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World rank
#3,583,167
of 7,710,434 ranked researchers
Rank in South Africa
#15,636
of 29,826
Works
17
Citations
46
Citations per work
2.7

What does A. H. Botha research?

A. H. Botha's work is mostly in Engineering (68%), Physics and Astronomy (16%), Medicine (9%).

Physical Sciences84%Health Sciences9%

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. Engineering1167.5%
    2. Physics and Astronomy316.3%
    1. Medicine29.3%
  1. Everything else16.9%
  1. 1Aerospace Engineering33% of their works
  2. 2Electrical and Electronic Engineering30% of their works
  3. 3Radiation9% of their works
  4. 4Pulmonary and Respiratory Medicine9% of their works
  5. 5Atomic and Molecular Physics, and Optics7% of their works
  6. 6Biomedical Engineering5% of their works

Research topics

Which keywords describe A. H. Botha's research?

The keywords of their largest research topics: Negative Ion Sources, Superconducting Cavities, Free-Electron Lasers, X-Ray, Particle Therapy, Proton Therapy, High Power Terahertz Sources and Neutron Imaging.

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 16 words, with their numbers
  1. Negative Ion Sources121 topic
  2. Superconducting Cavities121 topic
  3. Free-Electron Lasers101 topic
  4. X-Ray101 topic
  5. Particle Therapy41 topic
  6. Proton Therapy41 topic
  7. High Power Terahertz Sources31 topic
  8. Neutron Imaging31 topic
  9. Small-Angle Scattering31 topic
  10. Vacuum Electronics31 topic
  11. Nb3Sn Conductor21 topic
  12. Superconducting Magnets21 topic
  13. Cryogenic Storage11 topic
  14. Liquefied Natural Gas (LNG)11 topic
  15. On-Orbit Servicing11 topic
  16. Space Debris11 topic

Where does A. H. Botha work?

A. H. Botha's main affiliation in the publication record is iThemba Laboratory, South Africa.

How many publications and citations does A. H. Botha have?

OpenAlex counts 17 works and 46 citations for A. H. Botha, an h-index of 4, ranking #3,583,167 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.

Discussion

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