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Researcher · National Radio Astronomy Observatory · United States

J. S. Ulvestad

J. S. Ulvestad publishes mostly in Astronomy and Astrophysics, Nuclear and High Energy Physics and Instrumentation, on topics such as Radio Astronomy Observations and Technology, Astronomy and Astrophysical Research and Galaxies: Formation, Evolution, Phenomena.

ORCID 0000-0002-9362-7237 OpenAlex
World rank
#483,616
of 1,633,909 ranked researchers
Rank in United States
#162,449
of 358,040
Works
44
Citations
157
Citations per work
3.6

What does J. S. Ulvestad research?

Astronomy and Astrophysics: 46.6%Nuclear and High Energy Physics: 13.8%Instrumentation: 13.8%Aerospace Engineering: 8.6%other fields: 17.2%47%top field
Astronomy and Astrophysics46.6%Nuclear and High Energy Physics13.8%Instrumentation13.8%Aerospace Engineering8.6%other fields17.2%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Astronomy and Astrophysics47% of their works
  2. 2Nuclear and High Energy Physics14% of their works
  3. 3Instrumentation14% of their works
  4. 4Aerospace Engineering9% of their works
  5. 5Computational Mechanics9% of their works
  6. 6Oceanography3% of their works

Research topics

Which keywords describe J. S. Ulvestad's research?

The keywords of their largest research topics: Black Holes, Astronomical Instrumentation, Epoch of Reionization, Radio Astronomy, Spectrograph, Cosmology, Galaxies and High-Energy Astrophysics.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 17 words, with their numbers
  1. Black Holes122 topics
  2. Astronomical Instrumentation81 topic
  3. Epoch of Reionization81 topic
  4. Radio Astronomy81 topic
  5. Spectrograph81 topic
  6. Cosmology71 topic
  7. Galaxies71 topic
  8. High-Energy Astrophysics71 topic
  9. Particle Acceleration71 topic
  10. Gamma-Ray Bursts61 topic
  11. Supernovae61 topic
  12. Accretion Disks51 topic
  13. Optical 3D Laser Measurement51 topic
  14. Position-Sensitive Detector51 topic
  15. X-Ray Astronomy51 topic
  16. GNSS31 topic
  17. Global Navigation Satellite Systems31 topic

Where does J. S. Ulvestad work?

J. S. Ulvestad's main affiliation in the publication record is National Radio Astronomy Observatory, United States.

How many publications and citations does J. S. Ulvestad have?

Science Explorer counts 44 works and 157 citations for J. S. Ulvestad, ranking #483,616 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Other researchers named J. S. Ulvestad

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