Science Explorer Interactive view Map

Advanced Optical Network Technologies

Advanced Optical Network Technologies is a research topic within Electrical and Electronic Engineering. Science Explorer counts 31k research works in it since 1950. 13.4% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on optical communication networks, with an emphasis on elastic optical networks, energy efficiency, wavelength assignment, traffic grooming, survivability, spectrum allocation, green networking, network resilience, and packet switching.

  • Optical Networks
  • Elastic Optical Networks
  • Energy Efficiency
  • Wavelength Assignment
  • Traffic Grooming
  • Survivability
  • Spectrum Allocation
  • Green Networking
  • Network Resilience
  • Packet Switching
Research works
31k
fractional, since 1950
In the world top 10%
4.2k
per year above
Top-10% rate
13.4%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
-19%
the tick is no change

Which countries lead Advanced Optical Network Technologies research?

By volume, China and India publish the most (967 and 324 works in 2022–2025).

By volume, 2022–2025

  1. 1 China 967 works
  2. 2 India 324 works
  3. 3 United States 292 works
  4. 4 Japan 250 works
  5. 5 Italy 122 works
  6. 6 Germany 122 works
  7. 7 Brazil 120 works
  8. 8 Spain 107 works
  9. 9 France 95 works
  10. 10 United Kingdom 88 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: 38.9%India: 13.0%United States: 11.8%Japan: 10.1%6 others listed: 26.3%39%largest
China967 · 38.9%India324 · 13.0%United States292 · 11.8%Japan250 · 10.1%6 others listed654 · 26.3%

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

Which institutions lead Advanced Optical Network Technologies research?

By volume in 2022–2025, Beijing University of Posts and Telecommunications publishes the most Advanced Optical Network Technologies research, followed by NTT (Japan) and Centre Tecnologic de Telecomunicacions de Catalunya.

Who are the leading researchers in Advanced Optical Network Technologies?

The most-cited researchers publishing on Advanced Optical Network Technologies include Ian F. Akyildiz, Mohamed‐Slim Alouini and Hari Balakrishnan.

  1. 1 Ian F. Akyildiz United States 8.2k citations
  2. 2 Mohamed‐Slim Alouini Saudi Arabia 5.9k citations
  3. 3 Hari Balakrishnan United States 5.5k citations
  4. 4 Xuemin Shen Canada 5.1k citations
  5. 5 Mohsen Guizani Qatar 3.7k citations

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

Where is Advanced Optical Network Technologies research done?

The largest centres of Advanced Optical Network Technologies research in 2022–2025 are Beijing (China), Tokyo (Japan), Shanghai (China) and Barcelona (Spain). Among places with at least 20 works in it, it is an unusually large share of all research in Beijing.

Largest cities, 2022–2025

  1. 1 Beijing China 309 works
  2. 2 Tokyo Japan 131 works
  3. 3 Shanghai China 76 works
  4. 4 Barcelona Spain 57 works
  5. 5 Nanjing China 53 works
  6. 6 Guangzhou China 50 works
  7. 7 Shenzhen China 46 works
  8. 8 Munich Germany 41 works
  9. 9 Xi'an China 41 works
  10. 10 Beijing ?? 37 works

Where it is the local speciality

  1. Beijing37.2 works27×
← less than its size predictsmore →

Location quotient: how much more of its research is in Advanced Optical Network Technologies than the world average.

See Advanced Optical Network Technologies on the map

Where is the best place to study Advanced Optical Network Technologies?

Among universities, judged by research, Beijing University of Posts and Telecommunications, Nanjing University of Posts and Telecommunications and Universidad Carlos III de Madrid 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%10%20%mean 8.54%fractional works in this node (log) →share in the world top 10% →Beijing University of Posts and Telecommunications: 123, 8.0%Nanjing University of Posts and Telecommunications: 10, 16.8%Universidad Carlos III de Madrid: 10, 10.2%Budapest University of Technology and Economics: 8, 13.7%Politecnico di Milano: 19, 9.7%Eindhoven University of Technology: 13, 7.5%Politecnico di Torino: 20, 5.1%Chalmers University of Technology: 9, 5.1%Universitat Politècnica de Catalunya: 20, 3.6%Indian Institute of Technology Kanpur: 10, 5.7%Nanjing University o…Budapest University …Universidad Carlos I…Beijing 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 Beijing University of Posts and TelecommunicationsChina 63.38.0%61.0×123 -5.3%
2 Nanjing University of Posts and TelecommunicationsChina 56.016.8%7.3×10 +39.1%
3 Universidad Carlos III de MadridSpain 55.910.2%13.8×10 +47.0%
4 Budapest University of Technology and EconomicsHungary 53.113.7%10.9×8 -45.4%
5 Politecnico di MilanoItaly 50.99.7%8.4×19 -18.6%
6 Eindhoven University of TechnologyNetherlands 50.57.5%11.3×13 -26.6%
7 Politecnico di TorinoItaly 50.25.1%13.7×20 +15.4%
8 Chalmers University of TechnologySweden 50.15.1%11.2×9 +57.3%
9 Universitat Politècnica de CatalunyaSpain 48.23.6%19.3×20 -5.0%
10 Indian Institute of Technology KanpurIndia 45.55.7%9.5×10 +75.6%

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 Advanced Optical Network Technologies research growing?

Output in 2018–2022 was 19% lower than in 2013–2017, peaking in 2002.

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.