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researcher

U. Pen

19 papers hereh-index 131.2k citations33 works total

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

author position
  • middle author10

Across the 10 of 19 papers where every author was matched, so the position is known.

fields
  • astro-ph.HE16
  • astro-ph.IM2
  • astro-ph.GA1
same name
  • U. Pen — 117 papers, h 69
  • 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
20202026
most citedFirst Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

548 citations · 721 across the 16 of their papers we have counts for

collaborators
Showing astro-ph.IMShow all

2 papers · 1 filter

astro-ph.IM2024★ 30 cited

First Very Long Baseline Interferometry Detections at 870μm

Alexander W. Raymond, Sheperd S. Doeleman, Keiichi Asada +276

The first very long baseline interferometry (VLBI) detections at 870μm wavelength (345GHz frequency) are reported, achieving the highest diffraction-limited angular resolutio…

astro-ph.IM2023

Absolute Flux Density Calibration of the Greenland Telescope Data for Event Horizon Telescope Observations

J. Y. Koay, K. Asada, S. Matsushita +35

Starting from the observing campaign in April 2018, the Greenland Telescope (GLT) has been added as a new station of the Event Horizon Telescope (EHT) array. Visibilities on baseli…

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