activity
19952026
most citedEvolution since z = 0.5 of the Morphology-Density relation for Clusters of Galaxies

1.1k citations · 15.9k across the 145 of their papers we have counts for

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Showing 2014Show all

7 papers · 1 filter

astro-ph.GA2014★ 43 cited

The Host Galaxies of X-ray Quasars Are Not Strong Star Formers

A. J. Barger, L. L. Cowie, F. N. Owen +4

We use ultradeep SCUBA-2 850um observations (~0.37 mJy rms) of the 2 Ms Chandra Deep Field-North (CDF-N) and 4 Ms Chandra Deep Field-South (CDF-S) X-ray fields to examine the amoun…

astro-ph.CO2014

Local Large-Scale Structure and the Assumption of Homogeneity

Ryan C. Keenan, Amy J. Barger, Lennox L. Cowie

Our recent estimates of galaxy counts and the luminosity density in the near-infrared (Keenan et al. 2010, 2012) indicated that the local universe may be under-dense on radial scal…

astro-ph.GA2014★ 52 cited

Herschel Far-Infrared Photometry of the Swift Burst Alert Telescope Active Galactic Nuclei Sample of the Local Universe. I. PACS Observations

M. Meléndez, R. F. Mushotzky, T. T. Shimizu +2

Far-Infrared (FIR) photometry from the the Photodetector Array Camera and Spectrometer (PACS) on the Herschel Space Observatory is presented for 313 nearby, hard X-ray selected gal…

astro-ph.HE2014★ 40 cited

Neutrino Lighthouse at Sagittarius A*

Y. Bai, A. J. Barger, V. Barger +3

We investigate whether a subset of high-energy events observed by IceCube may be due to neutrinos from Sagittarius A*. We check both spatial and temporal coincidences of IceCube ev…

astro-ph.CO2014★ 41 cited

z~1 Lya Emitters I. The Luminosity Function

Isak G. B. Wold, Amy J. Barger, Lennox L. Cowie

We construct a flux-limited sample of 135 candidate z~1 Lya emitters (LAEs) from Galaxy Evolution Explorer (GALEX) grism data using a new data cube search method. These LAEs have l…

astro-ph.GA2014★ 86 cited

Is There a Maximum Star Formation Rate in High-Redshift Galaxies?

A. J. Barger, L. L. Cowie, C. -C. Chen +6

We use the James Clerk Maxwell Telescope's SCUBA-2 camera to image a 400 arcmin^2 area surrounding the GOODS-N field. The 850 micron rms noise ranges from a value of 0.49 mJy in th…