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Topic · Biomedical Engineering

Dielectric materials and actuators

Dielectric materials and actuators is a research topic within Biomedical Engineering. Science Explorer counts 23k 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 advances in dielectric elastomer materials and their applications, including high permittivity polymer composites, energy storage, ferroelectric polymers, nanocomposites, actuators, artificial muscles, ionic polymer-metal composites, high dielectric constant materials, and flexible and stretchable materials.

  • Dielectric Elastomers
  • High Permittivity Polymer Composites
  • Energy Storage
  • Ferroelectric Polymers
  • Nanocomposites
  • Actuators
  • Artificial Muscles
  • Ionic Polymer-Metal Composites
  • High Dielectric Constant Materials
  • Flexible and Stretchable Materials
Research works
23k
fractional, since 1950
In the world top 10%
2.3k
per year above
Top-10% rate
9.8%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+33%
the tick is no change
Largest producer
China
61% of the 10 largest, 2022-now
Dielectric materials and actuators

Which countries lead Dielectric materials and actuators research?

By volume, China and India publish the most (3.8k and 705 works in 2022-now).

By volume, 2022-now

  1. 1 China 3.8k works
  2. 2 India 705 works
  3. 3 United States 526 works
  4. 4 South Korea 312 works
  5. 5 Japan 204 works
  6. 6 Germany 162 works
  7. 7 United Kingdom 144 works
  8. 8 France 143 works
  9. 9 Russia 126 works
  10. 10 ?? 106 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: 61.3%India: 11.2%United States: 8.4%South Korea: 5.0%6 others listed: 14.1%61%largest
China3,844 · 61.3%India705 · 11.2%United States526 · 8.4%South Korea312 · 5.0%6 others listed885 · 14.1%

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

Which institutions lead Dielectric materials and actuators research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Dielectric materials and actuators research, followed by Xi'an Jiaotong University and Tsinghua University.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 212 works
  2. 2 Xi'an Jiaotong UniversityChina 168 works
  3. 3 Tsinghua UniversityChina 98 works
  4. 4 Sichuan UniversityChina 87 works
  5. 5 Harbin University of Science and TechnologyChina 86 works
  6. 6 Centre National de la Recherche ScientifiqueFrance 68 works
  7. 7 Tianjin UniversityChina 65 works
  8. 8 Wuhan University of TechnologyChina 58 works
  9. 9 South China University of TechnologyChina 50 works
  10. 10 Zhejiang UniversityChina 50 works

Who are the leading researchers in Dielectric materials and actuators?

The most-cited researchers publishing on Dielectric materials and actuators include Zhong Lin Wang, Yury G. Gogotsi and Róbert Langer.

  1. 1 Zhong Lin Wang United States 491k citations
  2. 2 Yury G. Gogotsi United States 313k citations
  3. 3 Róbert Langer United States 303k citations
  4. 4 George M. Whitesides United States 267k citations
  5. 5 Wei Huang China 267k citations
  6. 6 Rodney S. Ruoff United States 231k citations
  7. 7 Kai You Wang China 224k citations
  8. 8 Lei Jiang China 214k citations
  9. 9 Hua Zhang Singapore 196k citations
  10. 10 Zhenan Bao United States 187k 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 Dielectric materials and actuators?

The most cited paper in Dielectric materials and actuators is "Lead-free piezoceramics" (Yasuyoshi Saito, Hisaaki Takao, Toshihiko Tani et al., 2004), with 5,517 citations. Next come "Ultrahigh strain and piezoelectric behavior in relaxor based ferroelectric single crystals" (4,158) and "Electroactive phases of poly(vinylidene fluoride): Determination, processing and applications" (3,511).

Most cited papers
#PaperReleasedCitations
1 Lead-free piezoceramics Yasuyoshi Saito, Hisaaki Takao, Toshihiko Tani et al. · Nature 31 Oct 2004 5,517
2 Ultrahigh strain and piezoelectric behavior in relaxor based ferroelectric single crystals Seung-Eek Park, Thomas R. Shrout · Journal of Applied Physics 15 Aug 1997 4,158
3 Electroactive phases of poly(vinylidene fluoride): Determination, processing and applications P. Martins, Ana Catarina Lopes, Senentxu Lanceros-Méndez · Progress in Polymer Science 19 Jul 2013 3,511
4 Polymer nanotechnology: Nanocomposites D.R. Paul, Lloyd M. Robeson · Polymer Open access 14 Apr 2008 3,301
5 High-Speed Electrically Actuated Elastomers with Strain Greater Than 100% Ron Pelrine, Roy D. Kornbluh, Qibing Pei et al. · Science 4 Feb 2000 3,295
All 100 most cited papers, with filters and sorting

Where is Dielectric materials and actuators research done?

The largest centres of Dielectric materials and actuators research in 2022-now are Beijing (China), Xi'an (China), Shanghai (China) and Chengdu (China). Among places with at least 20 works in it, it is an unusually large share of all research in Saarbrücken and Beijing.

Largest cities, 2022-now

  1. 1 BeijingChina 563 works
  2. 2 Xi'anChina 399 works
  3. 3 ShanghaiChina 260 works
  4. 4 ChengduChina 188 works
  5. 5 WuhanChina 180 works
  6. 6 HarbinChina 171 works
  7. 7 NanjingChina 168 works
  8. 8 HangzhouChina 147 works
  9. 9 GuangzhouChina 127 works
  10. 10 TianjinChina 122 works

Where it is the local speciality

  1. SaarbrückenDE · 23.0 works9.1×
  2. Beijing23.2 works7.9×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Dielectric materials and actuators than the world average.

See Dielectric materials and actuators on the map

Where is the best place to study Dielectric materials and actuators?

Among universities, judged by research, University of Babylon, Tsinghua University and Donghua 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 22.23%fractional works in this field (log) →share of work in the world top 10% →University of BabylonGuangxi UniversityDonghua UniversityTsinghua 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
1University of BabylonIraq 69.736.9%10.3×18 +227.8%
2Tsinghua UniversityChina 66.621.8%6.4×98 +7.8%
3Donghua UniversityChina 65.222.3%17.4×42 +64.9%
4Guangxi UniversityChina 64.426.4%8.2×33 +261.3%
5Xi'an Jiaotong UniversityChina 64.010.3%14.6×168 +24.4%
6Nanjing Forestry UniversityChina 60.930.7%5.3×16 +253.3%
7Sichuan UniversityChina 60.614.4%5.8×87 +29.1%
8Zhengzhou UniversityChina 60.224.7%3.2×25 +113.1%
9Northwestern Polytechnical UniversityChina 59.219.8%6.4×48 +12.5%
10Shaanxi University of Science and TechnologyChina 58.015.0%30.4×49 +84.8%

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 Dielectric materials and actuators, country by country

Is Dielectric materials and actuators research growing?

Output in 2022-2025 was 33% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Dielectric materials and actuators.

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 Dielectric materials and actuators as a percentage of every work published that year, 0.026% in 2024.

still counting0.020%0.040%Dielectric materials and actuators0.031% in 202519801990200020102020

Fractional works of Dielectric materials and actuators 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%Dielectric materials and actuators9.8% 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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