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Researcher · Univates · Brazil

Rafael Spiekermann

Rafael Spiekermann publishes mostly in Ecology, Evolution, Behavior and Systematics, Earth-Surface Processes and Atmospheric Science, on topics such as Plant Diversity and Evolution, Fern and Epiphyte Biology and Geology and Paleoclimatology Research.

ORCID 0000-0001-8341-7140 OpenAlex
World rank
#5,216,384
of 7,710,434 ranked researchers
Rank in Brazil
#102,724
of 253,246
Works
27
Citations
296
Citations per work
11.0
h-index
10
i10-index 10Top 50% in Ecology, Evolution, Behavior and Systematics
Rafael Spiekermann

What does Rafael Spiekermann research?

Rafael Spiekermann's work is mostly in Agricultural and Biological Sciences (44%), Earth and Planetary Sciences (29%), Biochemistry, Genetics and Molecular Biology (9%).

Life Sciences: 14 works · 53.3% of their workAgricultural and Biological Sciences: 12 works · 44.0% of their workEcology, Evolution, Behavior and Systematics: 12 works · 44.0% of their workBiochemistry, Genetics and Molecular Biology: 3 works · 9.3% of their workMolecular Biology: 3 works · 9.3% of their workPhysical Sciences: 9 works · 34.7% of their workEarth and Planetary Sciences: 8 works · 29.4% of their workEarth-Surface Processes: 3 works · 12.0% of their workAtmospheric Science: 3 works · 10.7% of their workPaleontology: 2 works · 6.7% of their workEnvironmental Science: 1 works · 5.3% of their workGlobal and Planetary Change: 1 works · 5.3% of their workEverything else: 3 works · 12.0% of their workTHEIR WORKRafaelSpiekermann27works
Life Sciences53%Physical Sciences35%

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 Sciences1244.0%
    2. Biochemistry, Genetics and Molecular Biology39.3%
    1. Earth and Planetary Sciences829.4%
    2. Environmental Science15.3%
  3. Everything else312.0%
  1. 1Ecology, Evolution, Behavior and Systematics44% of their works
  2. 2Earth-Surface Processes12% of their works
  3. 3Atmospheric Science11% of their works
  4. 4Molecular Biology9% of their works
  5. 5Paleontology7% of their works
  6. 6Global and Planetary Change5% of their works

Research topics

Which keywords describe Rafael Spiekermann's research?

The keywords of their largest research topics: Biogeography, Angiosperm Phylogeny, Flowering Plants, Climate Change, Epiphytes, Ferns, Fluvial Systems and Glacial Cycles.

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 18 words, with their numbers
  1. Biogeography343 topics
  2. Angiosperm Phylogeny181 topic
  3. Flowering Plants181 topic
  4. Climate Change153 topics
  5. Epiphytes91 topic
  6. Ferns91 topic
  7. Fluvial Systems81 topic
  8. Glacial Cycles81 topic
  9. Paleoclimatology81 topic
  10. Sedimentation81 topic
  11. Gesneriaceae71 topic
  12. phylogenetic reconstruction71 topic
  13. Paleoproductivity51 topic
  14. Paleoredox51 topic
  15. Forest Fires41 topic
  16. Wildfire Activity41 topic
  17. Ecosystem Services31 topic
  18. Pollinator Decline31 topic

Where does Rafael Spiekermann work?

Rafael Spiekermann's main affiliation in the publication record is Univates, Brazil.

How many publications and citations does Rafael Spiekermann have?

OpenAlex counts 27 works and 296 citations for Rafael Spiekermann, an h-index of 10, ranking #5,216,384 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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