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researcher

U. Pen

15 papers hereh-index 6920.7k citations363 works total

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

author position
  • sole author2
  • middle author6
  • last author6

Across the 14 of 15 papers where every author was matched, so the position is known.

fields
  • astro-ph15

identity via Semantic Scholar / OpenAlex

activity
19982005
most citedTowards optimal parallel PM N-body codes: PMFAST

88 citations · 167 across the 9 of their papers we have counts for

collaborators
Showing 2005Show all

3 papers · 1 filter

astro-ph2005★ 4 cited

Observational Evidence for Extra Dimensions from Dark Matter

Bo Qin, Ue-Li Pen, Joseph Silk

Recent astronomical observations of systems of dark matter, which have been cited as providing possible support for self-interacting cold dark matter, may provide evidence for the…

astro-ph2005★ 2 cited

Ionization fronts and their interaction with density fluctuations: implications for reionization

Ilian T. Iliev, Paul R. Shapiro, Evan Scannapieco +4

The propagation of cosmological ionization fronts (I-fronts) during reionization is strongly influenced by small-scale structure. Here we summarize our recent attemps to understand…

astro-ph2005★ 6 cited

Searching for Early Ionization with the Primeval Structure Telescope

Jeff Peterson, Ue-Li Pen, Xiang-Ping Wu

The Primeval Structure Telescope (PaST), will be used search for and study the era the of the first luminous objects, the epoch of reionization. The first stars ionized the gas aro…

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