Science Explorer Back to mapMap
Discussion
Topic · Water Science and Technology

Advanced oxidation water treatment

Advanced oxidation water treatment is a research topic within Water Science and Technology. Science Explorer counts 29k research works in it since 1950. 9.8% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the application of Advanced Oxidation Processes (AOPs) for water and wastewater treatment, including topics such as oxidation kinetics, wastewater decontamination, peroxymonosulfate activation, Fenton reaction chemistry, electrochemical technologies, organic contaminant degradation, sulfate radical generation, and heterogeneous catalysis.

  • Advanced Oxidation Processes
  • Water Treatment
  • Oxidation Kinetics
  • Wastewater Decontamination
  • Peroxymonosulfate Activation
  • Fenton Reaction Chemistry
  • Electrochemical Technologies
  • Organic Contaminant Degradation
  • Sulfate Radical Generation
  • Heterogeneous Catalysis
Research works
29k
fractional, since 1950
In the world top 10%
2.9k
per year above
Top-10% rate
9.8%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+52%
the tick is no change
Largest producer
China
73% of the 10 largest, 2022-now
Advanced oxidation water treatment

Which countries lead Advanced oxidation water treatment research?

By volume, China and India publish the most (6.5k and 655 works in 2022-now).

By volume, 2022-now

  1. 1 China 6.5k works
  2. 2 India 655 works
  3. 3 United States 360 works
  4. 4 Iran 282 works
  5. 5 Brazil 239 works
  6. 6 Spain 196 works
  7. 7 South Korea 196 works
  8. 8 Türkiye 189 works
  9. 9 Saudi Arabia 132 works
  10. 10 ?? 131 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: 73.2%India: 7.4%United States: 4.1%Iran: 3.2%6 others listed: 12.2%73%largest
China6,498 · 73.2%India655 · 7.4%United States360 · 4.1%Iran282 · 3.2%6 others listed1,084 · 12.2%

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

Which institutions lead Advanced oxidation water treatment research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Advanced oxidation water treatment research, followed by Tongji University and Harbin Institute of Technology.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 246 works
  2. 2 Tongji UniversityChina 175 works
  3. 3 Harbin Institute of TechnologyChina 159 works
  4. 4 Sichuan UniversityChina 99 works
  5. 5 Hunan UniversityChina 87 works
  6. 6 Tsinghua UniversityChina 83 works
  7. 7 Nankai UniversityChina 74 works
  8. 8 Centre National de la Recherche ScientifiqueFrance 64 works
  9. 9 Tianjin UniversityChina 60 works
  10. 10 South China University of TechnologyChina 60 works

Who are the leading researchers in Advanced oxidation water treatment?

The most-cited researchers publishing on Advanced oxidation water treatment include Michaël Grätzel, Wei Huang and Kai You Wang.

  1. 1 Michaël Grätzel Switzerland 458k citations
  2. 2 Wei Huang China 267k citations
  3. 3 Kai You Wang China 224k citations
  4. 4 Lei Jiang China 214k citations
  5. 5 Jiaguo Yu China 207k citations
  6. 6 Guangming Zeng China 204k citations
  7. 7 Hua Zhang Singapore 196k citations
  8. 8 Qiang Zhang China 184k citations
  9. 9 Barry B. Halliwell United Kingdom 179k citations

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

What are the most cited papers in Advanced oxidation water treatment?

The most cited paper in Advanced oxidation water treatment is "Critical Review of rate constants for reactions of hydrated electrons, hydrogen atoms and hydroxyl radicals (⋅OH/⋅O− in Aqueous Solution" (George V. Buxton, Clive L. Greenstock, W. Phillips Helman et al., 1988), with 12,349 citations. Next come "Recent developments in photocatalytic water treatment technology: A review" (5,367) and "Generation and Detection of Reactive Oxygen Species in Photocatalysis" (4,774).

