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Researcher · University of Copenhagen · Denmark

S. J. Johnsen

S. J. Johnsen publishes mostly in Atmospheric Science, Ecology and Environmental Chemistry, on topics such as Geology and Paleoclimatology Research, Cryospheric studies and observations and Methane Hydrates and Related Phenomena.

OpenAlex
World rank
#14,650
of 7,710,434 ranked researchers
Rank in Denmark
#44
of 43,819
Works
382
Citations
51k
Citations per work
133.4
h-index
100
i10-index 177Top 0.2% in Atmospheric Science
S. J. Johnsen

What does S. J. Johnsen research?

S. J. Johnsen's work is mostly in Earth and Planetary Sciences (58%), Environmental Science (20%), Social Sciences (3%).

Physical Sciences: 298 works · 78.1% of their workEarth and Planetary Sciences: 221 works · 57.9% of their workAtmospheric Science: 209 works · 54.6% of their workGeochemistry and Petrology: 13 works · 3.3% of their workEnvironmental Science: 77 works · 20.2% of their workEcology: 33 works · 8.7% of their workEnvironmental Chemistry: 31 works · 8.1% of their workGlobal and Planetary Change: 13 works · 3.4% of their workEverything else: 71 works · 18.7% of their workSocial Sciences: 12 works · 3.2% of their workSocial Sciences: 12 works · 3.2% of their workAnthropology: 12 works · 3.2% of their workTHEIR WORKS. J. Johnsen382works
Physical Sciences78%Social Sciences3%

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. Earth and Planetary Sciences22157.9%
    2. Environmental Science7720.2%
  2. Everything else7118.7%
    1. Social Sciences123.2%
  1. 1Atmospheric Science55% of their works
  2. 2Ecology9% of their works
  3. 3Environmental Chemistry8% of their works
  4. 4Global and Planetary Change3% of their works
  5. 5Geochemistry and Petrology3% of their works
  6. 6Anthropology3% of their works

Research topics

Which keywords describe S. J. Johnsen's research?

The keywords of their largest research topics: Climate Change, Glacial Cycles, Paleoclimatology, Hydrology, Remote Sensing, Glacier, Water Availability and Anaerobic.

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 20 words, with their numbers
  1. Climate Change4615 topics
  2. Glacial Cycles2171 topic
  3. Paleoclimatology2171 topic
  4. Hydrology1952 topics
  5. Remote Sensing1752 topics
  6. Glacier1531 topic
  7. Water Availability1531 topic
  8. Anaerobic661 topic
  9. Methane Oxidation661 topic
  10. Arctic642 topics
  11. Stable Isotopes561 topic
  12. Trophic Position561 topic
  13. Carbon Feedback421 topic
  14. Permafrost421 topic
  15. Groundwater271 topic
  16. Isotopes271 topic
  17. Hominin Genetics261 topic
  18. Paleolithic Archaeology261 topic
  19. Decline221 topic
  20. Sea Ice221 topic

Where does S. J. Johnsen work?

S. J. Johnsen's main affiliation in the publication record is University of Copenhagen, Denmark.

How many publications and citations does S. J. Johnsen have?

OpenAlex counts 382 works and 50,969 citations for S. J. Johnsen, an h-index of 100, ranking #14,650 of 7,710,434 researchers worldwide on the quality 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 have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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