Science Explorer Interactive view Map

John R. Freeman

John R. Freeman publishes mostly in Electrical and Electronic Engineering, Aerospace Engineering and Nuclear and High Energy Physics, on topics such as Particle accelerators and beam dynamics, Laser-Plasma Interactions and Diagnostics and Pulsed Power Technology Applications.

World rank
#223,143
of 1,633,909 ranked researchers
Rank in United States
#88,835
of 358,040
Works
74
Citations
190
Citations per work
2.6

What does John R. Freeman research?

Electrical and Electronic Engineering: 9.5%Aerospace Engineering: 9.5%Nuclear and High Energy Physics: 9.5%Safety, Risk, Reliability and Quality: 6.0%other fields: 65.5%10%top field
Electrical and Electronic Engineering9.5%Aerospace Engineering9.5%Nuclear and High Energy Physics9.5%Safety, Risk, Reliability and Quality6.0%other fields65.5%

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

  1. 1Electrical and Electronic Engineering10% of their works
  2. 2Aerospace Engineering10% of their works
  3. 3Nuclear and High Energy Physics10% of their works
  4. 4Safety, Risk, Reliability and Quality6% of their works
  5. 5Sociology and Political Science6% of their works
  6. 6Control and Systems Engineering5% of their works

Research topics

Which keywords describe John R. Freeman's research?

The keywords of their largest research topics: Pulsed Power, Electron Beams, Laser-Plasma Accelerators, Negative Ion Sources, Superconducting Cavities, Electron Beam, High Current and Free-Electron Lasers.

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. Pulsed Power62 topics
  2. Electron Beams51 topic
  3. Laser-Plasma Accelerators51 topic
  4. Negative Ion Sources51 topic
  5. Superconducting Cavities51 topic
  6. Electron Beam41 topic
  7. High Current41 topic
  8. Free-Electron Lasers31 topic
  9. Tokamak31 topic
  10. Turbulence31 topic
  11. X-Ray31 topic
  12. Electromagnetic Launch21 topic
  13. Leak Detection21 topic
  14. Plasma Etching21 topic
  15. Railgun21 topic
  16. Semiconductor Industry21 topic
  17. Water Distribution Networks21 topic

Where does John R. Freeman work?

John R. Freeman's main affiliation in the publication record is University of Minnesota System, United States.

How many publications and citations does John R. Freeman have?

Science Explorer counts 74 works and 190 citations for John R. Freeman, ranking #223,143 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.