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researcher

Sean G. Ryan

12 papers hereh-index 11759 citations16 works total

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

author position
  • middle author5
  • last author4

Across the 9 of 12 papers where every author was matched, so the position is known.

fields
  • astro-ph4
  • astro-ph.GA4
  • astro-ph.SR3
  • astro-ph.CO1
same name
  • Sean G. Ryan — 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
20022015
most citedThe Most Metal-Poor Stars. IV. The Two Populations With [Fe/H] < -3.0

217 citations · 855 across the 12 of their papers we have counts for

collaborators
Showing 2005Show all

2 papers · 1 filter

astro-ph2005★ 8 cited

The new record holder for the most iron-poor star: HE 1327-2326, a dwarf or subgiant with [Fe/H]=-5.4

A. Frebel, W. Aoki, N. Christlieb +16

We describe the discovery of HE 1327-2326, a dwarf or subgiant with [Fe/H]}=-5.4. The star was found in a sample of bright metal-poor stars selected from the Hamburg/ESO survey. It…

astro-ph2005★ 215 cited

HE1327-2326, an unevolved star with [Fe/H]<-5.0. I. A Comprehensive Abundance Analysis

W. Aoki, A. Frebel, N. Christlieb +17

We present the elemental abundances of HE1327-2326, the most iron-deficient star known, determined from a comprehensive analysis of spectra obtained with the Subaru Telescope High…

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