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World rank
#4,244,641
of 7,710,434 ranked researchers
Rank in United Kingdom
#267,340
of 367,258
Works
20
Citations
488
Citations per work
24.4

What does P. D. Holtom research?

P. D. Holtom's work is mostly in Physics and Astronomy (55%), Earth and Planetary Sciences (20%), Chemistry (15%).

Physical Sciences95%

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 Astronomy1155.0%
    2. Earth and Planetary Sciences420.0%
    3. Chemistry315.0%
    4. Engineering15.0%
  1. Everything else15.0%
  1. 1Astronomy and Astrophysics35% of their works
  2. 2Atmospheric Science20% of their works
  3. 3Atomic and Molecular Physics, and Optics20% of their works
  4. 4Spectroscopy15% of their works
  5. 5Electrical and Electronic Engineering3% of their works
  6. 6Mechanics of Materials2% of their works

Research topics

Which keywords describe P. D. Holtom's research?

The keywords of their largest research topics: Molecular Clouds, Star Formation, Density Functional Theory, Dispersion Correction, Molecular Structure, Ozone Depletion, Rotational Spectroscopy and Solar System Abundances.

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. Molecular Clouds121 topic
  2. Star Formation121 topic
  3. Density Functional Theory101 topic
  4. Dispersion Correction101 topic
  5. Molecular Structure81 topic
  6. Ozone Depletion81 topic
  7. Rotational Spectroscopy81 topic
  8. Solar System Abundances81 topic
  9. Stratospheric Water Vapor81 topic
  10. Terrestrial Planets81 topic
  11. Atmospheric Aerosols21 topic
  12. Black Carbon21 topic
  13. Climate Change11 topic
  14. Glacier11 topic
  15. Spectroscopic Databases11 topic
  16. Terahertz Quantum-Cascade Lasers11 topic

Where does P. D. Holtom work?

P. D. Holtom's main affiliation in the publication record is The Open University, United Kingdom.

How many publications and citations does P. D. Holtom have?

OpenAlex counts 20 works and 488 citations for P. D. Holtom, an h-index of 7, ranking #4,244,641 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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