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Researcher · The University of Tokyo · Japan

Takashi Onaka

Takashi Onaka publishes mostly in Astronomy and Astrophysics, Aerospace Engineering and Instrumentation, on topics such as Astrophysics and Star Formation Studies, Stellar, planetary, and galactic studies and Astronomy and Astrophysical Research.

ORCID 0000-0002-8234-6747 OpenAlex
World rank
#1,793,764
of 7,710,434 ranked researchers
Rank in Japan
#30,989
of 383,136
Works
809
Citations
9.7k
Citations per work
12.0
h-index
45
i10-index 225Top 7.8% in Astronomy and Astrophysics
Takashi Onaka

What does Takashi Onaka research?

Takashi Onaka's work is mostly in Physics and Astronomy (64%), Engineering (12%), Chemistry (4%).

Physical Sciences: 651 works · 80.5% of their workPhysics and Astronomy: 522 works · 64.5% of their workAstronomy and Astrophysics: 424 works · 52.4% of their workInstrumentation: 61 works · 7.6% of their workAtomic and Molecular Physics, and Optics: 36 works · 4.5% of their workEngineering: 98 works · 12.1% of their workAerospace Engineering: 65 works · 8.0% of their workComputational Mechanics: 33 works · 4.1% of their workChemistry: 32 works · 3.9% of their workSpectroscopy: 32 works · 3.9% of their workEverything else: 158 works · 19.5% of their workTHEIR WORKTakashi Onaka809works
Physical Sciences80%

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. Physics and Astronomy52264.5%
    2. Engineering9812.1%
    3. Chemistry323.9%
  2. Everything else15819.5%
  1. 1Astronomy and Astrophysics52% of their works
  2. 2Aerospace Engineering8% of their works
  3. 3Instrumentation8% of their works
  4. 4Atomic and Molecular Physics, and Optics4% of their works
  5. 5Computational Mechanics4% of their works
  6. 6Spectroscopy4% of their works

Research topics

Which keywords describe Takashi Onaka's research?

The keywords of their largest research topics: Star Formation, Molecular Clouds, Protoplanetary Disks, Exoplanets, Stellar Astrophysics, Astronomical Instrumentation, Spectrograph and Solar System Abundances.

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 17 words, with their numbers
  1. Star Formation5062 topics
  2. Molecular Clouds3861 topic
  3. Protoplanetary Disks3861 topic
  4. Exoplanets3521 topic
  5. Stellar Astrophysics3521 topic
  6. Astronomical Instrumentation1731 topic
  7. Spectrograph1731 topic
  8. Solar System Abundances1381 topic
  9. Terrestrial Planets1381 topic
  10. Cosmology1201 topic
  11. Galaxies1201 topic
  12. On-Orbit Performance841 topic
  13. Optical 3D Laser Measurement841 topic
  14. Position-Sensitive Detector841 topic
  15. Radiometric Calibration841 topic
  16. Adaptive Optics661 topic
  17. Wavefront Sensing661 topic

Where does Takashi Onaka work?

Takashi Onaka's main affiliation in the publication record is The University of Tokyo, Japan.

How many publications and citations does Takashi Onaka have?

OpenAlex counts 809 works and 9,671 citations for Takashi Onaka, an h-index of 45, ranking #1,793,764 of 7,710,434 researchers worldwide on the quality 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 Takashi Onaka

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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