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researcher

U. Pen

274 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 author17
  • first author20
  • middle author123
  • last author76

Across the 236 of 274 papers where every author was matched, so the position is known.

fields
  • astro-ph93
  • astro-ph.CO71
  • astro-ph.HE57
  • astro-ph.IM29
  • astro-ph.GA12
  • gr-qc7
same name
  • U. Pen — 20 papers, h 13
  • U. Pen — 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
19932026
most citedFirst Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

1.9k citations · 24.6k across the 271 of their papers we have counts for

collaborators
Showing 2013 · astro-ph.HEShow all

1 paper · 2 filters

astro-ph.HE2013★ 40 cited

50 pico arcsecond astrometry of pulsar emission

Ue-Li Pen, J. P. Macquart, Adam Deller +1

We use VLBI imaging of the interstellar scattering speckle pattern associated with the pulsar PSR 0834+06 to measure the astrometric motion of its emission. The ~ 5AU interstellar…

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