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Researcher · Nagaoka University · Japan

Isao Takahashi

Isao Takahashi publishes mostly in Electrical and Electronic Engineering, Astronomy and Astrophysics and Materials Chemistry, on topics such as Gamma-ray bursts and supernovae, Silicon and Solar Cell Technologies and Multilevel Inverters and Converters.

ORCID 0000-0003-0416-5462 OpenAlex
World rank
#3,204,571
of 7,710,434 ranked researchers
Rank in Japan
#74,433
of 383,136
Works
791
Citations
21k
Citations per work
26.7
h-index
52
i10-index 184Top 1.4% in Electrical and Electronic Engineering
Isao Takahashi

What does Isao Takahashi research?

Isao Takahashi's work is mostly in Engineering (24%), Physics and Astronomy (10%), Materials Science (6%).

Everything else: 441 works · 55.8% of their workPhysical Sciences: 315 works · 39.8% of their workEngineering: 194 works · 24.5% of their workElectrical and Electronic Engineering: 168 works · 21.3% of their workBiomedical Engineering: 25 works · 3.2% of their workPhysics and Astronomy: 78 works · 9.8% of their workAstronomy and Astrophysics: 44 works · 5.5% of their workAtomic and Molecular Physics, and Optics: 34 works · 4.3% of their workMaterials Science: 44 works · 5.5% of their workMaterials Chemistry: 44 works · 5.5% of their workHealth Sciences: 35 works · 4.4% of their workMedicine: 35 works · 4.4% of their workHematology: 35 works · 4.4% of their workTHEIR WORKIsao Takahashi791works
Physical Sciences40%Health Sciences4%

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. Everything else44155.8%
    1. Engineering19424.5%
    2. Physics and Astronomy789.8%
    3. Materials Science445.5%
    1. Medicine354.4%
  1. 1Electrical and Electronic Engineering21% of their works
  2. 2Astronomy and Astrophysics6% of their works
  3. 3Materials Chemistry6% of their works
  4. 4Hematology4% of their works
  5. 5Atomic and Molecular Physics, and Optics4% of their works
  6. 6Biomedical Engineering3% of their works

Research topics

Which keywords describe Isao Takahashi's research?

The keywords of their largest research topics: Solar Cells, Power Electronics, Renewable Energy Integration, Gamma-Ray Bursts, Supernovae, Efficiency, Silicon and Model Predictive Control.

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 19 words, with their numbers
  1. Solar Cells1323 topics
  2. Power Electronics1022 topics
  3. Renewable Energy Integration1022 topics
  4. Gamma-Ray Bursts661 topic
  5. Supernovae661 topic
  6. Efficiency571 topic
  7. Silicon571 topic
  8. Model Predictive Control561 topic
  9. Multilevel Converters561 topic
  10. DC-DC Converters461 topic
  11. High-Frequency Power Conversion461 topic
  12. Plasmonics441 topic
  13. Thin-Film Transistors441 topic
  14. Electric Motor Drives391 topic
  15. Permanent Magnet Machines391 topic
  16. Induction Motors321 topic
  17. Sensorless Control321 topic
  18. Metal-Semiconductor Contacts311 topic
  19. Schottky Barrier311 topic

Where does Isao Takahashi work?

Isao Takahashi's main affiliation in the publication record is Nagaoka University, Japan.

How many publications and citations does Isao Takahashi have?

OpenAlex counts 791 works and 21,122 citations for Isao Takahashi, an h-index of 52, ranking #3,204,571 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 Isao Takahashi

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