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Researcher · Shujitsu University · Japan

Izumi Koujima

Izumi Koujima publishes mostly in Water Science and Technology, Biomedical Engineering and Organic Chemistry, on topics such as Fecal contamination and water quality, Advanced Chemical Sensor Technologies and SARS-CoV-2 detection and testing.

OpenAlex
World rank
#6,310,319
of 7,710,434 ranked researchers
Rank in Japan
#246,905
of 383,136
Works
20
Citations
63
Citations per work
3.2
h-index
3
i10-index 1Top 94% in Water Science and Technology
Izumi Koujima

What does Izumi Koujima research?

Izumi Koujima's work is mostly in Environmental Science (20%), Engineering (13%), Chemistry (10%).

Physical Sciences: 9 works · 43.3% of their workEnvironmental Science: 4 works · 20.0% of their workWater Science and Technology: 4 works · 20.0% of their workEngineering: 3 works · 13.3% of their workBiomedical Engineering: 3 works · 13.3% of their workChemistry: 2 works · 10.0% of their workOrganic Chemistry: 2 works · 10.0% of their workEverything else: 7 works · 33.3% of their workLife Sciences: 3 works · 13.4% of their workAgricultural and Biological Sciences: 1 works · 6.7% of their workFood Science: 1 works · 6.7% of their workBiochemistry, Genetics and Molecular Biology: 1 works · 6.7% of their workMolecular Biology: 1 works · 6.7% of their workHealth Sciences: 2 works · 10.0% of their workMedicine: 2 works · 10.0% of their workInfectious Diseases: 2 works · 10.0% of their workTHEIR WORKIzumi Koujima20works
Life Sciences13%Physical Sciences43%Health Sciences10%

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. Environmental Science420.0%
    2. Engineering313.3%
    3. Chemistry210.0%
  2. Everything else733.3%
    1. Agricultural and Biological Sciences16.7%
    2. Biochemistry, Genetics and Molecular Biology16.7%
    1. Medicine210.0%
  1. 1Water Science and Technology20% of their works
  2. 2Biomedical Engineering13% of their works
  3. 3Organic Chemistry10% of their works
  4. 4Infectious Diseases10% of their works
  5. 5Molecular Biology7% of their works
  6. 6Food Science7% of their works

Research topics

Which keywords describe Izumi Koujima's research?

The keywords of their largest research topics: Pathogen Transport, Waterborne Disease, Breath Analysis, COVID-19, Diagnostics, Electronic Nose, Food Security and Animal Feed.

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 17 words, with their numbers
  1. Pathogen Transport51 topic
  2. Waterborne Disease51 topic
  3. Breath Analysis21 topic
  4. COVID-1921 topic
  5. Diagnostics21 topic
  6. Electronic Nose21 topic
  7. Food Security22 topics
  8. Animal Feed11 topic
  9. Climate Change11 topic
  10. Cronobacter sakazakii11 topic
  11. Edible Insects11 topic
  12. Electroporation11 topic
  13. Enterobacteriaceae11 topic
  14. Irreversible Electroporation11 topic
  15. Nutrition11 topic
  16. Prebiotics11 topic
  17. Probiotics11 topic

Where does Izumi Koujima work?

Izumi Koujima's main affiliation in the publication record is Shujitsu University, Japan.

How many publications and citations does Izumi Koujima have?

OpenAlex counts 20 works and 63 citations for Izumi Koujima, an h-index of 3, ranking #6,310,319 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.

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.

Discussion

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