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researcher

O. Sima

77 papers hereh-index 5111.8k citations493 works total

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

author position
  • middle author19
  • last author2

Across the 21 of 77 papers where every author was matched, so the position is known.

fields
  • astro-ph.HE49
  • astro-ph.IM18
  • astro-ph3
  • hep-ex3
  • physics.ins-det2
  • cs.CR1
same name
  • O. Sima — 24 papers
  • O. Sima — 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
20052025
most citedObservation of a Large-scale Anisotropy in the Arrival Directions of Cosmic Rays above 8×1018 eV

409 citations · 2.2k across the 51 of their papers we have counts for

collaborators
Showing 2024Show all

2 papers · 1 filter

astro-ph.HE2024★ 15 cited

Impact of the Magnetic Horizon on the Interpretation of the Pierre Auger Observatory Spectrum and Composition Data

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +364

The flux of ultra-high energy cosmic rays reaching Earth above the ankle energy (5 EeV) can be described as a mixture of nuclei injected by extragalactic sources with very hard spe…

astro-ph.HE2024★ 27 cited

Testing Hadronic-Model Predictions of Depth of Maximum of Air-Shower Profiles and Ground-Particle Signals using Hybrid Data of the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +368

We test the predictions of hadronic interaction models regarding the depth of maximum of air-shower profiles, Xmax​, and ground-particle signals in water-Cherenkov detectors at…

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