Skip to search form
Skip to main content
Skip to account menu
Semantic Scholar
Semantic Scholar's Logo
Search 225,256,230 papers from all fields of science
Search
Sign In
Create Free Account
Active galactic nucleus
Known as:
Active Galactic Nuclei
, Host galaxy
, AGN
Expand
An active galactic nucleus (AGN) is a compact region at the center of a galaxy that has a much higher than normal luminosity over at least some…
Expand
Wikipedia
(opens in a new tab)
Create Alert
Alert
Related topics
Related topics
5 relations
Disk Detective
Fanaroff-Riley classification
Hanny's Voorwerp
Pea galaxy
Expand
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2012
Highly Cited
2012
Multiwavelength campaign on Mrk 509 - IX. The Galactic foreground
N. Arav
,
D. Edmonds
,
+15 authors
C. D. Vries
2012
Corpus ID: 118370848
Context. The diffuse gas in and nearby the Milky Way plays an important role in the evolution of the entire Galaxy. It has a…
Expand
Review
2010
Review
2010
Archive of SID www.SID.ir
Z. Zangeneh
2010
Corpus ID: 26767486
include the parvocellular corticotropin-releasing hormone (CRH) and arginine vasopressin (AVP) neurons of the paraventricular…
Expand
Highly Cited
2010
Highly Cited
2010
FEEDBACK FROM CENTRAL BLACK HOLES IN ELLIPTICAL GALAXIES. III. MODELS WITH BOTH RADIATIVE AND MECHANICAL FEEDBACK
L. Ciotti
,
J. Ostriker
,
D. Proga
2010
Corpus ID: 56188358
We find, from high-resolution hydro simulations, that winds from active galactic nuclei effectively heat the inner parts (≈100 pc…
Expand
Highly Cited
2006
Highly Cited
2006
X-ray spectral properties of active galactic nuclei in the Chandra
P. Tozzi
,
R. Gilli
,
+8 authors
W. Zheng
2006
Corpus ID: 118933603
We present a detailed X-ray spectral analysis of the sources in the 1Ms catalog of the Chandra Deep Field South (CDFS) taking…
Expand
Highly Cited
2001
Highly Cited
2001
Infrared to millimetre photometry of ultra-luminous ir galaxies: new evidence favouring a 3-stage dust model
U. Klaas
,
M. Haas
,
+7 authors
D. Lemke
2001
Corpus ID: 7461071
Infrared to millimetre spectral energy distributions (SEDs) have been obtained for 41 bright ultra- luminous infrared galaxies…
Expand
Highly Cited
1998
Highly Cited
1998
Infrared Space Observatory Measurements of a [C II] 158 Micron Line Deficitin Ultraluminous Infrared Galaxies
M. Luhman
,
S. Satyapal
,
+6 authors
S. Unger
1998
Corpus ID: 53573686
We report measurements of the [C II] 157.74 μm fine-structure line in a sample of seven ultraluminous infrared galaxies (ULIGs…
Expand
Highly Cited
1997
Highly Cited
1997
Triggered Star Formation in a Massive Galaxy at z = 3.8: 4C 41.17
A. Dey
,
W. V. van Breugel
,
W. Vacca
,
R. Antonucci
1997
Corpus ID: 14148260
We present deep spectropolarimetric observations obtained with the W. M. Keck Telescope of the very high redshift (z = 3.79786…
Expand
Highly Cited
1996
Highly Cited
1996
Integrated active antennas and spatial power combining
J. Navarro
,
K. Chang
1996
Corpus ID: 59955348
Oscillators and Synchronization. Antennas and Arrays. Power Combining. Integrated and Active Antenna Testing. Active Antennas…
Expand
Highly Cited
1982
Highly Cited
1982
Garbage collection and task deletion in distributed applicative processing systems
P. Hudak
,
R. Keller
LFP '82
1982
Corpus ID: 13940764
The problem of automatic storage reclamation for distributed implementations of applicative languages is explored. Highly…
Expand
Highly Cited
1981
Highly Cited
1981
Correlation of proton chemical shifts by two-dimensional Fourier transform NMR
A. Bax
,
R. Freeman
,
G. Morris
1981
Corpus ID: 4951005
By clicking accept or continuing to use the site, you agree to the terms outlined in our
Privacy Policy
(opens in a new tab)
,
Terms of Service
(opens in a new tab)
, and
Dataset License
(opens in a new tab)
ACCEPT & CONTINUE