Results 171 to 180 of about 6,380 (236)
Sub-arcsecond imaging of the water emission in Arp 220. [PDF]
König S +16 more
europepmc +1 more source
X-ray and optical variability of Seyfert 1 galaxies as observed with XMM-Newton [PDF]
R. Smith, S. Vaughan
openalex +1 more source
Maximum Entropy (Most Likely) Double Helical and Double Logarithmic Spiral Trajectories in Space-Time. [PDF]
Parker MC, Jeynes C.
europepmc +1 more source
On the relative number of Seyfert 1 and Seyfert 2 galaxies and the opening angle of dust torus [PDF]
H.M. Tovmassian
openalex +1 more source
Supermassive black-hole growth over cosmic time: active galaxy demography, physics, and ecology from Chandra surveys. [PDF]
Brandt WN, Alexander DM.
europepmc +1 more source
PARSEC-SCALE IMAGING OF THE RADIO-BUBBLE SEYFERT GALAXY NGC 6764 [PDF]
P. Kharb +7 more
openalex +1 more source
Relativistic dynamics and extreme mass ratio inspirals. [PDF]
Amaro-Seoane P.
europepmc +1 more source
Compton reflection and iron fluorescence in BeppoSAX observations of Seyfert type 1 galaxies [PDF]
G. C. Perola +7 more
openalex +1 more source

