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Researcher · South African Radio Astronomy Observatory · South Africa

Ramotholo Sefako

Ramotholo Sefako publishes mostly in Astronomy and Astrophysics, Instrumentation and Aerospace Engineering, on topics such as Stellar, planetary, and galactic studies, Astronomy and Astrophysical Research and Astro and Planetary Science.

ORCID 0000-0003-3904-6754 OpenAlex
World rank
#1,150,208
of 1,633,909 ranked researchers
Rank in South Africa
#3,919
of 5,570
Works
36
Citations
70
Citations per work
1.9

What does Ramotholo Sefako research?

Astronomy and Astrophysics: 66.1%Instrumentation: 20.3%Aerospace Engineering: 3.4%Nuclear and High Energy Physics: 1.7%other fields: 8.5%66%top field
Astronomy and Astrophysics66.1%Instrumentation20.3%Aerospace Engineering3.4%Nuclear and High Energy Physics1.7%other fields8.5%

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

  1. 1Astronomy and Astrophysics66% of their works
  2. 2Instrumentation20% of their works
  3. 3Aerospace Engineering3% of their works
  4. 4Nuclear and High Energy Physics2% of their works
  5. 5Applied Mathematics2% of their works
  6. 6Education2% of their works

Research topics

Which keywords describe Ramotholo Sefako's research?

The keywords of their largest research topics: Exoplanets, Stellar Astrophysics, Astronomical Instrumentation, Spectrograph, Solar System Abundances, Terrestrial Planets, Accretion Disks and Magnetic Fields.

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. Exoplanets171 topic
  2. Stellar Astrophysics171 topic
  3. Astronomical Instrumentation121 topic
  4. Spectrograph121 topic
  5. Solar System Abundances91 topic
  6. Terrestrial Planets91 topic
  7. Accretion Disks82 topics
  8. Magnetic Fields82 topics
  9. Molecular Clouds61 topic
  10. Star Formation61 topic
  11. Black Holes21 topic
  12. Gamma-Ray Bursts21 topic
  13. Radio Astronomy21 topic
  14. Supernovae21 topic
  15. Transits of Venus21 topic
  16. X-Ray Astronomy21 topic
  17. Crystal Structure Prediction11 topic
  18. Mantle Dynamics11 topic

Where does Ramotholo Sefako work?

Ramotholo Sefako's main affiliation in the publication record is South African Radio Astronomy Observatory, South Africa.

How many publications and citations does Ramotholo Sefako have?

Science Explorer counts 36 works and 70 citations for Ramotholo Sefako, ranking #1,150,208 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.