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Topic · Computational Mechanics

Granular flow and fluidized beds

Granular flow and fluidized beds is a research topic within Computational Mechanics. Science Explorer counts 29k research works in it since 1950. 10.0% of them reached the world's top 10% most cited for their field and year.

This cluster of papers covers the dynamics, modeling, and simulation of granular flows, including topics such as discrete particle simulation, fluidized beds, DEM modeling, particle dynamics, rheology, gas-solid flow, powder technology, and continuous processing in pharmaceutical manufacturing.

  • Granular Flows
  • Discrete Particle Simulation
  • Fluidized Beds
  • DEM Modeling
  • Particle Dynamics
  • Rheology
  • Gas-Solid Flow
  • Powder Technology
  • Continuous Processing
  • Pharmaceutical Manufacturing
Research works
29k
fractional, since 1950
In the world top 10%
2.9k
per year above
Top-10% rate
10.0%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+0%
the tick is no change
Largest producer
China
51% of the 10 largest, 2022-now
Granular flow and fluidized beds

Which countries lead Granular flow and fluidized beds research?

By volume, China and the United States publish the most (1.9k and 474 works in 2022-now).

By volume, 2022-now

  1. 1 China 1.9k works
  2. 2 United States 474 works
  3. 3 India 241 works
  4. 4 Germany 221 works
  5. 5 France 209 works
  6. 6 Japan 170 works
  7. 7 United Kingdom 162 works
  8. 8 Australia 114 works
  9. 9 Russia 113 works
  10. 10 Canada 112 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: 51.3%United States: 12.7%India: 6.5%Germany: 5.9%6 others listed: 23.6%51%largest
China1,914 · 51.3%United States474 · 12.7%India241 · 6.5%Germany221 · 5.9%6 others listed881 · 23.6%

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

Which institutions lead Granular flow and fluidized beds research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Granular flow and fluidized beds research, followed by Centre National de la Recherche Scientifique and China University of Mining and Technology.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 95 works
  2. 2 Centre National de la Recherche ScientifiqueFrance 92 works
  3. 3 China University of Mining and TechnologyChina 65 works
  4. 4 Zhejiang UniversityChina 56 works
  5. 5 Tsinghua UniversityChina 49 works
  6. 6 Xi'an Jiaotong UniversityChina 46 works
  7. 7 Southeast UniversityChina 40 works
  8. 8 China University of Petroleum, BeijingChina 34 works
  9. 9 Russian Academy of SciencesRussia 31 works
  10. 10 Northeastern UniversityChina 30 works

Who are the leading researchers in Granular flow and fluidized beds?

The most-cited researchers publishing on Granular flow and fluidized beds include Albert-Ĺaszló Barabási, Harry Eugene Stanley and Hua Zhang.

  1. 1 Albert-Ĺaszló Barabási United States 223k citations
  2. 2 Harry Eugene Stanley United States 198k citations
  3. 3 Hua Zhang Singapore 196k citations
  4. 4 Qiang Zhang China 184k 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 Granular flow and fluidized beds?

The most cited paper in Granular flow and fluidized beds is "A discrete numerical model for granular assemblies" (Peter A. Cundall, Otto D. L. Strack, 1979), with 17,351 citations. Next come "Dynamics of Fluids in Porous Media" (9,834) and "Mechanism of sustained‐action medication. Theoretical analysis of rate of release of solid drugs dispersed in solid matrices" (4,890).

Most cited papers
#PaperReleasedCitations
1 A discrete numerical model for granular assemblies Peter A. Cundall, Otto D. L. Strack · Géotechnique Mar 1979 17,351
2 Dynamics of Fluids in Porous Media Jacob Bear · Soil Science Aug 1975 9,834
3 Mechanism of sustained‐action medication. Theoretical analysis of rate of release of solid drugs dispersed in solid matrices Tsunehiko Higuchi · Journal of Pharmaceutical Sciences Dec 1963 4,890
4 Types of gas fluidization Derek Geldart · Powder Technology May 1973 3,461
5 Equation of motion for a small rigid sphere in a nonuniform flow MARTIN R. MAXEY, James J. Riley · The Physics of Fluids Apr 1983 3,459
All 100 most cited papers, with filters and sorting

Where is Granular flow and fluidized beds research done?

The largest centres of Granular flow and fluidized beds research in 2022-now are Beijing (China), Shanghai (China), Nanjing (China) and Xi'an (China). Among places with at least 20 works in it, it is an unusually large share of all research in Magdeburg and Xuzhou.

Largest cities, 2022-now

  1. 1 BeijingChina 372 works
  2. 2 ShanghaiChina 109 works
  3. 3 NanjingChina 100 works
  4. 4 Xi'anChina 98 works
  5. 5 HangzhouChina 97 works
  6. 6 XuzhouChina 66 works
  7. 7 ParisFrance 66 works
  8. 8 WuhanChina 63 works
  9. 9 QingdaoChina 56 works
  10. 10 HarbinChina 53 works

Where it is the local speciality

  1. MagdeburgDE · 25.1 works19×
  2. XuzhouCN · 66.4 works15×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Granular flow and fluidized beds than the world average.

See Granular flow and fluidized beds on the map

Where is the best place to study Granular flow and fluidized beds?

Among universities, judged by research, Jiangsu University, UNSW Sydney and Shandong University of Science and Technology 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 21.6%fractional works in this field (log) →share of work in the world top 10% →UNSW SydneyJiangsu UniversityShandong University …Zhejiang 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
1Jiangsu UniversityChina 76.936.7%7.8×25 +134.5%
2UNSW SydneyAustralia 64.838.0%4.7×17 -12.8%
3Shandong University of Science and TechnologyChina 63.325.6%10.8×21 +74.2%
4Zhejiang UniversityChina 61.917.6%5.1×56 +8.1%
5China University of Mining and TechnologyChina 61.712.3%20.4×65 +11.7%
6Northeast Agricultural UniversityChina 60.621.5%15.7×17 +66.7%
7China Agricultural UniversityChina 58.524.9%6.5×15 +299.4%
8Southeast UniversityChina 56.214.9%6.7×40 +10.1%
9Xi'an Jiaotong UniversityChina 55.011.8%6.4×46 +12.5%
10Kunming University of Science and TechnologyChina 54.812.7%12.6×29 +149.0%

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 Granular flow and fluidized beds, country by country

Is Granular flow and fluidized beds research growing?

Output in 2022-2025 was 0% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Granular flow and fluidized beds.

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 Granular flow and fluidized beds as a percentage of every work published that year, 0.019% in 2024.

still counting0.020%0.040%0.060%Granular flow and fluidized beds0.020% in 202519801990200020102020

Fractional works of Granular flow and fluidized beds 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%Granular flow and fluidized beds9.8% 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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