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Researcher · Universidad Nacional Autónoma de México · Mexico

John Selvamony Armstrong-Altrin

John Selvamony Armstrong-Altrin publishes mostly in Geochemistry and Petrology, Geophysics and Atmospheric Science, on topics such as Geochemistry and Elemental Analysis, Geological and Geochemical Analysis and Geology and Paleoclimatology Research.

ORCID 0000-0003-3910-5195 OpenAlex
World rank
#120,838
of 7,710,434 ranked researchers
Rank in Mexico
#159
of 55,557
Works
146
Citations
7.5k
Citations per work
51.5
h-index
48
i10-index 98Top 1.9% in Geochemistry and Petrology
John Selvamony Armstrong-Altrin

What does John Selvamony Armstrong-Altrin research?

John Selvamony Armstrong-Altrin's work is mostly in Earth and Planetary Sciences (62%), Computer Science (10%), Environmental Science (6%).

Physical Sciences: 115 works · 78.7% of their workEarth and Planetary Sciences: 91 works · 62.4% of their workGeochemistry and Petrology: 39 works · 26.8% of their workGeophysics: 27 works · 18.8% of their workAtmospheric Science: 16 works · 10.8% of their workPaleontology: 9 works · 6.0% of their workComputer Science: 14 works · 9.8% of their workArtificial Intelligence: 14 works · 9.8% of their workEnvironmental Science: 9 works · 6.5% of their workPollution: 9 works · 6.5% of their workEverything else: 31 works · 21.3% of their workTHEIR WORKJohn SelvamonyArmstrong-Altrin146works
Physical Sciences79%

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. Earth and Planetary Sciences9162.4%
    2. Computer Science149.8%
    3. Environmental Science96.5%
  2. Everything else3121.3%
  1. 1Geochemistry and Petrology27% of their works
  2. 2Geophysics19% of their works
  3. 3Atmospheric Science11% of their works
  4. 4Artificial Intelligence10% of their works
  5. 5Pollution6% of their works
  6. 6Paleontology6% of their works

Research topics

Which keywords describe John Selvamony Armstrong-Altrin's research?

The keywords of their largest research topics: Manganese Oxides, Rare Earth Elements, Tectonics, Geochronology, Zircon, Climate Change, Paleoclimatology and Machine Learning.

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. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 17 words, with their numbers
  1. Manganese Oxides981 topic
  2. Rare Earth Elements981 topic
  3. Tectonics762 topics
  4. Geochronology601 topic
  5. Zircon601 topic
  6. Climate Change431 topic
  7. Paleoclimatology431 topic
  8. Machine Learning391 topic
  9. Mineral Prospectivity391 topic
  10. Paleoproductivity241 topic
  11. Paleoredox241 topic
  12. Contamination201 topic
  13. Heavy Metals201 topic
  14. Fluvial Systems161 topic
  15. Sedimentation161 topic
  16. Actinides91 topic
  17. Uranium91 topic

Where does John Selvamony Armstrong-Altrin work?

John Selvamony Armstrong-Altrin's main affiliation in the publication record is Universidad Nacional Autónoma de México, Mexico.

How many publications and citations does John Selvamony Armstrong-Altrin have?

OpenAlex counts 146 works and 7,517 citations for John Selvamony Armstrong-Altrin, an h-index of 48, ranking #120,838 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation 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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