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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 2004 · astro-phShow all

2 papers · 2 filters

astro-ph2004★ 3 cited

Extended Coronal Emission Lines in Active Galactic Nuclei

A. Rodriguez-Ardila, A. Prieto, S. M. Viegas

VLT and NTT spectra are used to examine the nuclear and extended coronal line emission in a sample of well-known Seyfert 1 and 2 galaxies. The excellent spatial resolution obtained…

astro-ph2004★ 136 cited

Molecular Hydrogen and [FeII] in Active Galactic Nuclei

Alberto Rodriguez-Ardila, Miriani G. Pastoriza, Sueli Viegas +2

(Abridge) Near-infrared spectroscopy is used to study the kinematics and excitation mechanisms of the H2 and [FeII] gas in a sample of AGN. The H2 lines are unresolved in all objec…

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