Results 21 to 30 of about 222,588 (284)

THE TWO PHASES OF GALAXY FORMATION [PDF]

open access: yesThe Astrophysical Journal, 2010
13 pages, 13 figures, accepted for publication in ...
Oser, L.   +4 more
openaire   +3 more sources

The Outside‐In Formation of Elliptical Galaxies [PDF]

open access: yesThe Astrophysical Journal, 2006
15 pages, 10 figures, ApJ ...
PIPINO A   +2 more
openaire   +3 more sources

Dwarf Galaxy Formation Induced by Galaxy Interactions [PDF]

open access: yesThe Astrophysical Journal, 2000
9 pages (including 1 figure), To appear in ApJ, 543 (Part 1) Nov 1, 2000 (ApJ volume Nr was wrong in the previous version ...
Okazaki, T., Taniguchi, Y.
openaire   +2 more sources

The influence of Galactic wind upon the star formation histories of Local Group galaxies [PDF]

open access: yes, 1997
We examine the possibility that ram pressure exerted by the galactic wind from the Galaxy could have stripped gas from the Local Group dwarf galaxies, thereby affecting their star formation histories.
Hirashita, H., Kamaya, H., Mineshige, S.
core   +3 more sources

Triggering Star Formation by Galaxy-Galaxy Interactions [PDF]

open access: yesSymposium - International Astronomical Union, 2004
We analyzed the effects of having a close companion on the star formation activity of galaxies in the 8K galaxy pair catalog selected from the 2dFGRS. We found that, statistically, galaxies with rp < 25h−1 kpc and ΔV < 100km s−1 have enhanced star formation with respect to isolated galaxies with the same luminosity and redshift distribution.
Tissera, Patricia B.   +3 more
openaire   +2 more sources

Targeted decrease of portal hepatic pressure gradient improves ascites control after TIPS

open access: yesHepatology, EarlyView., 2022
The river diagram demonstrates that after transjugular intrahepatic portosystemic shunt insertion (TIPS) the majority of patients without ascites and 50% of the patients with ascites detectable at ultrasound, show the best response in the long term follow‐up.
Alexander Queck   +14 more
wiley   +1 more source

Bar Formation in Milky Way type Galaxies

open access: yesOpen Astronomy, 2016
Many barred galaxies, possibly including the Milky Way, have cusps in their centers. There is a widespread belief, however, that the usual bar instability, which occurs in bulgeless galaxy models, is impossible for cuspy models because of the presence of
Polyachenko E. V., Berczik P., Just A.
doaj   +1 more source

The Intracluster Light and Its Link with the Dynamical State of the Host Group/Cluster: The Role of the Halo Concentration

open access: yesThe Astrophysical Journal, 2023
We investigate the role of halo concentration in the formation of intracluster light (ICL) in galaxy groups and clusters, as predicted by a state-of-the-art semianalytic model of galaxy formation, coupled with a set of high-resolution dark-matter-only ...
Emanuele Contini   +4 more
doaj   +1 more source

EMPRESS. IX. Extremely Metal-poor Galaxies are Very Gas-rich Dispersion-dominated Systems: Will the James Webb Space Telescope Witness Gaseous Turbulent High-z Primordial Galaxies?

open access: yesThe Astrophysical Journal, 2023
We present kinematics of six local extremely metal-poor galaxies (EMPGs) with low metallicities (0.016–0.098 Z _⊙ ) and low stellar masses (10 ^4.7 –10 ^7.6 M _⊙ ).
Yuki Isobe   +51 more
doaj   +1 more source

Formation and evolution of disk galaxies [PDF]

open access: yes, 2008
Global star formation is the key to understanding galaxy disk formation. This in turn depends on gravitational instability of disks and continuing gas accretion as well as minor merging. A key component is feedback from supernovae.
Joseph Silk, Matthias, Rocha-Pinto, Tan
core   +1 more source

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