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Subfield · Engineering

Electrical and Electronic Engineering research

Electrical and Electronic Engineering is a subfield of Engineering. Science Explorer counts 4M research works in it since 1950. 16.3% of them reached the world's top 10% most cited for their field and year.

In short: electrical engineering discipline which utilizes nonlinear and active electrical components to design electronic circuits, devices, and their systems.

Research works
4M
fractional, since 1950
In the world top 10%
654k
per year above
Top-10% rate
16.3%
share of its works in the world top 10%
Topics
117
Growth, 2013–17 → 2018–22
+20%
the tick is no change

What is Electrical and Electronic Engineering research about, and what is growing?

By the world's output in 2019–23, its most used keywords are Cathode Materials, Renewable Energy, Energy Efficiency, Energy Storage, Rechargeable Batteries, Battery Technology. Gaining share since 2009–13: Organometal Halide Perovskites, Perovskite Solar Cells, Aqueous Zinc-Ion Batteries, Zinc Anode, Lithium-Sulfur Batteries. Losing share: Nanoelectronics, Integrated Circuits, Raman Lasers, Microcavities.

▲ gaining share of this field◆ holding its share▼ losing share

Size is the world's fractional works in 2019–23 in the topics tagged with each word; colour compares the word's share of this field with 2009–13. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Cathode Materials90k▲ 3.0×3 topics
  2. Renewable Energy82k▲ 1.80×9 topics
  3. Energy Efficiency68k◆ 1.04×9 topics
  4. Energy Storage66k▲ 3.0×3 topics
  5. Rechargeable Batteries62k▲ 3.0×2 topics
  6. Battery Technology52k▲ 2.6×2 topics
  7. Renewable Energy Integration52k▲ 1.63×4 topics
  8. Smart Grid49k◆ 0.99×5 topics
  9. Semiconductors49k▲ 2.1×2 topics
  10. Power Electronics48k▲ 1.21×5 topics
  11. Efficiency46k▲ 1.73×3 topics
  12. Energy Management41k▲ 2.0×2 topics
  13. Integrated Circuits41k▼ 0.71×3 topics
  14. Nanomaterials40k▲ 1.17×2 topics
  15. Battery Materials37k▲ 2.4×1 topic
  16. Lithium-ion Batteries37k▲ 2.4×1 topic
  17. Wireless Communication35k▲ 1.40×7 topics
  18. Smart Home35k▲ 2.3×2 topics
  19. Neural Networks34k▲ 2.1×2 topics
  20. Crystal Growth31k▲ 2.8×2 topics
  21. Raman Lasers31k▼ 0.73×2 topics
  22. Silicon Photonics29k▼ 0.76×2 topics
  23. Lithium-Sulfur Batteries27k▲ 3.1×1 topic
  24. Solid-State Electrolytes27k▲ 3.1×1 topic
  25. Organometal Halide Perovskites27k▲ 5.8×1 topic
  26. Perovskite Solar Cells27k▲ 5.8×1 topic
  27. Microcavities26k▼ 0.74×1 topic
  28. Optical Modulators26k▼ 0.74×1 topic
  29. Neuromorphic Computing26k▲ 1.85×2 topics
  30. Wireless Power Transfer26k▲ 1.62×2 topics
  31. Optimization26k▲ 1.73×4 topics
  32. Aqueous Zinc-Ion Batteries25k▲ 4.8×1 topic
  33. Zinc Anode25k▲ 4.8×1 topic
  34. Optical Fiber25k▼ 0.76×2 topics
  35. Nanoelectronics23k▼ 0.64×2 topics
  36. Demand Response23k▲ 2.6×1 topic
  37. Electricity Markets23k▲ 2.6×1 topic
  38. Nanostructures23k◆ 1.13×2 topics
  39. Graphene22k▲ 1.19×2 topics
  40. Gas Sensors22k▲ 1.16×1 topic

Which countries lead Electrical and Electronic Engineering research?

On research quality in 2022–2025, China, the United States and India rank highest in Electrical and Electronic Engineering. By volume, China and India publish the most (279k and 76k works in 2022–2025).

By research quality, 2022–2025

  1. 1 China · #2 all time 17.9% top 10% · 279k works
  2. 2 United States · #1 all time 13.4% top 10% · 67k works
  3. 3 India · #6 all time 10.8% top 10% · 76k works
  4. 4 United Kingdom · #3 all time 17.6% top 10% · 17k works
  5. 5 South Korea · #7 all time 16.3% top 10% · 27k works
  6. 6 Australia · #10 all time 24.0% top 10% · 7.7k works
  7. 7 Germany · #4 all time 11.8% top 10% · 24k works
  8. 8 Hong Kong · #15 all time 29.5% top 10% · 4.9k works
  9. 9 Canada · #8 all time 15.7% top 10% · 11k works
  10. 10 Saudi Arabia · #23 all time 23.6% top 10% · 6.6k 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 89 countries ranked in Electrical and Electronic Engineering. Composite of field-normalised excellence (50%), output (30%) and citations (20%); the bracket is the all-time rank.

