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Y. Hirai

26 papers hereh-index 15565 citations55 works total

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

author position
  • first author7
  • middle author18
  • last author1

Across the 26 of 26 papers where every author was matched, so the position is known.

fields
  • astro-ph.GA24
  • astro-ph.CO1
  • astro-ph.SR1
same name
  • Y. Hirai — 8 papers, h 5
  • Y. Hirai — 2 papers, h 10
  • Y. Hirai — 2 papers, h 17
  • Y. Hirai — 1 paper, h 1
  • Y. Hirai — 1 paper, h 1

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
20152025
most citedEnrichment of r-process elements in dwarf spheroidal galaxies in chemo-dynamical evolution model

113 citations · 725 across the 26 of their papers we have counts for

collaborators
Showing astro-ph.SRShow all

1 paper · 1 filter

astro-ph.SR2022★ 29 cited

Chemo-Dynamically Tagged Groups of CEMP Stars in the Halo of the Milky Way. I. Untangling the Origins of CEMP-s and CEMP-no Stars

Joseph Zepeda, Timothy C. Beers, Vinicius M. Placco +7

We construct a sample of 644 carbon-enhanced metal-poor (CEMP) stars with abundance analyses based on moderate- to high-resolution spectroscopic studies. Dynamical parameters for t…

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