Science Explorer Interactive view Map

James Umen

James Umen publishes mostly in Geophysics, Astronomy and Astrophysics and Environmental Chemistry, on topics such as Ionosphere and magnetosphere dynamics, Earthquake Detection and Analysis and Seismic Waves and Analysis.

World rank
#905,760
of 1,633,909 ranked researchers
Rank in United States
#247,919
of 358,040
Works
411
Citations
125
Citations per work
0.3

What does James Umen research?

Geophysics: 45.6%Astronomy and Astrophysics: 29.7%Environmental Chemistry: 8.7%Oceanography: 6.9%other fields: 9.1%46%top field
Geophysics45.6%Astronomy and Astrophysics29.7%Environmental Chemistry8.7%Oceanography6.9%other fields9.1%

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

  1. 1Geophysics46% of their works
  2. 2Astronomy and Astrophysics30% of their works
  3. 3Environmental Chemistry9% of their works
  4. 4Oceanography7% of their works
  5. 5Nuclear and High Energy Physics7% of their works
  6. 6Molecular Biology1% of their works

Research topics

Which keywords describe James Umen's research?

The keywords of their largest research topics: Ionosphere, Magnetosphere, Ionospheric Anomalies, Seismic Electromagnetics, Seismic Noise, Tomography, Anaerobic and Methane Oxidation.

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 16 words, with their numbers
  1. Ionosphere1681 topic
  2. Magnetosphere1681 topic
  3. Ionospheric Anomalies1551 topic
  4. Seismic Electromagnetics1551 topic
  5. Seismic Noise1031 topic
  6. Tomography1031 topic
  7. Anaerobic491 topic
  8. Methane Oxidation491 topic
  9. GRACE381 topic
  10. High-Energy Astrophysics381 topic
  11. Particle Acceleration381 topic
  12. Sea Level Rise381 topic
  13. Biodiesel41 topic
  14. Microalgae41 topic
  15. Light Harvesting21 topic
  16. Photosystem II21 topic

Where does James Umen work?

James Umen's main affiliation in the publication record is Donald Danforth Plant Science Center, United States.

How many publications and citations does James Umen have?

Science Explorer counts 411 works and 125 citations for James Umen, ranking #905,760 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.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.