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Topic · Renewable Energy, Sustainability and the Environment

Advanced Photocatalysis Techniques

Advanced Photocatalysis Techniques is a research topic within Renewable Energy, Sustainability and the Environment. Science Explorer counts 106k research works in it since 1956. 9.7% of them reached the world's top 10% most cited for their field and year.

This cluster of papers covers advances in the development of photocatalytic materials for solar energy conversion, with a focus on semiconductor-based photocatalysts, visible light-driven water splitting, graphene-based nanocomposites, and plasmonic enhancement. The research also explores the use of these materials for hydrogen production, CO2 reduction, and overall water splitting, aiming to address the challenges of sustainable energy generation.

  • Photocatalyst
  • Semiconductor
  • Visible Light
  • Water Splitting
  • Graphene
  • Hydrogen Production
  • Nanomaterials
  • Plasmonic
  • CO2 Reduction
  • Solar Energy
Research works
106k
fractional, since 1956
In the world top 10%
10k
per year above
Top-10% rate
9.7%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+41%
the tick is no change
Largest producer
China
68% of the 10 largest, 2022-now
Advanced Photocatalysis Techniques

Which countries lead Advanced Photocatalysis Techniques research?

By volume, China and India publish the most (23k and 3.9k works in 2022-now).

By volume, 2022-now

  1. 1 China 23k works
  2. 2 India 3.9k works
  3. 3 South Korea 1.3k works
  4. 4 United States 1.3k works
  5. 5 Iran 968 works
  6. 6 Saudi Arabia 898 works
  7. 7 Japan 763 works
  8. 8 Pakistan 551 works
  9. 9 Taiwan 551 works
  10. 10 ?? 517 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: 68.4%India: 11.5%South Korea: 3.9%United States: 3.7%6 others listed: 12.5%68%largest
China23k · 68.4%India3,895 · 11.5%South Korea1,307 · 3.9%United States1,271 · 3.7%6 others listed4,248 · 12.5%

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

Which institutions lead Advanced Photocatalysis Techniques research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Advanced Photocatalysis Techniques research, followed by Fuzhou University and Jiangsu University.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 1.3k works
  2. 2 Fuzhou UniversityChina 291 works
  3. 3 Jiangsu UniversityChina 254 works
  4. 4 Jilin UniversityChina 242 works
  5. 5 Centre National de la Recherche ScientifiqueFrance 235 works
  6. 6 Harbin Institute of TechnologyChina 220 works
  7. 7 Tsinghua UniversityChina 217 works
  8. 8 Tongji UniversityChina 204 works
  9. 9 Tianjin UniversityChina 203 works
  10. 10 University of Chinese Academy of SciencesChina 199 works

Who are the leading researchers in Advanced Photocatalysis Techniques?

The most-cited researchers publishing on Advanced Photocatalysis Techniques include Zhong Lin Wang, Michaël Grätzel and John P. Perdew.

  1. 1 Zhong Lin Wang United States 491k citations
  2. 2 Michaël Grätzel Switzerland 458k citations
  3. 3 John P. Perdew United States 436k citations
  4. 4 Georg Kresse Austria 431k citations
  5. 5 Kostya S. Novoselov United Kingdom 331k citations
  6. 6 Yury G. Gogotsi United States 313k citations
  7. 7 Wei Huang China 267k citations
  8. 8 Yi Ping Cui United States 261k citations
  9. 9 Ben Zhong Tang China 261k citations
  10. 10 Jens K. Nørskov Denmark 260k 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 Photocatalysis Techniques?

The most cited paper in Advanced Photocatalysis Techniques is "A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO2 films" (Brian C. O’Regan, Michaël Grätzel, 1991), with 28,576 citations. Next come "Organometal Halide Perovskites as Visible-Light Sensitizers for Photovoltaic Cells" (23,141) and "Photoelectrochemical cells" (12,688).

Most cited papers
#PaperReleasedCitations
1 A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO2 films Brian C. O’Regan, Michaël Grätzel · Nature Open access Oct 1991 28,576
2 Organometal Halide Perovskites as Visible-Light Sensitizers for Photovoltaic Cells Akihiro Kojima, Kenjiro Teshima, Yasuo Shirai et al. · Journal of the American Chemical Society 14 Apr 2009 23,141
3 Photoelectrochemical cells Michaël Grätzel · Nature Open access Nov 2001 12,688
4 A metal-free polymeric photocatalyst for hydrogen production from water under visible light Xinchen Wang, Kazuhiko Maeda, Arne Thomas et al. · Nature Materials 9 Nov 2008 12,584
5 Visible-Light Photocatalysis in Nitrogen-Doped Titanium Oxides Ryoji Asahi, Takeshi Morikawa, Takeshi Ohwaki et al. · Science 13 Jul 2001 12,250
All 100 most cited papers, with filters and sorting

Where is Advanced Photocatalysis Techniques research done?

The largest centres of Advanced Photocatalysis Techniques research in 2022-now are Beijing (China), Nanjing (China), Shanghai (China) and Xi'an (China). Among places with at least 20 works in it, it is an unusually large share of all research in Siping, Huaibei and Maoming.

Largest cities, 2022-now

  1. 1 BeijingChina 2.7k works
  2. 2 NanjingChina 1.2k works
  3. 3 ShanghaiChina 1.1k works
  4. 4 Xi'anChina 998 works
  5. 5 WuhanChina 862 works
  6. 6 TianjinChina 779 works
  7. 7 GuangzhouChina 772 works
  8. 8 HangzhouChina 662 works
  9. 9 QingdaoChina 621 works
  10. 10 ChengduChina 608 works

Where it is the local speciality

  1. SipingCN · 68.5 works30×
  2. HuaibeiCN · 43.2 works17×
  3. MaomingCN · 38.6 works17×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Advanced Photocatalysis Techniques than the world average.

See Advanced Photocatalysis Techniques on the map

Where is the best place to study Advanced Photocatalysis Techniques?

Among universities, judged by research, Fuzhou University, The University of Adelaide and City University of Hong Kong score highest, combining citation 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 19.91%fractional works in this field (log) →share of work in the world top 10% →The University of Ad…City University of H…Tsinghua UniversityFuzhou 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.

Citation 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
1Fuzhou UniversityChina 72.515.4%14.7×291 +33.0%
2The University of AdelaideAustralia 72.128.7%3.7×55 +42.8%
3City University of Hong KongChina 69.922.2%4.7×96 +110.3%
4Tsinghua UniversityChina 68.619.8%2.6×217 +28.9%
5Nankai UniversityChina 68.217.5%7.9×195 +38.0%
6Hunan UniversityChina 68.019.6%7.1×180 -3.8%
7University of Science and Technology of ChinaChina 67.619.1%4.3×181 +45.1%
8China University of GeosciencesChina 65.926.0%6.3×102 +60.0%
9Jilin UniversityChina 63.614.7%5.9×242 +41.9%
10University of Chinese Academy of SciencesChina 63.416.1%3.4×199 +22.9%

Universities only. The score blends citation 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 Photocatalysis Techniques, country by country

Is Advanced Photocatalysis Techniques research growing?

Output in 2022-2025 was 41% higher than in 2018-2021, peaking in 2023. The fastest-growing topics are Advanced Photocatalysis Techniques.

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 Photocatalysis Techniques as a percentage of every work published that year, 0.18% in 2024.

still counting0.10%0.20%Advanced Photocatalysis Techniques0.16% in 202519801990200020102020

Fractional works of Advanced Photocatalysis Techniques 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 Photocatalysis Techniques9.5% 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.

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