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Researcher · Shizuoka University · Japan

Hiroshi Koyama

Hiroshi Koyama publishes mostly in Electrical and Electronic Engineering, Materials Chemistry and Pulmonary and Respiratory Medicine, on topics such as Ion-surface interactions and analysis, Electronic and Structural Properties of Oxides and Cancer, Hypoxia, and Metabolism.

World rank
#575,088
of 1,633,909 ranked researchers
Rank in Japan
#23,088
of 114,622
Works
27
Citations
95
Citations per work
3.5

What does Hiroshi Koyama research?

Electrical and Electronic Engineering: 13.9%Materials Chemistry: 13.9%Pulmonary and Respiratory Medicine: 5.6%Cell Biology: 5.6%other fields: 61.0%14%top field
Electrical and Electronic Engineering13.9%Materials Chemistry13.9%Pulmonary and Respiratory Medicine5.6%Cell Biology5.6%other fields61.0%

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 Engineering14% of their works
  2. 2Materials Chemistry14% of their works
  3. 3Pulmonary and Respiratory Medicine6% of their works
  4. 4Cell Biology6% of their works
  5. 5Oncology6% of their works
  6. 6Immunology6% of their works

Research topics

Which keywords describe Hiroshi Koyama's research?

The keywords of their largest research topics: Ion Beam, Oxide Interfaces, Surface Analysis, Two-Dimensional Electron Gases, Cell Division, Cell Mechanics, Extracellular Matrix and Foxp3.

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. Ion Beam21 topic
  2. Oxide Interfaces21 topic
  3. Surface Analysis21 topic
  4. Two-Dimensional Electron Gases21 topic
  5. Cell Division11 topic
  6. Cell Mechanics11 topic
  7. Extracellular Matrix11 topic
  8. Foxp311 topic
  9. Genomics11 topic
  10. HIF-111 topic
  11. Microtubules11 topic
  12. NK Cell Recognition11 topic
  13. Natural Killer Cells11 topic
  14. Social Insects11 topic
  15. TGF-ß11 topic
  16. Warburg Effect11 topic

Where does Hiroshi Koyama work?

Hiroshi Koyama's main affiliation in the publication record is Shizuoka University, Japan.

How many publications and citations does Hiroshi Koyama have?

Science Explorer counts 27 works and 95 citations for Hiroshi Koyama, ranking #575,088 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 Hiroshi Koyama

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