Galaxy formation and evolution

Lead Research Organisation: University of Cambridge
Department Name: Institute of Astronomy

Abstract

This programmatic five-year rolling grant application addresses one of the most important problems in extragalactic astronomy, the formation and evolution of galaxies, one of the ``big questions'' in the current PPARC Road Map, and is a defining objective of virtually every national decadal survey of astronomy. A full understanding of galaxy formation and evolution requires multiple lines of attack. Observations of the resolved stellar populations in the Milky Way and its Local Group companions provide a detailed fossil record of the dynamical assemblies of the galaxies, the formation of stars, and the buildup of heavy elements over a wide range of mass scales and initial conditions. At the other end of the scale, observations of distant galaxies spanning lookback times of up to 12 Gyr provide direct measurements of the evolution of galaxy populations and the buildup of stars and metals with cosmic time. Finally, measurements of the large-scale star formation and abundance properties of nearby galaxies form a vital astrophysical bridge between the studies of nearby resolved stellar populations and the distant high-redshift investigations, by allowing us to characterise the evolutionary properties of the Hubble sequence and the complex ``gastrophysical'' processes that regulate the accretion of gas and the formation of stars in galaxies. In this rolling grant application we propose a series of investigations that will advance our understanding of galaxy formation and evolution on all three fronts.

Publications

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Cao C (2008) Mid-Infrared spectroscopic properties of ultra-luminous infrared quasars in Monthly Notices of the Royal Astronomical Society

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Fellhauer M (2008) Modelling the dynamical evolution of the Bootes dwarf spheroidal galaxy in Monthly Notices of the Royal Astronomical Society

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Dye S (2008) Models of the Cosmic Horseshoe gravitational lens J10044112 in Monthly Notices of the Royal Astronomical Society

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Peter A (2007) Morphologies of Galaxies in and around a Protocluster at z = 2.300 in The Astrophysical Journal

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Vidrih S (2007) New ultracool and halo white dwarf candidates in SDSS Stripe 82 in Monthly Notices of the Royal Astronomical Society

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Gilmore G (2007) Observed Properties of Dark Matter: dynamical studies of dSph galaxies in Nuclear Physics B - Proceedings Supplements

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Werner M (2008) On multiple Einstein rings in Monthly Notices of the Royal Astronomical Society

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Verrier P (2007) Planetary stability zones in hierarchical triple star systems in Monthly Notices of the Royal Astronomical Society

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Niederste-Ostholt M (2010) RE-ASSEMBLING THE SAGITTARIUS DWARF GALAXY in The Astrophysical Journal

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Hainline K (2009) REST-FRAME OPTICAL SPECTRA OF THREE STRONGLY LENSED GALAXIES AT z ~ 2 in The Astrophysical Journal

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Seabroke G (2007) Revisiting the relations: Galactic thin disc age-velocity dispersion relation in Monthly Notices of the Royal Astronomical Society

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Yanny B (2009) SEGUE: A SPECTROSCOPIC SURVEY OF 240,000 STARS WITH g = 14-20 in The Astronomical Journal

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Kniazev A (2008) Spectroscopy of two PN candidates in IC 10 ? in Monthly Notices of the Royal Astronomical Society

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Gray M (2009) STAGES: the Space Telescope A901/2 Galaxy Evolution Survey in Monthly Notices of the Royal Astronomical Society

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Dobke B (2007) Steepened inner density profiles of group galaxies via interactions: an N-body analysis in Monthly Notices of the Royal Astronomical Society

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De Jong R (2007) Stellar Populations across the NGC 4244 Truncated Galactic Disk in The Astrophysical Journal