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researcher

J. Harker

7 papers hereh-index 153.7k citations20 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • middle author3

Across the 3 of 7 papers where every author was matched, so the position is known.

fields
  • astro-ph7

identity via Semantic Scholar / OpenAlex

activity
20032006
most citedThe All-wavelength Extended Groth Strip International Survey (AEGIS) Data Sets

595 citations · 788 across the 2 of their papers we have counts for

collaborators
Showing 2004Show all

2 papers · 1 filter

astro-ph2004

The DEEP Groth Strip Galaxy Redshift Survey. VIII. The Evolution of Luminous Field Bulges at Redshift z ~ 1

David C. Koo, Luc Simard, Christopher N. A. Willmer +11

We present a sample of over 50 luminous field bulges (including ellipticals) found in the Groth Strip Survey (GSS), with 0.73< z < 1.04 and with bulge magnitudes I <= 23. The expon…

astro-ph2004

SparsePak: A Formatted Fiber Field Unit for The WIYN Telescope Bench Spectrograph. I. Design, Construction, and Calibration

Matthew A. Bershady, David R. Andersen, Justin Harker +2

We describe the design and construction of a formatted fiber field-unit, SparsePak, and characterize its optical and astrometric performance. This array is optimized for spectrosco…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.