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Researcher · University of Miyazaki · Japan

HIROYUKI HIRAYAMA

HIROYUKI HIRAYAMA publishes mostly in Sociology and Political Science, Aerospace Engineering and Transportation, on topics such as Military Technology and Strategies, Linguistic, Cultural, and Literary Studies and Legal and Regulatory Analysis.

OpenAlex
World rank
#611,619
of 1,633,909 ranked researchers
Rank in Japan
#25,320
of 114,622
Works
21
Citations
0

What does HIROYUKI HIRAYAMA research?

Sociology and Political Science: 31.1%Aerospace Engineering: 31.1%Transportation: 31.1%Biomedical Engineering: 2.2%other fields: 4.5%31%top field
Sociology and Political Science31.1%Aerospace Engineering31.1%Transportation31.1%Biomedical Engineering2.2%other fields4.5%

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

  1. 1Sociology and Political Science31% of their works
  2. 2Aerospace Engineering31% of their works
  3. 3Transportation31% of their works
  4. 4Biomedical Engineering2% of their works
  5. 5Electrical and Electronic Engineering2% of their works
  6. 6Atomic and Molecular Physics, and Optics2% of their works

Research topics

Which keywords describe HIROYUKI HIRAYAMA's research?

The keywords of their largest research topics: Air Force, Culture, Islam, Legal Regulation, Modernization, Transport Policy, Biosensors and Optical Modulators.

Size is their works in the topics tagged with each word, from their 6 largest topics. Each links to the topic it comes from most.

All 14 words, with their numbers
  1. Air Force141 topic
  2. Culture141 topic
  3. Islam141 topic
  4. Legal Regulation141 topic
  5. Modernization141 topic
  6. Transport Policy141 topic
  7. Biosensors22 topics
  8. Optical Modulators22 topics
  9. Microcavities11 topic
  10. Nanophotonics11 topic
  11. Photosynthesis11 topic
  12. Plasmonics11 topic
  13. Quantum Coherence11 topic
  14. Silicon Photonics11 topic

Where does HIROYUKI HIRAYAMA work?

HIROYUKI HIRAYAMA's main affiliation in the publication record is University of Miyazaki, Japan.

How many publications and citations does HIROYUKI HIRAYAMA have?

Science Explorer counts 21 works and 0 citations for HIROYUKI HIRAYAMA, ranking #611,619 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 HIROYUKI HIRAYAMA

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