Koichi Hirayama
Koichi Hirayama publishes mostly in Electrical and Electronic Engineering, Surfaces, Coatings and Films and Biomedical Engineering, on topics such as Photonic and Optical Devices, Optical Coatings and Gratings and Semiconductor Lasers and Optical Devices.
- World rank
- #89,355 of 1,633,909 ranked researchers
- Rank in Japan
- #1,754 of 114,622
- Works
- 47
- Citations
- 121
- Citations per work
- 2.6
What does Koichi Hirayama research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Electrical and Electronic Engineering42% of their works
- 2Surfaces, Coatings and Films12% of their works
- 3Biomedical Engineering9% of their works
- 4Atomic and Molecular Physics, and Optics9% of their works
- 5Computational Mechanics9% of their works
- 6Industrial and Manufacturing Engineering6% of their works
Research topics
Which keywords describe Koichi Hirayama's research?
The keywords of their largest research topics: Optical Modulators, Silicon Photonics, Antireflective Coatings, Nanostructures, Optical Interconnects, Semiconductor Lasers, Compound Eyes and Electromagnetics.
- Visual Communication Design
- Digital Media Technology
- Laser Forming
- Finite-Difference Time-Domain
- Electromagnetics
- Semiconductor Lasers
- Nanostructures
- Silicon Photonics
- Optical Modulators
- Antireflective Coatings
- Optical Interconnects
- Compound Eyes
- Finite Element Modeling
- Freeform Optics
- Antenna Arrays
- Optimization
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
- Optical Modulators71 topic
- Silicon Photonics71 topic
- Antireflective Coatings41 topic
- Nanostructures41 topic
- Optical Interconnects31 topic
- Semiconductor Lasers31 topic
- Compound Eyes21 topic
- Electromagnetics21 topic
- Finite Element Modeling21 topic
- Finite-Difference Time-Domain21 topic
- Freeform Optics21 topic
- Laser Forming21 topic
- Antenna Arrays11 topic
- Digital Media Technology11 topic
- Optimization11 topic
- Visual Communication Design11 topic
Where does Koichi Hirayama work?
Koichi Hirayama's main affiliation in the publication record is Kitami Institute of Technology, Japan.
How many publications and citations does Koichi Hirayama have?
Science Explorer counts 47 works and 121 citations for Koichi Hirayama, ranking #89,355 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.