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Researcher · Woods Hole Oceanographic Institution · United States

Holger W. Jannasch

Holger W. Jannasch publishes mostly in Ecology, Oceanography and Molecular Biology, on topics such as Microbial Community Ecology and Physiology, Methane Hydrates and Related Phenomena and Marine Biology and Ecology Research.

OpenAlex
World rank
#23,169
of 7,710,434 ranked researchers
Rank in United States
#8,559
of 1,627,098
Works
217
Citations
20k
Citations per work
91.9
h-index
80
i10-index 161Top 0.4% in Ecology
Holger W. Jannasch

What does Holger W. Jannasch research?

Holger W. Jannasch's work is mostly in Environmental Science (40%), Earth and Planetary Sciences (13%), Biochemistry, Genetics and Molecular Biology (11%).

Physical Sciences: 116 works · 53.4% of their workEnvironmental Science: 87 works · 40.0% of their workEcology: 45 works · 20.9% of their workEnvironmental Chemistry: 20 works · 9.1% of their workGlobal and Planetary Change: 14 works · 6.6% of their workPollution: 7 works · 3.4% of their workEarth and Planetary Sciences: 29 works · 13.4% of their workOceanography: 29 works · 13.4% of their workEverything else: 77 works · 35.7% of their workLife Sciences: 24 works · 10.9% of their workBiochemistry, Genetics and Molecular Biology: 24 works · 10.9% of their workMolecular Biology: 24 works · 10.9% of their workTHEIR WORKHolger W.Jannasch217works
Life Sciences11%Physical Sciences53%

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 Science8740.0%
    2. Earth and Planetary Sciences2913.4%
  2. Everything else7735.7%
    1. Biochemistry, Genetics and Molecular Biology2410.9%
  1. 1Ecology21% of their works
  2. 2Oceanography13% of their works
  3. 3Molecular Biology11% of their works
  4. 4Environmental Chemistry9% of their works
  5. 5Global and Planetary Change7% of their works
  6. 6Pollution3% of their works

Research topics

Which keywords describe Holger W. Jannasch's research?

The keywords of their largest research topics: Marine Microbes, Microbial Biogeography, Anaerobic, Methane Oxidation, Ecosystem Functioning, Marine Biodiversity, Aquaculture and Oyster Reefs.

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 16 words, with their numbers
  1. Marine Microbes961 topic
  2. Microbial Biogeography961 topic
  3. Anaerobic421 topic
  4. Methane Oxidation421 topic
  5. Ecosystem Functioning331 topic
  6. Marine Biodiversity331 topic
  7. Aquaculture271 topic
  8. Oyster Reefs271 topic
  9. Dissolved Organic Matter231 topic
  10. Eutrophication231 topic
  11. RNA-Seq221 topic
  12. sequence alignment221 topic
  13. Pore Structure161 topic
  14. Shale Gas161 topic
  15. Anammox Bacteria111 topic
  16. Nitrogen-Cycling Network111 topic

Where does Holger W. Jannasch work?

Holger W. Jannasch's main affiliation in the publication record is Woods Hole Oceanographic Institution, United States.

How many publications and citations does Holger W. Jannasch have?

OpenAlex counts 217 works and 19,932 citations for Holger W. Jannasch, an h-index of 80, ranking #23,169 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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