Science Explorer Interactive view Map
Researcher · NTT (Japan) · Japan

Yahei Koyamada

Yahei Koyamada publishes mostly in Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Industrial and Manufacturing Engineering, on topics such as Advanced Fiber Optic Sensors, Advanced Fiber Laser Technologies and Photonic and Optical Devices.

OpenAlex
World rank
#143,493
of 1,633,909 ranked researchers
Rank in Japan
#3,354
of 114,622
Works
42
Citations
162
Citations per work
3.9

What does Yahei Koyamada research?

Electrical and Electronic Engineering: 74.1%Atomic and Molecular Physics, and Optics: 15.5%Industrial and Manufacturing Engineering: 3.4%Biomedical Engineering: 1.7%other fields: 5.3%74%top field
Electrical and Electronic Engineering74.1%Atomic and Molecular Physics, and Optics15.5%Industrial and Manufacturing Engineering3.4%Biomedical Engineering1.7%other fields5.3%

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 Engineering74% of their works
  2. 2Atomic and Molecular Physics, and Optics16% of their works
  3. 3Industrial and Manufacturing Engineering3% of their works
  4. 4Biomedical Engineering2% of their works
  5. 5Control and Systems Engineering2% of their works
  6. 6Instrumentation2% of their works

Research topics

Which keywords describe Yahei Koyamada's research?

The keywords of their largest research topics: Optical Fiber, Microwave Photonics, Fiber Optic Sensors, Sensor Technology, Optical Frequency Combs, Ultrafast Lasers, Optical Interconnects and Optical Modulators.

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 18 words, with their numbers
  1. Optical Fiber172 topics
  2. Microwave Photonics162 topics
  3. Fiber Optic Sensors111 topic
  4. Sensor Technology111 topic
  5. Optical Frequency Combs91 topic
  6. Ultrafast Lasers91 topic
  7. Optical Interconnects81 topic
  8. Optical Modulators81 topic
  9. Semiconductor Lasers81 topic
  10. Silicon Photonics81 topic
  11. Optical Access Networks71 topic
  12. Photonic Signal Processing71 topic
  13. Coherent Detection61 topic
  14. Digital Signal Processing61 topic
  15. Fabric Defect Detection21 topic
  16. Machine Vision21 topic
  17. High-Resolution Imaging11 topic
  18. Optical Coherence Tomography11 topic

Where does Yahei Koyamada work?

Yahei Koyamada's main affiliation in the publication record is NTT (Japan), Japan.

How many publications and citations does Yahei Koyamada have?

Science Explorer counts 42 works and 162 citations for Yahei Koyamada, ranking #143,493 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.

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.