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The Galaxy Evolution Probe (GEP) is a concept for a mid- and far-infrared space observatory to measure key properties of large samples of galaxies with large and unbiased surveys. GEP will attempt to achieve zodiacal light and Galactic dust emission photon background-limited observations by utilizing a 6-K, 2.0-m primary mirror and sensitive arrays of ...
Glenn, Jason +23 more
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Galaxy harassment and the evolution of clusters of galaxies [PDF]
Disturbed spiral galaxies with high rates of star formation pervaded clusters of galaxies just a few billion years ago, but nearby clusters exclude spirals in favor of ellipticals. ``Galaxy harassment" (frequent high speed galaxy encounters) drives the morphological transformation of galaxies in clusters, provides fuel for quasars in subluminous hosts ...
Moore, Ben +4 more
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Secular evolution in galaxies [PDF]
We have adapted the N-body code of Van Albada (1982) to study the secular evolution of a hot collisionless stellar component (E galaxy or galactic bulge) due to slow changes in another component of the same galaxy. Our equilibrium starting model is a non-rotating triaxial ellipsoid with axial ratios 1.3:1.4:2.0; the effects of the “other component” are
A. May, C. A. Norman, T. S. van Albada
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Galaxy evolution in protoclusters [PDF]
14 pages, 9 figures, accepted for publication in ...
Stuart I. Muldrew +2 more
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Simulating galaxy evolution [PDF]
11 pages with 2 figures, to appear in "After the Dark Ages: When Galaxies were Young", proceedings of the 9th annual October Astrophysics Conference, ed. S. Holt and E.
Silk, Joseph, Bouwens, Rychard J.
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The Chemical Evolution of the Galaxy [PDF]
Over the last few years, our picture of the chemical evolution of the Galaxy has changed substantially. These changes are of interest because chemical evolution provides a common point of contact for most astrophysical processes of importance to galaxy evolution.
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The size evolution of elliptical galaxies [PDF]
11 pages, 8 figures, 1 table, submitted to ...
Xie, L. +5 more
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Evolution of galaxy clustering [PDF]
Four pages, 1 figure.
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The Evolution of Galaxy Groups and of Galaxies Therein [PDF]
Properties of groups of galaxies depend sensitively on the algorithm for group selection, and even the most recent catalogs of groups built from redshift-space selection should suffer from projections and infalling galaxies. The cosmo-dynamical evolution of groups from initial Hubble expansion to collapse and virialization leads to a fundamental track (
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