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Researcher · Cambridge School · Portugal

H. Hamshaw Thomas

H. Hamshaw Thomas publishes mostly in Ecology, Evolution, Behavior and Systematics, Plant Science and Molecular Biology, on topics such as Plant Diversity and Evolution, Plant and animal studies and Botany, Ecology, and Taxonomy Studies.

OpenAlex
World rank
#3,899,596
of 7,710,434 ranked researchers
Rank in Portugal
#19,154
of 41,760
Works
46
Citations
796
Citations per work
17.3

What does H. Hamshaw Thomas research?

H. Hamshaw Thomas's work is mostly in Agricultural and Biological Sciences (69%), Biochemistry, Genetics and Molecular Biology (6%), Earth and Planetary Sciences (6%).

Life Sciences76%Physical Sciences8%

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. Agricultural and Biological Sciences3269.2%
    2. Biochemistry, Genetics and Molecular Biology36.5%
  1. Everything else715.9%
    1. Earth and Planetary Sciences36.5%
    2. Environmental Science11.9%
  1. 1Ecology, Evolution, Behavior and Systematics40% of their works
  2. 2Plant Science27% of their works
  3. 3Molecular Biology6% of their works
  4. 4Paleontology6% of their works
  5. 5Nature and Landscape Conservation2% of their works
  6. 6Soil Science2% of their works

Research topics

Which keywords describe H. Hamshaw Thomas's research?

The keywords of their largest research topics: Biogeography, Taxonomy, Invasive Species, Phylogeny, Angiosperm Phylogeny, Flowering Plants, Biodiversity 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. 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 24 words, with their numbers
  1. Biogeography404 topics
  2. Taxonomy272 topics
  3. Invasive Species223 topics
  4. Phylogeny224 topics
  5. Angiosperm Phylogeny211 topic
  6. Flowering Plants211 topic
  7. Biodiversity162 topics
  8. Climate Change162 topics
  9. Conservation132 topics
  10. Antioxidant91 topic
  11. Cyperus91 topic
  12. Ecosystem Services91 topic
  13. Pollinator Decline91 topic
  14. Flora71 topic
  15. Polyploidy72 topics
  16. Vascular Plants71 topic
  17. Mediterranean61 topic
  18. Vascular Flora61 topic
  19. Epiphytes41 topic
  20. Ferns41 topic
  21. Paleoproductivity41 topic
  22. Paleoredox41 topic
  23. Apomixis31 topic
  24. Grasses31 topic

Where does H. Hamshaw Thomas work?

H. Hamshaw Thomas's main affiliation in the publication record is Cambridge School, Portugal.

How many publications and citations does H. Hamshaw Thomas have?

OpenAlex counts 46 works and 796 citations for H. Hamshaw Thomas, an h-index of 13, ranking #3,899,596 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.

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