Most cited papers
#PaperReleasedCitations
1 Critical Review of rate constants for reactions of hydrated electrons, hydrogen atoms and hydroxyl radicals (⋅OH/⋅O− in Aqueous Solution George V. Buxton, Clive L. Greenstock, W. Phillips Helman et al. · Journal of Physical and Chemical Reference Data Apr 1988 12,349
2 Recent developments in photocatalytic water treatment technology: A review Meng Nan Chong, Bo Jin, Christopher W.K. Chow et al. · Water Research 22 Mar 2010 5,367
3 Generation and Detection of Reactive Oxygen Species in Photocatalysis Yoshio Nosaka, Atsuko Y. Nosaka · Chemical Reviews Review 4 Aug 2017 4,774
4 TiO2-assisted photocatalytic degradation of azo dyes in aqueous solution: kinetic and mechanistic investigations Ioannis Konstantinou, Triantafyllos A. Albanis · Applied Catalysis B: Environmental 10 Feb 2004 4,176
5 Activation of persulfate (PS) and peroxymonosulfate (PMS) and application for the degradation of emerging contaminants Jianlong Wang, Shizong Wang · Chemical Engineering Journal 20 Nov 2017 4,118
All 100 most cited papers, with filters and sorting

Where is Advanced oxidation water treatment research done?

The largest centres of Advanced oxidation water treatment research in 2022-now are Beijing (China), Nanjing (China), Shanghai (China) and Guangzhou (China). Among places with at least 20 works in it, it is an unusually large share of all research in Siping, Shanghai and Chengdu.

Largest cities, 2022-now

  1. 1 BeijingChina 901 works
  2. 2 NanjingChina 459 works
  3. 3 ShanghaiChina 356 works
  4. 4 GuangzhouChina 295 works
  5. 5 WuhanChina 271 works
  6. 6 TianjinChina 240 works
  7. 7 HangzhouChina 230 works
  8. 8 HarbinChina 224 works
  9. 9 ChengduChina 219 works
  10. 10 ChangshaChina 206 works

Where it is the local speciality

  1. SipingCN · 20.3 works33×
  2. Shanghai37.4 works25×
  3. Chengdu23.1 works12×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Advanced oxidation water treatment than the world average.

See Advanced oxidation water treatment on the map

Where is the best place to study Advanced oxidation water treatment?

Among universities, judged by research, Hunan University, The University of Adelaide and Tongji University 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%20%40%mean 21.72%fractional works in this field (log) →share of work in the world top 10% →The University of Ad…Hunan UniversityHarbin Institute of …Tongji University
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Hunan UniversityChina 75.125.9%12.8×87 +47.7%
2The University of AdelaideAustralia 75.036.5%6.5×26 +61.6%
3Tongji UniversityChina 67.214.3%11.9×175 +59.9%
4Harbin Institute of TechnologyChina 67.215.8%10.2×159 +56.8%
5Nankai UniversityChina 62.917.7%11.3×74 +81.7%
6Sichuan UniversityChina 62.418.2%4.6×100 +74.8%
7Beijing University of Civil Engineering and ArchitectureChina 61.730.1%12.2×16 +207.4%
8Tsinghua UniversityChina 57.916.1%3.7×83 +53.1%
9University of Shanghai for Science and TechnologyChina 55.621.7%7.6×31 +151.6%
10Hong Kong University of Science and TechnologyChina 55.320.9%4.5×18 +26.4%

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Advanced oxidation water treatment, country by country

Is Advanced oxidation water treatment research growing?

Output in 2022-2025 was 52% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Advanced oxidation water treatment.

still counting19801990200020102020
grewheldshrank

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

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Advanced oxidation water treatment as a percentage of every work published that year, 0.037% in 2024.

still counting0.020%0.040%0.060%Advanced oxidation water treatment0.046% in 202519801990200020102020

Fractional works of Advanced oxidation water treatment over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Advanced oxidation water treatment9.9% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

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.

Discussion

Ask a question or share a note about Advanced oxidation water treatment. Posts are plain text and can be reported.