Galaxies: clusters
Kosyra, Ralf (2016): Environmental selection effects of Sunyaev Zel'dovich selected clusters of galaxies and instrumentation dedicated to the photometric study of large scale structure. Dissertation, LMU München: Fakultät für Physik
... red galaxies (LRG) with spectroscopic redshifts [Eisenstein et ...red galaxies, the LRGs are expected to show a similar clustering ...Planck clusters, a potential position dependence of the selection ...
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NIKA: a mm camera for Sunyaev-Zel’dovich science in clusters of galaxies
... the SZ effect can also be used to measure cluster temperature given a measurement of the electron density using for example X-ray photometric observations. This type of analysis was performed for the first time by [21] ...
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The C4 clustering algorithm: clusters of galaxies in the Sloan Digital Sky Survey
... of galaxies above some luminosity cut ...producing galaxies with properties that nearly enough reproduce those seen in the SDSS ...with galaxies whose properties (especially, the luminosity and color ...
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Reblinsky, Katrin (2000): Projection effects in clusters of galaxies. Dissertation, LMU München: Fakultät für Physik
... in clusters of galaxies on the cosmic mi- crowave background (CMB) radiation field, which is called the Sunyaev–Zel’dovich effect (Sunyaev & Zel’dovich, 1970, 1972, 1980), is one of the most important ...
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Regulation of Star Formation Amidst Heating and Cooling in Galaxies and Galaxy Clusters
... of galaxies is one of the most active research fields in ...of galaxies (orbital velocity remains constant over large radii) (Rubin et ...galaxy clusters (see Bartelmann &Schneider (2001) for a ...
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De Lucia, Gabriella (2004): Evolution of Galaxies in Clusters. Dissertation, LMU München: Fakultät für Physik
... then clusters of galaxies are made later in the Universe via the continuation of this grav- itational clustering ...galaxy clusters are formed via hierarchical merging of smaller structures in a ...
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Dark Matter and the Assembly History of Massive Galaxies and Clusters
... massive galaxies and clusters of galaxies, with the goal of understanding the physical processes that govern the observed structure and its ...of galaxies and is fundamental to our current ...
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Chromodynamical analysis of lenticular galaxies using globular clusters and planetary nebulae
... early-type galaxies, creating catalogues with an av- erage number of over a hundred PNe per ...ular clusters are ubiquitous in early-type galaxies and in the past two decades GC radial velocity ...
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Mora, Marcelo D. (2008): Star clusters in unperturbed spiral galaxies. Dissertation, LMU München: Fakultät für Physik
... Elliptical galaxies generally have many more globular clusters per unit host galaxy luminosity ...spiral galaxies are those associ- ated with the Milky Way and ...Globular clusters in M31 ...
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A non Newtonian perspective of gravity : testing modified gravity theories in galaxies and galaxy clusters
... It is very common for galaxy clusters to be modelled in spherical symmetry. This assump- tion can be relaxed by modelling the Coma cluster as a triaxial system. However, this is unlikely to significantly affect ...
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On the distribution of dark matter in clusters of galaxies
... galaxy clusters has advanced rapidly during the course of my graduate school ...galaxy clusters that appear to have regular isophotes without cooling flows so that simple hydrostatic equilibrium analyses are ...
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The enhancement of rapidly quenched galaxies in distant clusters at 0 5 < z < 1 0
... quenched galaxies in cluster environments compared to the ...star-forming galaxies, which show a sharp radial decline towards cluster ...star-forming galaxies are rapidly quenched as they enter over- ...
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Confirmation of NIKA2 investigation of the Sunyaev-Zel’dovich effect by using synthetic clusters of galaxies
... 32 clusters, we identified a homogeneous dy- namical state population by applying a morphological analysis of the y-maps, already tuned on MUSIC clusters as discussed in ...
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The Sunyaev-Zeldovich effect from clusters of galaxies
... method to structural properties, deriving the temperature profile of of RX J1347-1145 from NoBa and Chandra data. The study of X-ray and SZ scaling relations and structural prop- erties have extensively taken advantage ...
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A mature galaxy cluster at z= 1 58 around the radio galaxy 7C 1753+6311
... low-redshift clusters the galaxies that lie on the red sequence are predominantly passively evolving, old ...star-forming galaxies ( with A V ~ 1 3 – ) exhibit colors similar to those expected from ...
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Determining the halo mass scale where galaxies lose their gas
... between galaxies, the gas ejected during a merger in a dense environment is less likely to fall back onto the merged galaxy because of its interactions with the group tidal fi eld and the intragroup ...eld ...
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The messier objects as a tool in teaching astronomy
... globular clusters in the Messier are in the region of Sagittarius, Scorpius, and Ophiuchus, three constellations that are best studied during early mornings in February, or in early evening of August to September, ...
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DDO 216 A1: a central globular cluster in a low luminosity transition type galaxy
... ” clusters found in lenticular galaxies ( Brodie & Larsen 2002 ) , but its color is much bluer and it otherwise appears typical of the globular cluster population of ...of clusters that are most ...
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Cosmological Distances in Five General Cosmic Models
... Way-like galaxies and the Coma-like clusters of galaxies to the mass of matter were all obtained in the general cosmic models at the present ...
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Cross-correlation of the unresolved X-ray background with faint galaxies
... luminous galaxies is ...faint galaxies, in order to examine the importance of these objects at even fainter flux ...for clusters of galaxies and the X-ray emission could be associated with hot ...
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