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Researcher · University of Oklahoma Health Sciences Center · United States

Karl R. Hansen

Karl R. Hansen publishes mostly in Reproductive Medicine, Molecular Biology and Pediatrics, Perinatology and Child Health, on topics such as Ovarian function and disorders, Reproductive Health and Technologies and Assisted Reproductive Technology and Twin Pregnancy.

ORCID 0000-0002-2122-8843 OpenAlex
World rank
#66,378
of 1,633,909 ranked researchers
Rank in United States
#30,007
of 358,040
Works
48
Citations
289
Citations per work
6.0

What does Karl R. Hansen research?

Reproductive Medicine: 32.8%Molecular Biology: 10.9%Pediatrics, Perinatology and Child Health: 7.8%Public Health, Environmental and Occupational Health: 7.8%other fields: 40.7%33%top field
Reproductive Medicine32.8%Molecular Biology10.9%Pediatrics, Perinatology and Child Health7.8%Public Health, Environmental and Occupational Health7.8%other fields40.7%

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

  1. 1Reproductive Medicine33% of their works
  2. 2Molecular Biology11% of their works
  3. 3Pediatrics, Perinatology and Child Health8% of their works
  4. 4Public Health, Environmental and Occupational Health8% of their works
  5. 5Obstetrics and Gynecology6% of their works
  6. 6Environmental Chemistry3% of their works

Research topics

Which keywords describe Karl R. Hansen's research?

The keywords of their largest research topics: Infertility, Assisted Reproductive Technology, Ovarian Reserve, Polycystic Ovary Syndrome, Global Trends, Reproductive Technologies, In Vitro Fertilization and Twin Pregnancy.

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 18 words, with their numbers
  1. Infertility162 topics
  2. Assisted Reproductive Technology112 topics
  3. Ovarian Reserve101 topic
  4. Polycystic Ovary Syndrome101 topic
  5. Global Trends61 topic
  6. Reproductive Technologies61 topic
  7. In Vitro Fertilization51 topic
  8. Twin Pregnancy51 topic
  9. Fertility Preservation41 topic
  10. Ovarian Tissue Cryopreservation41 topic
  11. Oxidative Stress31 topic
  12. Sperm DNA Fragmentation31 topic
  13. Agrobacterium-Mediated Transformation21 topic
  14. Drug Discovery21 topic
  15. Mutation Breeding21 topic
  16. Peptide Synthesis21 topic
  17. Plant Secondary Metabolites21 topic
  18. TILLING21 topic

Where does Karl R. Hansen work?

Karl R. Hansen's main affiliation in the publication record is University of Oklahoma Health Sciences Center, United States.

How many publications and citations does Karl R. Hansen have?

Science Explorer counts 48 works and 289 citations for Karl R. Hansen, ranking #66,378 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.