Science Explorer Interactive view Map

Hermann August Hagen

Hermann August Hagen publishes mostly in Ecology, Evolution, Behavior and Systematics, Plant Science and Anthropology, on topics such as Plant and animal studies, Fossil Insects in Amber and Botany and Plant Ecology Studies.

World rank
#1,065,860
of 1,633,909 ranked researchers
Rank in United States
#274,805
of 358,040
Works
40
Citations
27
Citations per work
0.7

What does Hermann August Hagen research?

Ecology, Evolution, Behavior and Systematics: 27.1%Plant Science: 14.6%Anthropology: 6.3%Insect Science: 4.2%other fields: 47.8%27%top field
Ecology, Evolution, Behavior and Systematics27.1%Plant Science14.6%Anthropology6.3%Insect Science4.2%other fields47.8%

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

  1. 1Ecology, Evolution, Behavior and Systematics27% of their works
  2. 2Plant Science15% of their works
  3. 3Anthropology6% of their works
  4. 4Insect Science4% of their works
  5. 5Language and Linguistics4% of their works
  6. 6Museology4% of their works

Research topics

Which keywords describe Hermann August Hagen's research?

The keywords of their largest research topics: Biodiversity, Climate Change, Invasive Species, Conservation, Ecosystem Services, Pollinator Decline, Amber Fossils and Flora.

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. Biodiversity103 topics
  2. Climate Change103 topics
  3. Invasive Species82 topics
  4. Conservation52 topics
  5. Ecosystem Services51 topic
  6. Pollinator Decline51 topic
  7. Amber Fossils31 topic
  8. Flora31 topic
  9. Insect Evolution31 topic
  10. Vascular Plants31 topic
  11. Attitudes21 topic
  12. Caterpillar Envenoming21 topic
  13. Diptera21 topic
  14. Flagship Species21 topic
  15. Phylogeny21 topic
  16. Processionary Moth21 topic
  17. Roman Economy21 topic
  18. Urban Workshops21 topic
  19. Anhydrobiosis11 topic
  20. Tardigrades11 topic

Where does Hermann August Hagen work?

Hermann August Hagen's main affiliation in the publication record is Cambridge Hospital, United States.

How many publications and citations does Hermann August Hagen have?

Science Explorer counts 40 works and 27 citations for Hermann August Hagen, ranking #1,065,860 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.