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Researcher · Japan Agency for Marine-Earth Science and Technology · Japan

Koichi Iijima

Koichi Iijima publishes mostly in Geochemistry and Petrology, Mechanical Engineering and Environmental Chemistry, on topics such as Geochemistry and Elemental Analysis, Methane Hydrates and Related Phenomena and Extraction and Separation Processes.

ORCID 0000-0001-9285-9143 OpenAlex
World rank
#533,061
of 1,633,909 ranked researchers
Rank in Japan
#20,606
of 114,622
Works
32
Citations
86
Citations per work
2.7

What does Koichi Iijima research?

Geochemistry and Petrology: 18.2%Mechanical Engineering: 18.2%Environmental Chemistry: 15.2%Atmospheric Science: 9.1%other fields: 39.3%18%top field
Geochemistry and Petrology18.2%Mechanical Engineering18.2%Environmental Chemistry15.2%Atmospheric Science9.1%other fields39.3%

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

  1. 1Geochemistry and Petrology18% of their works
  2. 2Mechanical Engineering18% of their works
  3. 3Environmental Chemistry15% of their works
  4. 4Atmospheric Science9% of their works
  5. 5Transportation6% of their works
  6. 6Aerospace Engineering3% of their works

Research topics

Which keywords describe Koichi Iijima's research?

The keywords of their largest research topics: Rare Earth Elements, Manganese Oxides, Sedimentary Rocks, Anaerobic, Methane Oxidation, Battery Recycling, Lithium-ion Batteries and Climate Change.

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. Rare Earth Elements102 topics
  2. Manganese Oxides61 topic
  3. Sedimentary Rocks61 topic
  4. Anaerobic51 topic
  5. Methane Oxidation51 topic
  6. Battery Recycling41 topic
  7. Lithium-ion Batteries41 topic
  8. Climate Change31 topic
  9. Paleoclimatology31 topic
  10. Bauxite Residue21 topic
  11. Red Mud21 topic
  12. Arctic11 topic
  13. Chiral Separation11 topic
  14. Geomagnetic Field11 topic
  15. Liquid Chromatography11 topic
  16. Magnetosome Formation11 topic
  17. geology11 topic

Where does Koichi Iijima work?

Koichi Iijima's main affiliation in the publication record is Japan Agency for Marine-Earth Science and Technology, Japan.

How many publications and citations does Koichi Iijima have?

Science Explorer counts 32 works and 86 citations for Koichi Iijima, ranking #533,061 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 Koichi Iijima

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.