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J. Upjohn

2 papers hereh-index 224 citations3 works total

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

author position
  • first author1
  • middle author1

Across the 2 of 2 papers where every author was matched, so the position is known.

fields
  • astro-ph.GA1
  • astro-ph.HE1

identity via Semantic Scholar / OpenAlex

most citedIntermittent dipping in a low-mass X-ray Binary

27 citations · 34 across the 2 of their papers we have counts for

collaborators

2 papers

astro-ph.GA2019★ 7 cited

The 1.4 GHz Cosmic Star Formation History at z < 1.3

James E. Upjohn, Michael J. I. Brown, Andrew M. Hopkins +1

We measure the cosmic star formation history out to z = 1.3 using a sample of 918 radio-selected star forming galaxies within the 2 square degree COSMOS field. To increase our samp…

astro-ph.HE2016★ 27 cited

Intermittent dipping in a low-mass X-ray Binary

Duncan K. Galloway, Alishan N. Ajamyan, James Upjohn +1

Periodic dips observed in approx. 20% of low-mass X-ray binaries are thought to arise from obscuration of the neutron star by the outer edge of the accretion disk. We report the de…

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