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Researcher · Hyogo Medical University · Japan

Koji Koyama

Koji Koyama publishes mostly in Surgery, Aerospace Engineering and Public Health, Environmental and Occupational Health, on topics such as Military Technology and Strategies, Linguistic, Cultural, and Literary Studies and Legal and Regulatory Analysis.

ORCID 0000-0001-8930-8359 OpenAlex
World rank
#685,774
of 1,633,909 ranked researchers
Rank in Japan
#30,067
of 114,622
Works
60
Citations
73
Citations per work
1.2

What does Koji Koyama research?

Surgery: 9.3%Aerospace Engineering: 8.1%Public Health, Environmental and Occupational Health: 8.1%Reproductive Medicine: 8.1%other fields: 66.4%9%top field
Surgery9.3%Aerospace Engineering8.1%Public Health, Environmental and Occupational Health8.1%Reproductive Medicine8.1%other fields66.4%

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

  1. 1Surgery9% of their works
  2. 2Aerospace Engineering8% of their works
  3. 3Public Health, Environmental and Occupational Health8% of their works
  4. 4Reproductive Medicine8% of their works
  5. 5Transportation8% of their works
  6. 6Sociology and Political Science8% of their works

Research topics

Which keywords describe Koji Koyama's research?

The keywords of their largest research topics: Air Force, Culture, Islam, Legal Regulation, Modernization, Transport Policy, Fertility Preservation and Ovarian Tissue Cryopreservation.

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. Air Force71 topic
  2. Culture71 topic
  3. Islam71 topic
  4. Legal Regulation71 topic
  5. Modernization71 topic
  6. Transport Policy71 topic
  7. Fertility Preservation51 topic
  8. Ovarian Tissue Cryopreservation51 topic
  9. Oxidative Stress51 topic
  10. Sperm DNA Fragmentation51 topic
  11. Rotator Cuff Tears31 topic
  12. Shoulder Pathology31 topic
  13. Genetic Modification21 topic
  14. Glycans21 topic
  15. Glycosylation21 topic
  16. Transgenic Animals21 topic

Where does Koji Koyama work?

Koji Koyama's main affiliation in the publication record is Hyogo Medical University, Japan.

How many publications and citations does Koji Koyama have?

Science Explorer counts 60 works and 73 citations for Koji Koyama, ranking #685,774 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 Koji Koyama

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