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Researcher · University of Ottawa · Canada

John Holmes

John Holmes publishes mostly in Spectroscopy, Epidemiology and General Health Professions, on topics such as Substance Abuse Treatment and Outcomes, Advanced Chemical Physics Studies and Mass Spectrometry Techniques and Applications.

World rank
#337,731
of 1,633,909 ranked researchers
Rank in Canada
#11,613
of 38,960
Works
94
Citations
195
Citations per work
2.1

What does John Holmes research?

Spectroscopy: 10.6%Epidemiology: 8.2%General Health Professions: 7.1%Organic Chemistry: 7.1%other fields: 67.0%11%top field
Spectroscopy10.6%Epidemiology8.2%General Health Professions7.1%Organic Chemistry7.1%other fields67.0%

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

  1. 1Spectroscopy11% of their works
  2. 2Epidemiology8% of their works
  3. 3General Health Professions7% of their works
  4. 4Organic Chemistry7% of their works
  5. 5Atomic and Molecular Physics, and Optics6% of their works
  6. 6Health5% of their works

Research topics

Which keywords describe John Holmes's research?

The keywords of their largest research topics: Public Health, Social Support, Alcohol Dependence, Substance Use Disorders, Density Functional Theory, Dispersion Correction, Health and Homelessness.

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. Public Health82 topics
  2. Social Support82 topics
  3. Alcohol Dependence61 topic
  4. Substance Use Disorders61 topic
  5. Density Functional Theory51 topic
  6. Dispersion Correction51 topic
  7. Health41 topic
  8. Homelessness41 topic
  9. Ionization41 topic
  10. Mass Spectrometry41 topic
  11. Social Relationships41 topic
  12. Socioeconomic Inequalities41 topic
  13. Chiral Separation31 topic
  14. Enthalpies31 topic
  15. Liquid Chromatography31 topic
  16. Vaporization31 topic
  17. Chemistry Education21 topic
  18. Laboratory Techniques21 topic

Where does John Holmes work?

John Holmes's main affiliation in the publication record is University of Ottawa, Canada.

How many publications and citations does John Holmes have?

Science Explorer counts 94 works and 195 citations for John Holmes, ranking #337,731 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.

Other researchers named John Holmes

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