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Free Radicals and Antioxidants

Free Radicals and Antioxidants is a research topic within Organic Chemistry. Science Explorer counts 37k research works in it since 1950. 17.6% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on predicting the antioxidant activity of phenolic compounds through theoretical methods, DFT calculations, and analysis of radical scavenging mechanisms. It explores the effects of solvents, reaction kinetics, and redox potentials in the context of oxidative stress and free radicals.

  • Antioxidant
  • Phenolic Compounds
  • Radical Scavenging
  • DFT Calculations
  • Oxidative Stress
  • Free Radicals
  • Hydrogen Atom Transfer
  • Solvent Effects
  • Reaction Kinetics
  • Redox Potentials
Research works
37k
fractional, since 1950
In the world top 10%
6.4k
per year above
Top-10% rate
17.6%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+7%
the tick is no change

Which countries lead Free Radicals and Antioxidants research?

By volume, China and India publish the most (603 and 512 works in 2022–2025).

By volume, 2022–2025

  1. 1 China 603 works
  2. 2 India 512 works
  3. 3 Russia 287 works
  4. 4 United States 233 works
  5. 5 Türkiye 203 works
  6. 6 Iran 107 works
  7. 7 Japan 104 works
  8. 8 Poland 104 works
  9. 9 Brazil 98 works
  10. 10 Saudi Arabia 97 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 25.7%India: 21.8%Russia: 12.2%United States: 9.9%6 others listed: 30.4%26%largest
China603 · 25.7%India512 · 21.8%Russia287 · 12.2%United States233 · 9.9%6 others listed714 · 30.4%

Shares of the rows listed above, not of the whole node.

Which institutions lead Free Radicals and Antioxidants research?

By volume in 2022–2025, King Saud University publishes the most Free Radicals and Antioxidants research, followed by Lomonosov Moscow State University and University of Rajasthan.

Who are the leading researchers in Free Radicals and Antioxidants?

The most-cited researchers publishing on Free Radicals and Antioxidants include John A. Pople, Donald G. Truhlar and Catherine Rice‐Evans.

  1. 1 John A. Pople United States 11k citations
  2. 2 Donald G. Truhlar United States 8.4k citations
  3. 3 Catherine Rice‐Evans United Kingdom 6.3k citations
  4. 4 Martin Karplus United States 4.7k citations
  5. 5 William L. Jorgensen United States 4.5k citations
  6. 6 Michael J. S. Dewar United States 4.3k citations
  7. 7 Barry Halliwell United Kingdom 4k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

Where is Free Radicals and Antioxidants research done?

The largest centres of Free Radicals and Antioxidants research in 2022–2025 are Moscow (Russia), Beijing (China), Chennai (India) and Riyadh (Saudi Arabia).

Largest cities, 2022–2025

  1. 1 Moscow Russia 93 works
  2. 2 Beijing China 80 works
  3. 3 Chennai India 47 works
  4. 4 Riyadh Saudi Arabia 36 works
  5. 5 Istanbul Türkiye 31 works
  6. 6 Tehran Iran 28 works
  7. 7 Nanjing China 28 works
  8. 8 Shanghai China 25 works
  9. 9 Paris France 24 works
  10. 10 Chengdu China 24 works
See Free Radicals and Antioxidants on the map

Where is the best place to study Free Radicals and Antioxidants?

Among universities, judged by research, King Saud University, Northeast Forestry University and University of Kragujevac score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%25%50%mean 20.06%fractional works in this node (log) →share in the world top 10% →King Saud University: 23, 29.4%Northeast Forestry University: 9, 46.9%University of Kragujevac: 8, 19.9%Sivas Cumhuriyet Üniversitesi: 8, 12.5%University of Da Nang: 9, 9.4%Vellore Institute of Technology University: 11, 57.8%Slovak University of Technology in Bratislava: 9, 11.5%Lomonosov Moscow State University: 15, 10.8%Central University of Rajasthan: 12, 0.0%University of Rajasthan: 14, 2.4%Northeast Forestry U…King Saud UniversityUniversity of Kraguj…Sivas Cumhuriyet Üni…
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 King Saud UniversitySaudi Arabia 65.729.4%6.7×23 +33.5%
2 Northeast Forestry UniversityChina 47.046.9%8.2×9 -53.1%
3 University of KragujevacSerbia 45.419.9%18.7×8 +51.2%
4 Sivas Cumhuriyet ÜniversitesiTürkiye 43.812.5%8.8×8 +335.0%
5 University of Da NangVietnam 42.89.4%30.1×9
6 Vellore Institute of Technology UniversityIndia 42.157.8%3.0×11 -45.1%
7 Slovak University of Technology in BratislavaSlovakia 38.511.5%18.7×9 -7.2%
8 Lomonosov Moscow State UniversityRussia 38.410.8%4.7×15 +26.3%
9 Central University of RajasthanIndia 37.80.0%28.7×12
10 University of RajasthanIndia 36.72.4%27.2×14 -68.2%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Free Radicals and Antioxidants research growing?

Output in 2018–2022 was 7% higher than in 2013–2017, peaking in 2022. The fastest-growing topics are Free Radicals and Antioxidants.

19801990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.