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Researcher · University of Bergen · Norway

Geir Hallan

Geir Hallan publishes mostly in Surgery, Orthopedics and Sports Medicine and Internal Medicine, on topics such as Total Knee Arthroplasty Outcomes, Orthopaedic implants and arthroplasty and Orthopedic Infections and Treatments.

World rank
#1,280,478
of 1,633,909 ranked researchers
Rank in Norway
#5,423
of 6,482
Works
19
Citations
34
Citations per work
1.8

What does Geir Hallan research?

Surgery: 81.8%Orthopedics and Sports Medicine: 3.0%Internal Medicine: 3.0%Infectious Diseases: 3.0%other fields: 9.2%82%top field
Surgery81.8%Orthopedics and Sports Medicine3.0%Internal Medicine3.0%Infectious Diseases3.0%other fields9.2%

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

  1. 1Surgery82% of their works
  2. 2Orthopedics and Sports Medicine3% of their works
  3. 3Internal Medicine3% of their works
  4. 4Infectious Diseases3% of their works
  5. 5Epidemiology3% of their works
  6. 6Materials Chemistry3% of their works

Research topics

Which keywords describe Geir Hallan's research?

The keywords of their largest research topics: Revision Surgery, Total Hip Replacement, Epidemiology, Arthroplasty, Total Knee Replacement, Hip Arthroplasty, Periprosthetic Joint Infection and Prosthetic Joint Infections.

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 19 words, with their numbers
  1. Revision Surgery172 topics
  2. Total Hip Replacement172 topics
  3. Epidemiology102 topics
  4. Arthroplasty91 topic
  5. Total Knee Replacement91 topic
  6. Hip Arthroplasty81 topic
  7. Periprosthetic Joint Infection81 topic
  8. Prosthetic Joint Infections81 topic
  9. Wear Particles81 topic
  10. Antithrombotic Therapy11 topic
  11. Bone Healing11 topic
  12. Fracture Epidemiology11 topic
  13. MRSA11 topic
  14. Nanodiamonds11 topic
  15. Nanoindentation11 topic
  16. Quantum Sensing11 topic
  17. Staphylococcus aureus11 topic
  18. Thin Films11 topic
  19. Venous Thromboembolism11 topic

Where does Geir Hallan work?

Geir Hallan's main affiliation in the publication record is University of Bergen, Norway.

How many publications and citations does Geir Hallan have?

Science Explorer counts 19 works and 34 citations for Geir Hallan, ranking #1,280,478 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.