Coronae In Nearby Seyfert Galaxies

, 2016
A. Tortosa, G. Matt
openalex   +2 more sources

Milliarcsec-scale radio structure of a matched sample of Seyfert 1 and Seyfert 2 galaxies [PDF]

, 2004
D. Lal, P. Shastri, D. C. Gabuzda
openalex   +1 more source

Structure of photodissociation fronts in star-forming regions revealed by observations of high-J CO emission lines with Herschel. [PDF]

Astron Astrophys, 2018
Joblin C, Bron E, Pinto C, Pilleri P, Le Petit F, Gerin M, Le Bourlot J, Fuente A, Berne O, Goicoechea JR, Habart E, Köhler M, Teyssier D, Nagy Z, Montillaud J, Vastel C, Cernicharo J, Röllig M, Ossenkopf-Okada V, Bergin EA.   +19 more
europepmc   +1 more source

Astrophysical symmetries. [PDF]

Proc Natl Acad Sci U S A, 1996
Trimble V.
europepmc   +1 more source

Changing-look Seyfert galaxies with optical linear polarization measurements

, 2019
Frédéric Marin, Damien Hutsemékers, Beatriz Agı́s-González   +2 more
openalex   +1 more source

Seyfert galaxies with weak broad H alpha emission lines

, 1981
D. Osterbrock
semanticscholar   +1 more source

The case for unification. [PDF]

Proc Natl Acad Sci U S A, 1995
Gopal-Krishna.
europepmc   +1 more source

Observational model of the ionized gas in Seyfert and radio-galaxy nuclei. [PDF]

Proc Natl Acad Sci U S A, 1978
Osterbrock DE.
europepmc   +1 more source

A case for a binary black hole system revealed via quasi-periodic outflows. [PDF]

Sci Adv
Pasham DR, Tombesi F, Suková P, Zajaček M, Rakshit S, Coughlin E, Kosec P, Karas V, Masterson M, Mummery A, Holoien TW, Guolo M, Hinkle J, Ripperda B, Witzany V, Shappee B, Kara E, Horesh A, van Velzen S, Sfaradi I, Kaplan D, Burger N, Murphy T, Remillard R, Steiner JF, Wevers T, Arcodia R, Buchner J, Merloni A, Malyali A, Fabian A, Fausnaugh M, Daylan T, Altamirano D, Payne A, Ferraraa EC.   +35 more
europepmc   +1 more source

Difficulties with unification. [PDF]

Proc Natl Acad Sci U S A, 1995
Singal AK.
europepmc   +1 more source