Science Explorer Interactive view Map

Filtration and Separation research

Filtration and Separation is a subfield of Chemical Engineering. Science Explorer counts 27k research works in it since 1950. 12.9% of them reached the world's top 10% most cited for their field and year.

In short: separating components suspended in a fluid based on granularity properties relying on a filter device.

Research works
27k
fractional, since 1950
In the world top 10%
3.5k
per year above
Top-10% rate
12.9%
share of its works in the world top 10%
Topics
1
Growth, 2013–17 → 2018–22
-12%
the tick is no change

Which countries lead Filtration and Separation research?

On research quality in 2022–2025, China and India rank highest in Filtration and Separation. By volume, China and India publish the most (575 and 300 works in 2022–2025).

By research quality, 2022–2025

  1. 1 China · #3 all time 12.2% top 10% · 575 works
  2. 2 India · #5 all time 8.8% top 10% · 300 works

The track on each row is that row’s top-10% rate. The ranking itself is the composite score, which the rate is only one part of.

Of 2 countries ranked in Filtration and Separation. Composite of field-normalised excellence (50%), output (30%) and citations (20%); the bracket is the all-time rank.

All countries ranked in Filtration and Separation

By volume, 2022–2025

  1. 1 China 575 works
  2. 2 India 300 works
  3. 3 United States 188 works
  4. 4 Russia 158 works
  5. 5 Iran 98 works
  6. 6 Germany 79 works
  7. 7 France 64 works
  8. 8 Japan 63 works
  9. 9 Brazil 61 works
  10. 10 Portugal 49 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: 35.1%India: 18.4%United States: 11.5%Russia: 9.7%6 others listed: 25.3%35%largest
China575 · 35.1%India300 · 18.4%United States188 · 11.5%Russia158 · 9.7%6 others listed415 · 25.3%

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

Which institutions lead Filtration and Separation research?

By volume in 2022–2025, Chengdu University of Technology publishes the most Filtration and Separation research, followed by Technical University of Denmark and Institute of Solution Chemistry.

Who are the leading researchers in Filtration and Separation?

Among the most productive authors in Filtration and Separation, Peter A. Kollman, Michele Parrinello and Simon Kuznets rank highest on the composite score.

  1. 1 Peter A. Kollman United States · #128 worldwide 6.3k citations · 134 works
  2. 2 Michele Parrinello Switzerland · #191 worldwide 5.6k citations · 175 works
  3. 3 Simon Kuznets United States · #198 worldwide 2.5k citations · 124 works
  4. 4 William L. Jorgensen United States · #209 worldwide 4.5k citations · 119 works
  5. 5 David L. Davies United Kingdom · #995 worldwide 2.8k citations · 97 works
  6. 6 John D. Ferry United States · #1,803 worldwide 2.1k citations · 92 works
  7. 7 Donald D. Van Slyke United States · #2,292 worldwide 1.4k citations · 87 works
  8. 8 Frank J. Millero United States · #2,568 worldwide 2k citations · 109 works
  9. 9 Richard P. Van Duyne United States · #2,731 worldwide 2.2k citations · 77 works
  10. 10 Róbert Hermann Finland · #3,293 worldwide 1.2k citations · 98 works

Re-ranked on the composite score from the 2,928 highest-output authors in Filtration and Separation. Identities come from OpenAlex author disambiguation, which occasionally merges or splits people.

Top 100 Filtration and Separation researchers

Where is Filtration and Separation research done?

The largest centres of Filtration and Separation research in 2022–2025 are Beijing (China), Moscow (Russia), Tianjin (China) and Qingdao (China). Among places with at least 20 works in it, it is an unusually large share of all research in Ivanovo and Tabriz.

Largest cities, 2022–2025

  1. 1 Beijing China 75 works
  2. 2 Moscow Russia 62 works
  3. 3 Tianjin China 43 works
  4. 4 Qingdao China 41 works
  5. 5 Chengdu China 36 works
  6. 6 Tabriz Iran 32 works
  7. 7 Ivanovo Russia 28 works
  8. 8 Hangzhou China 26 works
  9. 9 Shanghai China 24 works
  10. 10 Tehran Iran 24 works

Where it is the local speciality

  1. IvanovoRU · 27.7 works128×
  2. TabrizIR · 31.9 works20×
← less than its size predictsmore →

Location quotient: how much more of its research is in Filtration and Separation than the world average.

See Filtration and Separation on the map

Where is the best place to study Filtration and Separation?

Among universities, judged by research, University of Aveiro, Technical University of Denmark and University of Tabriz 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 13.1%fractional works in this node (log) →share in the world top 10% →University of Aveiro: 14, 32.1%Technical University of Denmark: 16, 27.1%University of Tabriz: 14, 16.3%Qingdao University of Science and Technology: 15, 10.5%Lovely Professional University: 14, 15.7%China University of Petroleum, East China: 14, 6.0%Siksha O Anusandhan University: 14, 12.4%Chengdu University of Technology: 22, 3.0%Yangzhou University: 11, 7.9%Tabriz University of Medical Sciences: 12, 0.0%University of AveiroTechnical University…University of TabrizQingdao University o…
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 AveiroPortugal 77.432.1%19.0×14 +41.5%
2 Technical University of DenmarkDenmark 76.527.1%13.4×16 +33.9%
3 University of TabrizIran 63.816.3%26.7×14 +64.6%
4 Qingdao University of Science and TechnologyChina 62.410.5%18.0×15 +183.3%
5 Lovely Professional UniversityIndia 60.415.7%12.8×14
6 China University of Petroleum, East ChinaChina 58.26.0%13.0×14 +207.3%
7 Siksha O Anusandhan UniversityIndia 53.512.4%29.6×14 +24.5%
8 Chengdu University of TechnologyChina 52.43.0%34.3×22 -2.4%
9 Yangzhou UniversityChina 50.47.9%8.5×11 +1224.1%
10 Tabriz University of Medical SciencesIran 50.10.0%22.9×12 +192.6%

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 Filtration and Separation research growing?

Output in 2018–2022 was 12% lower than in 2013–2017, peaking in 2018. The fastest-growing topics are Chemical and Physical Properties in Aqueous Solutions.

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.

What does Filtration and Separation include?