Results 81 to 90 of about 6,087 (169)

Proceedings of the Conference on Seyfert Galaxies and Related Objects: 24. Photometric Anomalies in the Nuclei of Galaxies

, 1968
W. G. Tifft
openalex   +1 more source

Warmers: the missing link between Starburst and Seyfert galaxies [PDF]

, 1985
R. Terlevich, J. Melnick
openalex   +1 more source

Discovery of a very Lyman-α-luminous quasar at z = 6.62. [PDF]

Sci Rep, 2017
Koptelova E, Hwang CY, Yu PC, Chen WP, Guo JK.   +4 more
europepmc   +1 more source

8-13 m spectrophotometry of galaxies - IV. Six more Seyferts and 3C 345 [PDF]

, 1985
D. K. Aitken, P. F. Roche
openalex   +1 more source

SiO and CH3OH mega-masers in NGC 1068. [PDF]

Nat Commun, 2014
Wang J, Zhang J, Gao Y, Zhang ZY, Li D, Fang M, Shi Y.   +6 more
europepmc   +1 more source

Multiwavelength analysis of the variability of the blazar 3C 273. [PDF]

Mon Not R Astron Soc, 2020
Fernandes S, Patiño-Álvarez VM, Chavushyan V, Schlegel EM, Valdés JR.   +4 more
europepmc   +1 more source

The polarization of Seyfert galaxies

The Astrophysical Journal, 1983
Ian B. Thompson, James Roger P. Angel, Peter G. Martin, José Maza   +3 more
openaire   +2 more sources

Revisiting The Spectral and Timing Properties of NGC 4151. [PDF]

Astrophys J, 2019
Zoghbi A, Miller JM, Cackett E.
europepmc   +1 more source

Observations of NGC 6764, a barred Seyfert galaxy

, 1975
Vera Rubin, N. Thonnard, Jr. Ford W. K.
openalex   +1 more source

Nearby Seyfert galaxies

The Astrophysical Journal, 1980
M. P. Schwarz, H. J. Su, S. M. Simkin
openaire   +2 more sources