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Topic · Environmental Chemistry

Chemistry and Chemical Engineering

Chemistry and Chemical Engineering is a research topic within Environmental Chemistry. Science Explorer counts 24k research works in it since 1950. 14.0% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the principles and applications of green chemistry, with a particular emphasis on sustainable chemistry, solvent selection, green engineering, metrics for assessing greenness, catalysis, life cycle assessment, circular economy, process mass intensity, medicinal chemistry, and environmental impact. The papers cover various aspects of incorporating green chemistry into research, development, and manufacturing processes across the pharmaceutical and chemical industries.

  • Sustainable Chemistry
  • Solvent Selection
  • Green Engineering
  • Metrics
  • Catalysis
  • Life Cycle Assessment
  • Circular Economy
  • Process Mass Intensity
  • Medicinal Chemistry
  • Environmental Impact
Research works
24k
fractional, since 1950
In the world top 10%
3.3k
per year above
Top-10% rate
14.0%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+27%
the tick is no change

Which countries lead Chemistry and Chemical Engineering research?

By volume, the United States and China publish the most (484 and 462 works in 2022–2025).

By volume, 2022–2025

  1. 1 United States 484 works
  2. 2 China 462 works
  3. 3 India 455 works
  4. 4 Brazil 261 works
  5. 5 Germany 243 works
  6. 6 United Kingdom 161 works
  7. 7 Italy 142 works
  8. 8 Spain 136 works
  9. 9 France 136 works
  10. 10 Russia 113 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.

United States: 18.7%China: 17.8%India: 17.6%Brazil: 10.1%6 others listed: 35.9%19%largest
United States484 · 18.7%China462 · 17.8%India455 · 17.6%Brazil261 · 10.1%6 others listed930 · 35.9%

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

Which institutions lead Chemistry and Chemical Engineering research?

By volume in 2022–2025, Centre National de la Recherche Scientifique publishes the most Chemistry and Chemical Engineering research, followed by University of Bologna and Tsinghua University.

By volume, 2022–2025

  1. 1 Centre National de la Recherche ScientifiqueFrance 12 works
  2. 2 University of BolognaItaly 12 works
  3. 3 Tsinghua UniversityChina 12 works
  4. 4 ETH ZurichSwitzerland 11 works
  5. 5 Indonesia University of EducationIndonesia 10 works
  6. 6 Technical University of DenmarkDenmark 10 works
  7. 7 Yogyakarta State UniversityIndonesia 10 works
  8. 8 Imperial College LondonUnited Kingdom 10 works
  9. 9 Universidade do PortoPortugal 10 works
  10. 10 Universidade de São PauloBrazil 10 works

Who are the leading researchers in Chemistry and Chemical Engineering?

The most-cited researchers publishing on Chemistry and Chemical Engineering include Martin Karplus, Michael J. S. Dewar and F. Albert Cotton.

  1. 1 Martin Karplus United States 4.7k citations
  2. 2 Michael J. S. Dewar United States 4.3k citations
  3. 3 F. Albert Cotton United States 3.5k citations
  4. 4 Carlo Adamo France 3.3k citations
  5. 5 Abdullah M. Asiri Saudi Arabia 3.2k citations

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

Where is Chemistry and Chemical Engineering research done?

The largest centres of Chemistry and Chemical Engineering research in 2022–2025 are Beijing (China), Moscow (Russia), London (United Kingdom) and Paris (France). Among places with at least 20 works in it, it is an unusually large share of all research in Basel.

Largest cities, 2022–2025

  1. 1 Beijing China 91 works
  2. 2 Moscow Russia 42 works
  3. 3 London United Kingdom 40 works
  4. 4 Paris France 37 works
  5. 5 Shanghai China 33 works
  6. 6 São Paulo Brazil 33 works
  7. 7 Nanjing China 32 works
  8. 8 Rio de Janeiro Brazil 30 works
  9. 9 Hangzhou China 26 works
  10. 10 Mumbai India 25 works

Where it is the local speciality

  1. BaselCH · 21.6 works8.5×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Chemistry and Chemical Engineering than the world average.

See Chemistry and Chemical Engineering on the map

Where is the best place to study Chemistry and Chemical Engineering?

Among universities, judged by research, University of Bologna, Technical University of Denmark and ETH Zurich 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 24.54%fractional works in this node (log) →share in the world top 10% →University of Bologna: 12, 38.5%Technical University of Denmark: 10, 30.9%ETH Zurich: 11, 27.1%Tsinghua University: 12, 29.0%University of York: 8, 11.5%Delft University of Technology: 10, 30.9%Qingdao University of Science and Technology: 10, 28.1%Universidad Nacional Autónoma de México: 10, 16.6%Imperial College London: 10, 15.8%Universidade do Porto: 10, 17.0%University of BolognaTechnical University…Tsinghua UniversityETH Zurich
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 University of BolognaItaly 64.338.5%3.7×12 -16.5%
2 Technical University of DenmarkDenmark 60.430.9%4.8×10 +58.8%
3 ETH ZurichSwitzerland 58.227.1%4.2×11 -11.8%
4 Tsinghua UniversityChina 54.329.0%1.5×12 +86.4%
5 University of YorkUnited Kingdom 49.711.5%6.9×8 +261.4%
6 Delft University of TechnologyNetherlands 49.430.9%3.5×10 -8.4%
7 Qingdao University of Science and TechnologyChina 46.428.1%6.3×10 -60.7%
8 Universidad Nacional Autónoma de MéxicoMexico 44.116.6%2.4×10 +242.5%
9 Imperial College LondonUnited Kingdom 42.015.8%2.7×10 +43.8%
10 Universidade do PortoPortugal 39.617.0%4.2×10 -18.8%

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 Chemistry and Chemical Engineering research growing?

Output in 2018–2022 was 27% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Chemistry and Chemical Engineering.

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.