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Researcher · Kyoto University · Japan

Hiroshi Ohtani

Hiroshi Ohtani publishes mostly in Astronomy and Astrophysics, Surgery and Oncology, on topics such as Stellar, planetary, and galactic studies, Astronomy and Astrophysical Research and Adaptive optics and wavefront sensing.

World rank
#768,326
of 1,633,909 ranked researchers
Rank in Japan
#35,796
of 114,622
Works
57
Citations
95
Citations per work
1.7

What does Hiroshi Ohtani research?

Astronomy and Astrophysics: 12.3%Surgery: 8.6%Oncology: 8.6%Pulmonary and Respiratory Medicine: 7.4%other fields: 63.1%12%top field
Astronomy and Astrophysics12.3%Surgery8.6%Oncology8.6%Pulmonary and Respiratory Medicine7.4%other fields63.1%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Astronomy and Astrophysics12% of their works
  2. 2Surgery9% of their works
  3. 3Oncology9% of their works
  4. 4Pulmonary and Respiratory Medicine7% of their works
  5. 5Radiology, Nuclear Medicine and Imaging7% of their works
  6. 6Instrumentation6% of their works

Research topics

Which keywords describe Hiroshi Ohtani's research?

The keywords of their largest research topics: Exoplanets, Stellar Astrophysics, Astronomical Instrumentation, Clinical Practice Guidelines, Spectrograph, Adaptive Optics, Wavefront Sensing and Cardiac Imaging.

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. Exoplanets61 topic
  2. Stellar Astrophysics61 topic
  3. Astronomical Instrumentation51 topic
  4. Clinical Practice Guidelines52 topics
  5. Spectrograph51 topic
  6. Adaptive Optics41 topic
  7. Wavefront Sensing41 topic
  8. Cardiac Imaging31 topic
  9. Coronary Artery Disease31 topic
  10. Preoperative Chemoradiotherapy31 topic
  11. Rectal Cancer31 topic
  12. Hepatocellular Carcinoma21 topic
  13. Liver Cancer21 topic
  14. Molecular Clouds21 topic
  15. Multiple Primary Cancers21 topic
  16. Second Primary Neoplasms21 topic
  17. Star Formation21 topic

Where does Hiroshi Ohtani work?

Hiroshi Ohtani's main affiliation in the publication record is Kyoto University, Japan.

How many publications and citations does Hiroshi Ohtani have?

Science Explorer counts 57 works and 95 citations for Hiroshi Ohtani, ranking #768,326 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.

Other researchers named Hiroshi Ohtani

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