Results 71 to 80 of about 6,096 (167)

The changing source of X-ray reflection in the radio-intermediate Seyfert 1 galaxy III Zw 2 [PDF]

, 2017
A G Gonzalez, Sophia G. H. Waddell, Luigi Gallo   +2 more
openalex   +1 more source

A Comprehensive Study of 2000 Narrow Line Seyfert 1 Galaxies from the Sloan Digital Sky Survey. I. The Sample [PDF]

, 2006
Hongyan Zhou, Tinggui Wang, Weimin Yuan, Hong‐Lin Lu, Xiao-Bo Dong, Junxian Wang, Youjun Lu   +6 more
openalex   +1 more source

Spectra of Seyfert galaxies and Seyfert galaxy candidates

The Astrophysical Journal, 1983
D. E. Osterbrock, O. Dahari
openaire   +1 more source

An XMM--Newton observation of the narrow-line Seyfert 1 galaxy Markarian 896 [PDF]

, 2003
K. L. Page, P. T. O’Brien, J. N. Reeves, A. A. Breeveld   +3 more
openalex   +1 more source

More Seyfert galaxies [PDF]

Monthly Notices of the Royal Astronomical Society, 1978
openaire   +1 more source

The State of the Molecular Gas in a Luminous Starburst/Seyfert 2 Galaxy: NGC 1068 Revisited [PDF]

, 1999
Padeli P. Papadopoulos, E. R. Seaquist
openalex   +1 more source

X-Ray Spectra of the Narrow-Line Seyfert 1 Galaxy Ton S180 in Comparison with Galactic Black Holes [PDF]

, 2005
MURASHIMA Mio, Aya Kubota, Kazuo Makishima, M. Kokubun, S. Hong, H. Negoro   +5 more
openalex   +1 more source

Nearby Seyfert galaxies

The Astrophysical Journal, 1980
S. M. Simkin, H. J. Su, M. P. Schwarz
openaire   +1 more source

An Alignment between Optical Continuum and Emission-Line Structures in the Circumnuclear Regions of Seyfert Galaxies [PDF]

, 1995
John S. Mulchaey, A. S. Wilson
openalex   +1 more source

Multicolour Optical Surface Brightness Profiles Decomposition of the Seyfert Galaxies III Zw 2, Mrk 506 and Mrk 509 [PDF]

, 2006
L. Slavcheva‐Mihova, B. Mihov, G. Petrov, Valentin Kopchev   +3 more
openalex   +1 more source