galaxies: dwarf
Searching the Parameters of Dark Matter Halos on the Basis of Dwarf Galaxies’ Dynamics
... Article devoted to searching the parameters of dark matter halos on the base of dwarf galaxies’ dynamics (Messier 32 and Leo I). For doing this, we propose the new approach founded on con- struction the ...
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Galactic Building Blocks: Searching for Dwarf Galaxies Near and Far
... of dwarf galaxies around elliptical and spiral galaxies are similar (Nierenberg et ...These galaxies could be detectable from the tidal imprints on the gas disks of their host galaxies ...
172
Misgeld, Ingo (2011): Early-type stellar systems in nearby galaxy clusters: from dwarf galaxies to star clusters. Dissertation, LMU München: Fakultät für Physik
... observed dwarf galaxies and the number of dark matter (DM) sub-haloes predicted by current hierarchical cold dark matter models – the so-called missing satellites problem ...of dwarf galaxies ...
143
Milky Way Dwarf Galaxies: A Search for Stellar Substructure
... accreted dwarf galaxies might have contributed to the build-up of the MW halo may be tested using the chemical signature of stars in our galaxy to trace its formation history ...day dwarf ...
126
The ISLAnds Project III Variable stars in six Andromeda dwarf spheroidal galaxies
... Saha et al. ( 1990 ) detected candidate RRL stars in the dwarf elliptical M31 satellites NGC 185 and NGC 147. Nevertheless, with the advent of the Hubble Space Telescope ( HST ) , it was possible to reach well ...
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NGC 1705 and the evolution of blue compact dwarf galaxies
... in dwarf galaxies has recently been reviewed by Freeman (1987) and Kormendy ...spiral galaxies, have rising rotation curves out as far as can be measured ( ...
204
Snigula, Jan (2006): Long Period Variables in Local Group Dwarf Galaxies. Dissertation, LMU München: Fakultät für Physik
... 210 dwarf galaxy the celestial coordinates supplied for the catalog were not accurate enough to allow a reliable match, so a direct transformation between the pixel coordinates of both observations was ...observed ...
151
Chemistry and kinematics of the late forming dwarf irregular galaxies Leo A, Aquarius, and the Sagittarius DIG
... The dynamical properties of the three dIrrs are in line with other dwarf galaxies. Their velocity dispersions, masses, and mass-to-light ratios follow the same trend as other Local Group galaxies. ...
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Stellar population gradients in isolated, local group dwarf galaxies
... Among the mechanisms proposed to shape the evolution of dwarf galaxies, SN feedback, SN heating, UV-background, and self-shielding may have a dependency on the galactocentric radius [3, 9, 11, 14]. If this ...
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Chen, Hailiang (2016): Modelling accreting white dwarf populations in galaxies. Dissertation, LMU München: Fakultät für Physik
... Presently there is no consensus on the progenitors of SN Ia and different progenitor models of SNe Ia suffer from different challenges(e.g. Howell, 2011; Wang & Han, 2012; Maoz, Mannucci & Nelemans, 2014). For ...
129
Nebular metallicities in isolated dwarf irregular galaxies
... irregular dwarf galaxies using the criteria described in Nicholls et ...Gas Galaxies (SINGG) catalog (Meurer et ...12 galaxies where the [O iii] auroral line is evident, allowing us to ...
240
Kinematics of giant elliptical galaxies and a study of nucleated dwarf elliptical galaxies
... A survey of the literatu re found only one set of velocity d a ta for NGC 1404, from Franx et al. (1989b), w ith m ajor and m inor axis coverage out to r = 40" and error bars of typically ±10 to 2 0 k m s -1 . Figure ...
203
Gössl, Claus (2007): Finding Cepheid Variable Stars in Northern Dwarf Galaxies of the Local Group. Dissertation, LMU München: Fakultät für Physik
... poor Dwarf Spheroidals (and some Dwarf Irregulars) but not in comparably metal poor Galactic Globular Clusters: Referring to Caputo and degl’Innocenti [1995], Castellani and degl’Innocenti [1995] they ...
195
Hu, Chia-Yu (2016): Star formation and molecular hydrogen in dwarf galaxies. Dissertation, LMU München: Fakultät für Physik
... We present the smoothed-particle hydrodynamics implementation SPHGal, which com- bines some recently proposed improvements in Gadget. This includes a pressure-entropy formulation with a Wendland kernel, a higher order ...
166
A unified model for age velocity dispersion relations in Local Group galaxies: disentangling ISM turbulence and latent dynamical heating
... in galaxies of a variety of masses. Low-mass dwarf galaxies are more susceptible to SNe feedback due to their lower gas densities and shallower potential wells, with some studies showing that even ...
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Faint (and bright) variable stars in the satellites of the Milky Way
... for dwarf Cepheid stars in extragalactic systems has been difficult because of observa- tional ...First, dwarf Cepheid stars are faint (∼ ...Second, dwarf Cepheids have very short periods (< ...of ...
5
High Redshift LAEs and their Cosmic Evolution: Morphologies, SFR and AGN Activity from z~2 to 6
... which galaxies in our data set would later evolve into dwarf- like, Milky Way-like and cluster-like ...No dwarf-like, a small number of Milky Way-like, and a much larger num- ber of cluster-like ...
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Surrounding matter theory
... Ring galaxies are oftenly generated by the SMT dynamic itself, without the help of any particular external ...between galaxies in order to explain their ...Tucana dwarf galaxy” [29], an “unexpectedly ...
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Modified Newtonian dynamics at all astrophysical scales
... of galaxies, which was em- phasised by § ...of galaxies from the weak lensing reconstruction, which was confirmed in more de- tail for a large temperature range of groups and clusters of galaxies in ...
143
DDO 216 A1: a central globular cluster in a low luminosity transition type galaxy
... The structural parameters of the cluster resemble those of the “ faint fuzzy ” clusters found in lenticular galaxies ( Brodie & Larsen 2002 ) , but its color is much bluer and it otherwise appears typical of ...
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