Science Explorer Interactive view Map
Researcher · The University of Tokyo · Japan

K. Koyama

K. Koyama publishes mostly in Nuclear and High Energy Physics, Mechanics of Materials and Atomic and Molecular Physics, and Optics, on topics such as Laser-Plasma Interactions and Diagnostics, Laser-induced spectroscopy and plasma and Laser Material Processing Techniques.

OpenAlex
World rank
#1,279,922
of 1,633,909 ranked researchers
Rank in Japan
#81,405
of 114,622
Works
34
Citations
26
Citations per work
0.8

What does K. Koyama research?

Nuclear and High Energy Physics: 24.4%Mechanics of Materials: 20.0%Atomic and Molecular Physics, and Optics: 13.3%Electrical and Electronic Engineering: 8.9%other fields: 33.4%24%top field
Nuclear and High Energy Physics24.4%Mechanics of Materials20.0%Atomic and Molecular Physics, and Optics13.3%Electrical and Electronic Engineering8.9%other fields33.4%

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

  1. 1Nuclear and High Energy Physics24% of their works
  2. 2Mechanics of Materials20% of their works
  3. 3Atomic and Molecular Physics, and Optics13% of their works
  4. 4Electrical and Electronic Engineering9% of their works
  5. 5Computational Mechanics7% of their works
  6. 6Astronomy and Astrophysics4% of their works

Research topics

Which keywords describe K. Koyama's research?

The keywords of their largest research topics: Electron Beams, Laser-Plasma Accelerators, Material Analysis, Spectroscopy, Attosecond Physics, Femtosecond Laser, High-Harmonic Generation and Micromachining.

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. Electron Beams101 topic
  2. Laser-Plasma Accelerators101 topic
  3. Material Analysis81 topic
  4. Spectroscopy81 topic
  5. Attosecond Physics31 topic
  6. Femtosecond Laser31 topic
  7. High-Harmonic Generation31 topic
  8. Micromachining31 topic
  9. DNA Strand Breaks21 topic
  10. Electric Discharge21 topic
  11. Laser Oscillation21 topic
  12. Low-Energy Electrons21 topic
  13. Particle Therapy21 topic
  14. Proton Therapy21 topic
  15. Food Irradiation11 topic
  16. Irradiation Effects11 topic

Where does K. Koyama work?

K. Koyama's main affiliation in the publication record is The University of Tokyo, Japan.

How many publications and citations does K. Koyama have?

Science Explorer counts 34 works and 26 citations for K. Koyama, ranking #1,279,922 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 K. Koyama

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