Hirofumi Ohyama
Hirofumi Ohyama publishes mostly in Global and Planetary Change, Atmospheric Science and Aerospace Engineering, on topics such as Atmospheric and Environmental Gas Dynamics, Atmospheric Ozone and Climate and Spectroscopy and Laser Applications.
- World rank
- #347,868 of 1,633,909 ranked researchers
- Rank in Japan
- #11,308 of 114,622
- Works
- 32
- Citations
- 129
- Citations per work
- 4.0
What does Hirofumi Ohyama research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Global and Planetary Change32% of their works
- 2Atmospheric Science30% of their works
- 3Aerospace Engineering8% of their works
- 4Spectroscopy8% of their works
- 5Geophysics5% of their works
- 6Oceanography5% of their works
Research topics
Which keywords describe Hirofumi Ohyama's research?
The keywords of their largest research topics: Emissions, Methane, Ozone Depletion, Stratospheric Water Vapor, Climate Change, Sea Level Rise, Spectroscopic Databases and Terahertz Quantum-Cascade Lasers.
- Water Availability
- Machine Learning
- Distributed Algorithms
- groundwater depletion
- Black Carbon
- Terahertz Quantum-Cascade Lasers
- Sea Level Rise
- Stratospheric Water Vapor
- Methane
- Emissions
- Ozone Depletion
- Climate Change
- Spectroscopic Databases
- Atmospheric Aerosols
- GRACE
- Constraint Optimization
- Glacier
- Seismic Signals
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 18 words, with their numbers
- Emissions111 topic
- Methane111 topic
- Ozone Depletion81 topic
- Stratospheric Water Vapor81 topic
- Climate Change32 topics
- Sea Level Rise32 topics
- Spectroscopic Databases31 topic
- Terahertz Quantum-Cascade Lasers31 topic
- Atmospheric Aerosols21 topic
- Black Carbon21 topic
- GRACE21 topic
- groundwater depletion21 topic
- Constraint Optimization11 topic
- Distributed Algorithms11 topic
- Glacier11 topic
- Machine Learning11 topic
- Seismic Signals11 topic
- Water Availability11 topic
Where does Hirofumi Ohyama work?
Hirofumi Ohyama's main affiliation in the publication record is National Institute for Environmental Studies, Japan.
How many publications and citations does Hirofumi Ohyama have?
Science Explorer counts 32 works and 129 citations for Hirofumi Ohyama, ranking #347,868 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.