All countries ranked in Electrical and Electronic Engineering

By volume, 2022–2025

  1. 1 China 279k works
  2. 2 India 76k works
  3. 3 United States 67k works
  4. 4 South Korea 27k works
  5. 5 Germany 24k works
  6. 6 Japan 24k works
  7. 7 United Kingdom 17k works
  8. 8 Russia 15k works
  9. 9 France 15k works
  10. 10 Italy 14k 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: 49.9%India: 13.7%United States: 12.0%South Korea: 4.8%6 others listed: 19.7%50%largest
China279k · 49.9%India76k · 13.7%United States67k · 12.0%South Korea27k · 4.8%6 others listed110k · 19.7%

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

Which institutions lead Electrical and Electronic Engineering research?

Tsinghua University (China) ranks first in Electrical and Electronic Engineering on research quality in 2022–2025, followed by Chinese Academy of Sciences and Beijing Institute of Technology.

By research quality, 2022–2025

  1. 1 Tsinghua University China · Beijing · #1 all time 23.3% top 10% · 4.7k works
  2. 2 Chinese Academy of Sciences China · Beijing · #3 all time 24.0% top 10% · 5k works
  3. 3 Beijing Institute of Technology China · Beijing · #23 all time 23.3% top 10% · 2.8k works
  4. 4 Central South University China · Changsha · #41 all time 28.6% top 10% · 2.4k works
  5. 5 Harbin Institute of Technology China · Harbin · #53 all time 17.1% top 10% · 4k works
  6. 6 Zhejiang University China · Hangzhou · #25 all time 16.8% top 10% · 4.1k works
  7. 7 University of Chinese Academy of Sciences China · Beijing · #37 all time 22.7% top 10% · 2.8k works
  8. 8 Huazhong University of Science and Technology China · Wuhan · #24 all time 18.9% top 10% · 4.1k works
  9. 9 University of Science and Technology of China China · Hefei · #34 all time 25.1% top 10% · 2.3k works
  10. 10 City University of Hong Kong Hong Kong · Hong Kong · #14 all time 35.5% top 10% · 1.3k 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 2,318 institutions above the floor of 40 fractional works in Electrical and Electronic Engineering.

Top 100 Electrical and Electronic Engineering institutions

By volume, 2022–2025

  1. 1 Chinese Academy of Sciences China 5k works
  2. 2 Tsinghua University China 4.7k works
  3. 3 Xi'an Jiaotong University China 4.3k works
  4. 4 Southeast University China 4.3k works
  5. 5 University of Electronic Science and Technology of China China 4.3k works
  6. 6 Huazhong University of Science and Technology China 4.1k works
  7. 7 Zhejiang University China 4.1k works
  8. 8 Harbin Institute of Technology China 4k works
  9. 9 Shanghai Jiao Tong University China 3.9k works
  10. 10 North China Electric Power University China 3.8k works

Who are the leading researchers in Electrical and Electronic Engineering?

Among the most productive authors in Electrical and Electronic Engineering, Ian F. Akyildiz, Fang Zheng Peng and Henry J. Snaith rank highest on the composite score.

  1. 1 Ian F. Akyildiz United States · #45 worldwide 8.2k citations · 173 works
  2. 2 Fang Zheng Peng United States · #190 worldwide 3.7k citations · 136 works
  3. 3 Henry J. Snaith United Kingdom · #217 worldwide 6.6k citations · 125 works
  4. 4 Theodore S. Rappaport United States · #235 worldwide 3.7k citations · 152 works
  5. 5 Hirofumi Akagi Japan · #505 worldwide 3.3k citations · 149 works
  6. 6 David Tse United States · #510 worldwide 3.7k citations · 132 works
  7. 7 Syed A. Jafar United States · #1,056 worldwide 3.4k citations · 108 works
  8. 8 Jean‐Marie Tarascon France · #1,069 worldwide 4.9k citations · 166 works
  9. 9 José Rodríguez Chile · #1,079 worldwide 6.8k citations · 329 works
  10. 10 Robert W. Heath United States · #1,109 worldwide 7.1k citations · 352 works

Re-ranked on the composite score from the 5,858 highest-output authors in Electrical and Electronic Engineering. Identities come from OpenAlex author disambiguation, which occasionally merges or splits people.

Top 100 Electrical and Electronic Engineering researchers

Where is Electrical and Electronic Engineering research done?

