activity
20052024
most citedThe Dawn of the Red: Star formation histories of group galaxies over the past 5 billion years

154 citations · 2k across the 43 of their papers we have counts for

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Showing astro-ph.COShow all

10 papers · 1 filter

astro-ph.CO2016★ 12 cited

Uncovering Mass Segregation with Galaxy Analogues in Dark Matter Simulations

Gandhali D. Joshi, Laura C. Parker, James Wadsley

We investigate mass segregation in group and cluster environments by identifying galaxy analogues in high-resolution dark matter simulations. Subhalos identified by the AHF and ROC…

astro-ph.CO2013★ 25 cited

Do group dynamics play a role in the evolution of member galaxies?

Annie Hou, Laura C. Parker, Michael L. Balogh +8

We examine galaxy groups from the present epoch to z = 1 to explore the impact of group dynamics on galaxy evolution. We use group catalagues from the Sloan Digital Sky Survey (SDS…

astro-ph.CO2013★ 56 cited

Efficient satellite quenching at z~1 from the GEEC2 spectroscopic survey of galaxy groups

Angus Mok, Michael L. Balogh, Sean L. McGee +9

We present deep GMOS-S spectroscopy for 11 galaxy groups at 0.8<z<1.0, for galaxies with r_{AB}<24.75. Our sample is highly complete (>66%) for eight of the eleven groups. Using an…

astro-ph.CO2012★ 46 cited

Exploring the Diversity of Groups at 0.1<z<0.8 with X-ray and Optically Selected Samples

Jennifer L. Connelly, David J. Wilman, Alexis Finoguenov +8

We present the global group properties of two samples of galaxy groups containing 39 high quality X-ray selected systems and 38 optically (spectroscopically) selected systems in co…

astro-ph.CO2012★ 57 cited

Substructure in the Most Massive GEEC Groups: Field-like Populations in Dynamically Active Groups

Annie Hou, Laura C. Parker, David J. Wilman +6

The presence of substructure in galaxy groups and clusters is believed to be a sign of recent galaxy accretion and can be used not only to probe the assembly history of these struc…

astro-ph.CO2011★ 6 cited

The Nature of Star Formation at 24 microns in the Group Environment at 0.3 < z < 0.55

K. Tyler, G. H. Rieke, D. J. Wilman +7

Galaxy star formation rates (SFRs) are sensitive to the local environment; for example, the high-density regions at the cores of dense clusters are known to suppress star formation…