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Researcher · Sumitomo Electric Industries (Japan) · Japan

Koji Katayama

Koji Katayama publishes mostly in Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Condensed Matter Physics, on topics such as Semiconductor Quantum Structures and Devices, GaN-based semiconductor devices and materials and Advanced Memory and Neural Computing.

OpenAlex
World rank
#880,128
of 7,710,434 ranked researchers
Rank in Japan
#11,277
of 383,136
Works
80
Citations
3k
Citations per work
37.1
h-index
25
i10-index 37Top 11% in Electrical and Electronic Engineering
Koji Katayama

What does Koji Katayama research?

Koji Katayama's work is mostly in Engineering (47%), Physics and Astronomy (25%), Materials Science (9%).

Physical Sciences: 65 works · 81.7% of their workEngineering: 38 works · 47.3% of their workElectrical and Electronic Engineering: 33 works · 41.5% of their workBiomedical Engineering: 5 works · 5.8% of their workPhysics and Astronomy: 20 works · 25.0% of their workAtomic and Molecular Physics, and Optics: 11 works · 14.3% of their workCondensed Matter Physics: 9 works · 10.7% of their workMaterials Science: 8 works · 9.4% of their workMaterials Chemistry: 5 works · 6.3% of their workElectronic, Optical and Magnetic Materials: 2 works · 3.1% of their workEverything else: 15 works · 18.3% of their workTHEIR WORKKoji Katayama80works
Physical Sciences82%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Engineering3847.3%
    2. Physics and Astronomy2025.0%
    3. Materials Science89.4%
  2. Everything else1518.3%
  1. 1Electrical and Electronic Engineering42% of their works
  2. 2Atomic and Molecular Physics, and Optics14% of their works
  3. 3Condensed Matter Physics11% of their works
  4. 4Materials Chemistry6% of their works
  5. 5Biomedical Engineering6% of their works
  6. 6Electronic, Optical and Magnetic Materials3% of their works

Research topics

Which keywords describe Koji Katayama's research?

The keywords of their largest research topics: Nanowires, Band Parameters, Neuromorphic Computing, Semiconductor, Photovoltaics, Semiconductors, Field-Effect Transistors and Thin Films.

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. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 26 words, with their numbers
  1. Nanowires533 topics
  2. Band Parameters482 topics
  3. Neuromorphic Computing412 topics
  4. Semiconductor383 topics
  5. Photovoltaics312 topics
  6. Semiconductors292 topics
  7. Field-Effect Transistors252 topics
  8. Thin Films252 topics
  9. III-Nitrides241 topic
  10. Light-Emitting Diodes241 topic
  11. Quantum Dots241 topic
  12. Single-Photon Source241 topic
  13. Doping232 topics
  14. Memristor231 topic
  15. Resistive Switching231 topic
  16. Atomic Layer Deposition211 topic
  17. High-k Dielectrics211 topic
  18. Ferroelectricity181 topic
  19. Hafnium Oxide181 topic
  20. Photodetectors122 topics
  21. Efficiency71 topic
  22. Gallium Oxide71 topic
  23. Thin-Film Solar Cells71 topic
  24. Ultrawide Bandgap71 topic
  25. Nanostructures51 topic
  26. Zinc Oxide51 topic

Where does Koji Katayama work?

Koji Katayama's main affiliation in the publication record is Sumitomo Electric Industries (Japan), Japan.

How many publications and citations does Koji Katayama have?

OpenAlex counts 80 works and 2,968 citations for Koji Katayama, an h-index of 25, ranking #880,128 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation 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 Katayama

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Discussion

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