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J. Karr

27 papers hereh-index 16860 citations61 works total

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

author position
  • middle author24

Across the 24 of 27 papers where every author was matched, so the position is known.

fields
  • astro-ph.SR18
  • astro-ph.IM5
  • astro-ph3
  • astro-ph.GA1
same name
  • J. Karr — 42 papers, h 25
  • J. Karr — 13 papers, h 14
  • J. Karr — 7 papers, h 2

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
19982025
most citedPrime Focus Spectrograph (PFS) for the Subaru Telescope: Overview, recent progress, and future perspectives

149 citations · 817 across the 27 of their papers we have counts for

collaborators
Showing 1999Show all

1 paper · 1 filter

astro-ph1999★ 13 cited

Emission-line Helium Abundances in Highly Obscured Nebulae

Mary-Helen Armour, David R. Ballantyne, Gary J. Ferland +2

This paper outlines a way to determine the ICF using only infrared data. We identify four line pairs, [NeIII] 36$\micron$/[NeII] 12.8$\micron$, [NeIII]~15.6$\micron$ /[NeII] 12.8$\…

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