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Research Goals I want to understand how the most massive galaxies in the Universe form and evolve. One of my strategies has been to look in galaxy clusters, which host lots of old massive galaxies all in one area of the sky. Another approach is to study ultraluminous infrared galaxies, which are thought to be massive galaxies caught during a brief growth spurt.


NOAO Deep Wide-Field Survey (NDWFS)
Optical Survey
IRAC Shallow Survey


IRS spectroscopy of Two Ultraluminous Infrared Galaxies at z = 1.3
[paper on ADS] [paper on astro-ph] [internal web pages]

Near-IR imaging of DOGs
[paper on ADS] [paper on astro-ph] [internal web pages]

The redshift distribution of 24 micron sources in the Bootes field of the NDWFS
[paper on ADS] [paper on astro-ph] [internal web pages]

IRS spectra of z ~ 2 ULIRGs displaying stellar bumps
[paper on ADS] [paper on astro-ph] [internal web pages]

The Dirt on Dry Mergers
[internal web pages]

Optical Spectroscopy of 24 micron Sources in the NDWFS Bootes Field
[internal web pages]

Predictions for Herschel fluxes of DOGs
[internal web pages]


The ESO Distant Cluster Survey The Morphological Content of 10 EDisCS Clusters at 0.5 < z < 0.8
[paper on ADS] [paper on astro-ph]

MIPS photometry of centers of EDisCS Clusters
[Rose's internal web pages][Vandana's internal web pages]

Wide-field MIPS photometry of EDisCS Clusters
Red Mergers in EDisCS clusters
[Patti's internal web pages]


Virgo Intracluster Multiwavelength (VIM) Survey


Image Credit: Mihos et al. 2005


IRS Spectra of local ULIRGs

PAH Emission from ULIRGs
[paper on astro-ph] [internal web pages]


N-body Simulations The cluster galaxy circular velocity function
[paper on ADS] [paper on astro-ph]

Other Projects Measuring PAH Emission in Ultradeep Spitzer IRS Spectroscopy of High-Redshift IR-Luminous Galaxies by Teplitz, Desai, et al. 2007
[paper on ADS] [paper on astro-ph] [internal web pages]