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A. Helmi

206 papers hereh-index 8440.8k citations386 works total

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

author position
  • sole author5
  • first author18
  • middle author103
  • last author43

Across the 169 of 206 papers where every author was matched, so the position is known.

fields
  • astro-ph.GA114
  • astro-ph48
  • astro-ph.SR18
  • astro-ph.CO14
  • astro-ph.IM9
  • gr-qc2
same name
  • A. Helmi — 18 papers, h 7
  • A. Helmi — 13 papers, h 3
  • A. Helmi — 13 papers, h 12
  • A. Helmi — 7 papers, h 1
  • A. Helmi — 4 papers
  • A. Helmi — 2 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
19972023
most citedGaia Data Release 2. Summary of the contents and survey properties

8.6k citations · 33.3k across the 206 of their papers we have counts for

collaborators
Showing 2010 · astro-ph.COShow all

2 papers · 2 filters

astro-ph.CO2010★ 159 cited

Study of the Sextans dwarf spheroidal galaxy from the DART CaII triplet survey

G. Battaglia, E. Tolstoy, A. Helmi +4

We use VLT/FLAMES intermediate resolution (R~6500) spectra of individual red giant branch stars in the near-infrared CaII triplet (CaT) region to investigate the wide-area metallic…

astro-ph.CO2010★ 164 cited

Assembly History and Structure of Galactic Cold Dark Matter Halos

Jie Wang, J. F. Navarro, C. S. Frenk +6

We use the Aquarius simulation series to study the imprint of assembly history on the structure of Galaxy-mass cold dark matter halos. Our results confirm earlier work regarding th…

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