Results 131 to 140 of about 6,087 (169)

X-Rays from the Location of the Double-humped Transient ASASSN-15lh. [PDF]

Astrophys J, 2017
Margutti R, Metzger BD, Chornock R, Milisavljevic D, Berger E, Blanchard PK, Guidorzi C, Migliori G, Kamble A, Lunnan R, Nicholl M, Coppejans DL, Dall'Osso S, Drout MR, Perna R, Sbarufatti B.   +15 more
europepmc   +1 more source

Spectrophotometry of Calan-Tololo Seyfert galaxies - Objects from list 1

, 1989
J. Maza, M. T. Ruíz
openalex   +1 more source

Coded mask X-ray images of the Virgo cluster – I. Hard X-rays from the Seyfert galaxy NGC 4388 [PDF]

, 1990
Clare Hanson, G. K. Skinner, C. J. Eyles, A. P. Willmore   +3 more
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

On the short time scale variability of the Seyfert galaxy NGC 6814

, 1986
J. H. Beall, K. S. Wood, D. Yentis
openalex   +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

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

Difficulties with unification. [PDF]

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