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Researcher · University of Bonn · Germany

Nicholas J. Kiefer

Nicholas J. Kiefer publishes mostly in Surgery, Cardiology and Cardiovascular Medicine and Epidemiology, on topics such as Hemodynamic Monitoring and Therapy, Anesthesia and Sedative Agents and Cardiac, Anesthesia and Surgical Outcomes.

ORCID 0000-0002-2574-7106 OpenAlex
World rank
#2,184,702
of 7,710,434 ranked researchers
Rank in Germany
#107,780
of 364,343
Works
46
Citations
1k
Citations per work
22.0
h-index
12
i10-index 17Top 38% in Surgery
Nicholas J. Kiefer

What does Nicholas J. Kiefer research?

Nicholas J. Kiefer's work is mostly in Medicine (50%), Engineering (4%).

Health Sciences: 23 works · 50.0% of their workMedicine: 23 works · 50.0% of their workSurgery: 10 works · 21.1% of their workCardiology and Cardiovascular Medicine: 8 works · 16.4% of their workEpidemiology: 2 works · 4.7% of their workAnesthesiology and Pain Medicine: 2 works · 3.9% of their workReproductive Medicine: 2 works · 3.9% of their workEverything else: 21 works · 46.1% of their workPhysical Sciences: 2 works · 3.9% of their workEngineering: 2 works · 3.9% of their workBiomedical Engineering: 2 works · 3.9% of their workTHEIR WORKNicholas J.Kiefer46works
Physical Sciences4%Health Sciences50%

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. Medicine2350.0%
  2. Everything else2146.1%
    1. Engineering23.9%
  1. 1Surgery21% of their works
  2. 2Cardiology and Cardiovascular Medicine16% of their works
  3. 3Epidemiology5% of their works
  4. 4Anesthesiology and Pain Medicine4% of their works
  5. 5Reproductive Medicine4% of their works
  6. 6Biomedical Engineering4% of their works

Research topics

Which keywords describe Nicholas J. Kiefer's research?

The keywords of their largest research topics: Cytoreductive Surgery, Fluid Responsiveness, Hemodynamic Monitoring, Anesthesia, Cardiac Risk, Colorectal Cancer, Genomic Analysis and Intraperitoneal Chemotherapy.

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 17 words, with their numbers
  1. Cytoreductive Surgery102 topics
  2. Fluid Responsiveness81 topic
  3. Hemodynamic Monitoring81 topic
  4. Anesthesia51 topic
  5. Cardiac Risk51 topic
  6. Colorectal Cancer51 topic
  7. Genomic Analysis51 topic
  8. Intraperitoneal Chemotherapy51 topic
  9. Ovarian Cancer51 topic
  10. Perioperative51 topic
  11. Sedation51 topic
  12. Amino Acid Transporters31 topic
  13. Cardiac Imaging31 topic
  14. Coronary Artery Disease31 topic
  15. D-Serine31 topic
  16. Photoplethysmography31 topic
  17. Remote Monitoring31 topic

Where does Nicholas J. Kiefer work?

Nicholas J. Kiefer's main affiliation in the publication record is University of Bonn, Germany.

How many publications and citations does Nicholas J. Kiefer have?

OpenAlex counts 46 works and 1,014 citations for Nicholas J. Kiefer, an h-index of 12, ranking #2,184,702 of 7,710,434 researchers worldwide on the quality 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 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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