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Thermal Radiation and Cooling Technologies

Thermal Radiation and Cooling Technologies is a research topic within Civil and Structural Engineering. Science Explorer counts 22k research works in it since 1950. 23.8% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on passive radiative cooling technologies, including daytime radiative cooling, near-field heat transfer, thermal emission control, photonic structures, thermophotovoltaic systems, nanoporous materials, metamaterials, and their applications in personal thermal management and energy conversion.

  • Radiative Cooling
  • Daytime Radiative Cooling
  • Near-Field Heat Transfer
  • Thermal Emission
  • Photonic Structures
  • Thermophotovoltaic
  • Nanoporous Materials
  • Metamaterials
  • Personal Thermal Management
  • Energy Conversion
Research works
22k
fractional, since 1950
In the world top 10%
5.2k
per year above
Top-10% rate
23.8%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+49%
the tick is no change

Which countries lead Thermal Radiation and Cooling Technologies research?

By volume, China and the United States publish the most (2.5k and 616 works in 2022–2025).

By volume, 2022–2025

  1. 1 China 2.5k works
  2. 2 United States 616 works
  3. 3 India 250 works
  4. 4 South Korea 193 works
  5. 5 Japan 186 works
  6. 6 France 165 works
  7. 7 Germany 116 works
  8. 8 Russia 106 works
  9. 9 Spain 105 works
  10. 10 United Kingdom 104 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: 57.8%United States: 14.1%India: 5.7%South Korea: 4.4%6 others listed: 17.9%58%largest
China2,522 · 57.8%United States616 · 14.1%India250 · 5.7%South Korea193 · 4.4%6 others listed782 · 17.9%

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

Which institutions lead Thermal Radiation and Cooling Technologies research?

By volume in 2022–2025, Harbin Institute of Technology publishes the most Thermal Radiation and Cooling Technologies research, followed by Chinese Academy of Sciences and Donghua University.

By volume, 2022–2025

  1. 1 Harbin Institute of Technology China 83 works
  2. 2 Chinese Academy of Sciences China 62 works
  3. 3 Donghua University China 57 works
  4. 4 Shanghai Jiao Tong University China 54 works
  5. 5 Huazhong University of Science and Technology China 44 works
  6. 6 University of Science and Technology of China China 42 works
  7. 7 Wuhan University of Technology China 41 works
  8. 8 Tsinghua University China 38 works
  9. 9 University of Chinese Academy of Sciences China 37 works
  10. 10 Hong Kong Polytechnic University Hong Kong 36 works

Who are the leading researchers in Thermal Radiation and Cooling Technologies?

The most-cited researchers publishing on Thermal Radiation and Cooling Technologies include Edward J. Wollack, Kenji Watanabe and Takashi Taniguchi.

  1. 1 Edward J. Wollack 7.2k citations
  2. 2 Kenji Watanabe 6.4k citations
  3. 3 Takashi Taniguchi 6.2k citations
  4. 4 Mercouri G. Kanatzidis 4.3k citations
  5. 5 A. C. Gossard 4.2k citations
  6. 6 M. S. Dresselhaus 4.2k citations

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

Where is Thermal Radiation and Cooling Technologies research done?

The largest centres of Thermal Radiation and Cooling Technologies research in 2022–2025 are Beijing (China), Shanghai (China), Nanjing (China) and Wuhan (China).

Largest cities, 2022–2025

  1. 1 Beijing China 425 works
  2. 2 Shanghai China 231 works
  3. 3 Nanjing China 191 works
  4. 4 Wuhan China 164 works
  5. 5 Xi'an China 114 works
  6. 6 Harbin China 109 works
  7. 7 Hangzhou China 95 works
  8. 8 Hong Kong China 87 works
  9. 9 Seoul South Korea 83 works
  10. 10 Guangzhou China 82 works
See Thermal Radiation and Cooling Technologies on the map

Where is the best place to study Thermal Radiation and Cooling Technologies?

Among universities, judged by research, Hong Kong Polytechnic University, Donghua University and City University of Hong Kong 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%25%50%mean 39.97%fractional works in this node (log) →share in the world top 10% →Hong Kong Polytechnic University: 36, 58.3%Donghua University: 57, 47.0%City University of Hong Kong: 31, 45.6%Harbin Institute of Technology: 83, 25.1%Zhengzhou University: 32, 36.2%Jiangnan University: 26, 47.5%Shaanxi University of Science and Technology: 20, 39.8%Shanghai Jiao Tong University: 54, 33.4%Nanjing Tech University: 27, 27.7%Zhejiang Sci-Tech University: 16, 39.1%Hong Kong Polytechni…Donghua UniversityCity University of H…Harbin Institute of …
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
1Hong Kong Polytechnic University Hong Kong 81.158.3%7.6×36 +141.1%
2Donghua University China 79.947.0%28.9×57 +162.9%
3City University of Hong Kong Hong Kong 70.945.6%9.9×31 -19.8%
4Harbin Institute of Technology China 67.625.1%9.3×83 +137.2%
5Zhengzhou University China 61.636.2%6.9×32 +235.9%
6Jiangnan University China 60.347.5%8.0×26
7Shaanxi University of Science and Technology China 59.839.8%15.0×20
8Shanghai Jiao Tong University China 58.533.4%4.6×54 +264.8%
9Nanjing Tech University China 57.127.7%9.9×27 +70.8%
10Zhejiang Sci-Tech University China 56.939.1%9.8×16

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 Thermal Radiation and Cooling Technologies research growing?

Output in 2018–2022 was 49% higher than in 2013–2017, peaking in 2023. The fastest-growing topics are Thermal Radiation and Cooling Technologies.

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.