Results 191 to 200 of about 500,059 (233)

Feedback mechanisms stopping the star formation in a pair of massive galaxies in the early Universe

open access: yes
Pérez-González P   +21 more
europepmc   +1 more source

Quasi-periodic X-ray eruptions years after a nearby tidal disruption event. [PDF]

open access: yesNature
Nicholl M   +63 more
europepmc   +1 more source

Extreme energy in a relaxed galaxy group indicates the bursty nature of AGN feedback

open access: yes
Eckert D   +21 more
europepmc   +1 more source

Dynamics of Elliptical Galaxies

Science, 1993
Elliptical galaxies were once thought to be similar in their structure and dynamics to rotationally flattened bodies like stars. The discovery that elliptical galaxies rotate much more slowly than a fluid body with the same shape has led to a qualitative change in our understanding of the dynamics of these systems.
openaire   +2 more sources

Hydrodynamical models of elliptical galaxies

Celestial Mechanics, 1988
Hydrodynamical models of elliptical galaxies can be obtained by means of Jeans’equations (see for example Ortega and de Freitas Pacheco, 1986). Following this approach, we consider a mass distribution in steady state which approximates de Vaucouleurs’ r1/4 law, and assume the principal axes of the velocity distribution to be parallel to unitary vectors
E. Moreno, P. Pişmiş
openaire   +1 more source

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