The largest centres of Electrical and Electronic Engineering research in 2022–2025 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 Bernin, Lebanon and Coppell.

Largest cities, 2022–2025

  1. 1 Beijing China 51k works
  2. 2 Shanghai China 20k works
  3. 3 Nanjing China 18k works
  4. 4 Xi'an China 15k works
  5. 5 Wuhan China 13k works
  6. 6 Guangzhou China 13k works
  7. 7 Seoul South Korea 12k works
  8. 8 Chengdu China 11k works
  9. 9 Hangzhou China 9.4k works
  10. 10 Tianjin China 8.7k works

Where it is the local speciality

  1. BerninFR · 40.5 works18×
  2. LebanonUS · 21.2 works14×
  3. CoppellUS · 167.7 works14×
  4. UnterpremstättenAT · 25.5 works14×
  5. Sankt Florian am InnAT · 29.1 works14×
  6. MarcoussisFR · 26.7 works13×
← less than its size predicts1×more →

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

See Electrical and Electronic Engineering on the map

Electrical and Electronic Engineering research by country

The best places for Electrical and Electronic Engineering research inside each country, with that country's researchers and world standing.

Where is the best place to study Electrical and Electronic Engineering?

Among universities, judged by research, City University of Hong Kong, Southern University of Science and Technology and Shenzhen 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 26.36%fractional works in this node (log) →share in the world top 10% →City University of Hong Kong: 1,280, 35.5%Southern University of Science and Technology: 1,275, 27.4%Shenzhen University: 1,700, 23.8%King Khalid University: 422, 29.7%King Abdullah University of Science and Technology: 730, 28.8%Hong Kong Polytechnic University: 1,399, 29.9%Tsinghua University: 4,675, 23.3%Xi'an Jiaotong University: 4,285, 18.2%University of Chinese Academy of Sciences: 2,831, 22.7%Khalifa University of Science and Technology: 566, 24.3%City University of H…King Khalid UniversitySouthern University …Shenzhen University
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
1City University of Hong Kong Hong Kong 59.435.5%3.0×1,280 +13.3%
2Southern University of Science and Technology China 59.127.4%3.2×1,275 +1095.3%
3Shenzhen University China 55.123.8%3.1×1,700 +168.3%
4King Khalid University Saudi Arabia 53.529.7%1.6×422 +194.4%
5King Abdullah University of Science and Technology Saudi Arabia 53.028.8%3.6×730 +82.8%
6Hong Kong Polytechnic University Hong Kong 52.329.9%2.2×1,399 +9.3%
7Tsinghua University China 52.123.3%3.2×4,675 +5.8%
8Xi'an Jiaotong University China 50.918.2%3.6×4,285 +63.1%
9University of Chinese Academy of Sciences China 50.222.7%2.3×2,831 +87.9%
10Khalifa University of Science and Technology United Arab Emirates 50.124.3%3.2×566 +155.9%

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 Electrical and Electronic Engineering research growing?

Output in 2018–2022 was 20% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Perovskite Materials and Applications, Advanced battery technologies research and Smart Grid Energy Management.

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.

  1. Perovskite Materials and Applications+833%
  2. Advanced battery technologies research+680%
  3. Smart Grid Energy Management+560%
  4. Advanced Battery Materials and Technologies+411%
  5. Advancements in Battery Materials+390%
  6. Energy Harvesting in Wireless Networks+285%
  7. Integrated Circuits and Semiconductor Failure Analysis-12%
  8. Molecular Junctions and Nanostructures-16%
  9. Semiconductor Lasers and Optical Devices-27%
  10. Advanced Wireless Communication Techniques-50%
← shrinkingno changegrowing →

Growth in output from 2005–09 to 2015–19. Every topic is a page of its own.

What does Electrical and Electronic Engineering include?

Photonic and Optical Dev…155kPhotonic and Optical Devices: 155k fractional worksSemiconductor materials …146kSemiconductor materials and devices: 146k fractional worksAdvancements in Battery Materials: 106k fractional worksSemiconductor Lasers and Optical Devices: 88k fractional worksGas Sensing Nanomaterial…87kGas Sensing Nanomaterials and Sensors: 87k fractional worksElectrochemical sensors and biosensors: 78k fractional worksMicrowave Engineering and Waveguides: 76k fractional worksAdvanced Battery Materials and Technologies: 74k fractional worksAdvancements in Semiconductor Devices and Circuit Design: 71k fractional worksFuel Cells and Related Materials: 71k fractional worksMolecular Junctions and Nanostructures: 68k fractional worksOptical Network Technologies: 67k fractional works

Area is fractional works in that topic. Every name below is a page of its own.