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researcher

J. Barr

10 papers hereh-index 13609 citations23 works total

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

author position
  • first author4
  • middle author3

Across the 7 of 10 papers where every author was matched, so the position is known.

fields
  • astro-ph10
same name
  • J. Barr — 1 paper

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20012007
most citedGalaxy clusters at 0.6 < z < 1.4 in the UKIDSS Ultra Deep Survey Early Data Release

45 citations · 89 across the 2 of their papers we have counts for

collaborators
Showing 2007Show all

1 paper · 1 filter

astro-ph2007★ 44 cited

The formation of S0 galaxies: evidence from globular clusters

J. M. Barr, A. G. Bedregal, A. Aragon-Salamanca +2

We test the theory that lenticular (S0) galaxies form from spirals whose star formation has been shut down. We use the globular cluster specific frequency S_N, defined as the numbe…

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