Results 91 to 100 of about 12,786 (266)

An abundance study of red-giant-branch stars in the Hercules dwarf spheroidal galaxy [PDF]

open access: yes, 2010
Using high-resolution spectroscopy, we provide a determination of [Fe/H] and [Ca/H] for confirmed red-giant branch member stars of the Hercules dwarf spheroidal galaxy.
A. Koch   +77 more
core   +1 more source

Sulphur in the Sculptor dwarf spheroidal galaxy [PDF]

open access: yesAstronomy & Astrophysics, 2015
9 pages, 11 figures, 2 tables + 3 online tables, accepted in A& ...
Skúladóttir, Á.   +6 more
openaire   +3 more sources

Spheroidal and elliptical galaxy radial velocity dispersion determined from Cosmological General Relativity

open access: yes, 2007
Radial velocity dispersion in spheroidal and elliptical galaxies, as a function of radial distance from the center of the galaxy, has been derived from Cosmological Special Relativity.
F.J. Oliveira   +7 more
core   +1 more source

STELLAR KINEMATICS OF THE ANDROMEDA II DWARF SPHEROIDAL GALAXY [PDF]

open access: yesThe Astrophysical Journal, 2012
14 pages, 10 figures, 4 tables, accepted for publication in ...
Ho, Nhung   +9 more
openaire   +5 more sources

The DECam MAGIC Survey: A Wide-field Photometric Metallicity Study of the Sculptor Dwarf Spheroidal Galaxy

open access: yesThe Astrophysical Journal
The metallicity distribution function (MDF) and internal chemical variations of a galaxy are fundamental to understand its formation and assembly history.
F. O. Barbosa   +29 more
doaj   +1 more source

Dark Matter Searches with HAWC

open access: yes, 2017
The High Altitude Water Cherenkov (HAWC) gamma-ray observatory is a wide field-of-view observatory sensitive to 0.5 TeV - 100 TeV gamma-rays and cosmic-rays in the State of Puebla, Mexico at an altitude of 4100m.
Smith, Andrew J., Yapici, Tolga
core   +1 more source

On Dwarf Galaxies as the Source of Intracluster Gas [PDF]

open access: yes, 1996
Recent observational evidence for steep dwarf galaxy luminosity functions in several rich clusters has led to speculation that their precursors may be the source of the majority of gas and metals inferred from intracluster medium (ICM) x-ray observations.
Arimoto N.   +28 more
core   +3 more sources

Revealing mass distributions of dwarf spheroidal galaxies in the Subaru-PFS era [PDF]

open access: green, 2023
Kohei Hayashi   +6 more
openalex   +1 more source

The Dark Matter Content of Milky Way Dwarf Spheroidal Galaxies: Draco, Sextans, and Ursa Minor

open access: yesThe Astrophysical Journal
The Milky Way Survey of the Dark Energy Spectroscopic Instrument (DESI) has so far observed three classical dwarf spheroidal galaxies (dSphs): Draco, Sextans, and Ursa Minor.
Hao Yang   +52 more
doaj   +1 more source

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