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researcher

S. Viegas

27 papers hereh-index 201.1k citations83 works total

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

author position
  • sole author1
  • first author3
  • middle author7
  • last author14

Across the 25 of 27 papers where every author was matched, so the position is known.

fields
  • astro-ph27
same name
  • S. Viegas — 1 paper, h 39
  • S. Viegas — 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
19972006
most citedMolecular Hydrogen and [FeII] in Active Galactic Nuclei

136 citations · 760 across the 27 of their papers we have counts for

collaborators
Showing 2005 · astro-phShow all

1 paper · 2 filters

astro-ph2005★ 9 cited

Slit Observations and Empirical Calculations for HII Regions

I. F. Fernandes, R. Gruenwald, S. M. Viegas

When analysing HII regions, a possible source of systematic error on empirically derived physical quantities is the limited size of the slit used for the observations. A grid of ph…

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