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Obinna Umeh

39 papers hereh-index 211.4k citations48 works total

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

author position
  • sole author10
  • first author9
  • middle author12
  • last author8

Across the 39 of 39 papers where every author was matched, so the position is known.

fields
  • astro-ph.CO35
  • gr-qc3
  • hep-th1
same name
  • Obinna Umeh — 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
20092026
most citedDoes the growth of structure affect our dynamical models of the universe? The averaging, backreaction and fitting problems in cosmology

220 citations · 1.2k across the 39 of their papers we have counts for

collaborators
Showing 2021Show all

1 paper · 1 filter

astro-ph.CO2021★ 6 cited

The effect of finite halo size on the clustering of neutral hydrogen

Obinna Umeh, Roy Maartens, Hamsa Padmanabhan +1

Post-reionisation 21cm intensity mapping experiments target the spectral line of neutral hydrogen (HI) resident in dark matter haloes. According to the halo model, these discrete h…

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