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Researcher · Western University · Canada

Jonathan O’Callaghan

Jonathan O’Callaghan publishes mostly in Astronomy and Astrophysics, Aerospace Engineering and Geophysics, on topics such as Space Science and Extraterrestrial Life, Astro and Planetary Science and Planetary Science and Exploration.

ORCID 0000-0003-1863-838X OpenAlex
World rank
#7,700,963
of 7,710,434 ranked researchers
Rank in Canada
#183,171
of 183,316
Works
208
Citations
260
Citations per work
1.3
h-index
7
i10-index 7Top 73% in Astronomy and Astrophysics
Jonathan O’Callaghan

What does Jonathan O’Callaghan research?

Jonathan O’Callaghan's work is mostly in Physics and Astronomy (61%), Engineering (4%), Earth and Planetary Sciences (4%).

Physical Sciences: 144 works · 69.2% of their workPhysics and Astronomy: 126 works · 60.7% of their workAstronomy and Astrophysics: 118 works · 56.9% of their workInstrumentation: 8 works · 3.8% of their workEngineering: 9 works · 4.4% of their workAerospace Engineering: 9 works · 4.4% of their workEarth and Planetary Sciences: 9 works · 4.1% of their workGeophysics: 9 works · 4.1% of their workEverything else: 53 works · 25.4% of their workHealth Sciences: 7 works · 3.3% of their workMedicine: 7 works · 3.3% of their workReproductive Medicine: 7 works · 3.3% of their workSocial Sciences: 4 works · 2.1% of their workSocial Sciences: 4 works · 2.1% of their workPolitical Science and International Relations: 4 works · 2.1% of their workTHEIR WORKJonathanO’Callaghan208works
Physical Sciences69%Health Sciences3%Social Sciences2%

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. Physics and Astronomy12660.7%
    2. Engineering94.4%
    3. Earth and Planetary Sciences94.1%
  2. Everything else5325.4%
    1. Medicine73.3%
    1. Social Sciences42.1%
  1. 1Astronomy and Astrophysics57% of their works
  2. 2Aerospace Engineering4% of their works
  3. 3Geophysics4% of their works
  4. 4Instrumentation4% of their works
  5. 5Reproductive Medicine3% of their works
  6. 6Political Science and International Relations2% of their works

Research topics

Which keywords describe Jonathan O’Callaghan's research?

The keywords of their largest research topics: Astrobiology, Extraterrestrial Life, Solar System Abundances, Terrestrial Planets, Mars, Martian Surface, Space Policy and Space Tourism.

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. Astrobiology541 topic
  2. Extraterrestrial Life541 topic
  3. Solar System Abundances401 topic
  4. Terrestrial Planets401 topic
  5. Mars371 topic
  6. Martian Surface371 topic
  7. Space Policy271 topic
  8. Space Tourism271 topic
  9. Radio Astronomy161 topic
  10. Transits of Venus161 topic
  11. Astronomical Instrumentation151 topic
  12. Spectrograph151 topic
  13. Biomedical Science131 topic
  14. Health Research131 topic
  15. Extravehicular Activity101 topic
  16. Space Suit101 topic

Where does Jonathan O’Callaghan work?

Jonathan O’Callaghan's main affiliation in the publication record is Western University, Canada.

How many publications and citations does Jonathan O’Callaghan have?

OpenAlex counts 208 works and 260 citations for Jonathan O’Callaghan, an h-index of 7, ranking #7,700,963 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.

Other researchers named Jonathan O’Callaghan

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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