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Fumio Koyama

Fumio Koyama publishes mostly in Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Biomedical Engineering, on topics such as Semiconductor Lasers and Optical Devices, Photonic and Optical Devices and Semiconductor Quantum Structures and Devices.

World rank
#577,090
of 1,633,909 ranked researchers
Rank in Japan
#23,200
of 114,622
Works
286
Citations
596
Citations per work
2.1

What does Fumio Koyama research?

Electrical and Electronic Engineering: 62.0%Atomic and Molecular Physics, and Optics: 13.8%Biomedical Engineering: 6.6%Electronic, Optical and Magnetic Materials: 2.7%other fields: 14.9%62%top field
Electrical and Electronic Engineering62.0%Atomic and Molecular Physics, and Optics13.8%Biomedical Engineering6.6%Electronic, Optical and Magnetic Materials2.7%other fields14.9%

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 Engineering62% of their works
  2. 2Atomic and Molecular Physics, and Optics14% of their works
  3. 3Biomedical Engineering7% of their works
  4. 4Electronic, Optical and Magnetic Materials3% of their works
  5. 5Materials Chemistry2% of their works
  6. 6Surfaces, Coatings and Films2% of their works

Research topics

Which keywords describe Fumio Koyama's research?

The keywords of their largest research topics: Optical Interconnects, Semiconductor Lasers, Optical Modulators, Silicon Photonics, Quantum Dots, Semiconductor, Coherent Detection and Optical Fiber.

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. Optical Interconnects1081 topic
  2. Semiconductor Lasers1081 topic
  3. Optical Modulators941 topic
  4. Silicon Photonics941 topic
  5. Quantum Dots441 topic
  6. Semiconductor441 topic
  7. Coherent Detection241 topic
  8. Optical Fiber241 topic
  9. Near-Field Optical Microscopy81 topic
  10. Photonic Nanojets81 topic
  11. Antireflective Coatings71 topic
  12. Molecular Electronics71 topic
  13. Nanostructures71 topic
  14. Optical Frequency Combs71 topic
  15. Self-Assembled Monolayers71 topic
  16. Ultrafast Lasers71 topic

Where does Fumio Koyama work?

Fumio Koyama's main affiliation in the publication record is Tokyo Institute of Technology, Japan.

How many publications and citations does Fumio Koyama have?

Science Explorer counts 286 works and 596 citations for Fumio Koyama, ranking #577,090 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 Fumio Koyama

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.