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Subfield · Computer Science

Hardware and Architecture research

Hardware and Architecture is a subfield of Computer Science. Science Explorer counts 211k research works in it since 1950. 15.7% of them reached the world's top 10% most cited for their field and year.

In short: physical components of a computer.

Research works
211k
fractional, since 1950
In the world top 10%
33k
per year above
Top-10% rate
15.7%
share of its works in the world top 10%
Topics
8
Growth, 2013–17 → 2018–22
-20%
the tick is no change

What is Hardware and Architecture research about, and what is growing?

By the world's output in 2019–23, its most used keywords are Parallel Computing, Performance Optimization, Embedded Systems, High-Level Synthesis, Reconfigurable Computing, Hardware Trojans. Gaining share since 2009–13: Hardware Trojans, Physical Unclonable Functions. Losing share: Remote Display, Thin-Client Computing, Power Consumption, Server Selection Algorithms.

▲ 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 17 words, with their numbers
  1. Parallel Computing9,708◆ 1.00×1 topic
  2. Performance Optimization9,708◆ 1.00×1 topic
  3. Embedded Systems7,111▼ 0.78×2 topics
  4. High-Level Synthesis4,351▼ 0.73×1 topic
  5. Reconfigurable Computing4,351▼ 0.73×1 topic
  6. Hardware Trojans4,024▲ 4.3×1 topic
  7. Physical Unclonable Functions4,024▲ 4.3×1 topic
  8. Embedded Cores3,317◆ 0.92×1 topic
  9. Test Data Compression3,317◆ 0.92×1 topic
  10. Hard Real-Time Systems2,760◆ 0.87×1 topic
  11. Scheduling Algorithms2,760◆ 0.87×1 topic
  12. Deep Packet Inspection1,509▼ 0.86×1 topic
  13. Packet Classification1,509▼ 0.86×1 topic
  14. Remote Display562▼ 0.59×1 topic
  15. Thin-Client Computing562▼ 0.59×1 topic
  16. Power Consumption210▼ 0.63×1 topic
  17. Server Selection Algorithms210▼ 0.63×1 topic

Which countries lead Hardware and Architecture research?

On research quality in 2022–2025, the United States, China and India rank highest in Hardware and Architecture. By volume, China and the United States publish the most (5k and 4.8k works in 2022–2025).

By research quality, 2022–2025

  1. 1 United States · #1 all time 14.2% top 10% · 4.8k works
  2. 2 China · #4 all time 11.0% top 10% · 5k works
  3. 3 India · #11 all time 7.3% top 10% · 2.6k works
  4. 4 South Korea · #13 all time 13.0% top 10% · 755 works
  5. 5 Germany · #3 all time 11.0% top 10% · 1.5k works
  6. 6 United Kingdom · #2 all time 15.6% top 10% · 665 works
  7. 7 Italy · #7 all time 16.4% top 10% · 670 works
  8. 8 Japan · #9 all time 7.6% top 10% · 789 works
  9. 9 Canada · #6 all time 12.6% top 10% · 471 works
  10. 10 France · #5 all time 8.1% top 10% · 786 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 18 countries ranked in Hardware and Architecture. Composite of field-normalised excellence (50%), output (30%) and citations (20%); the bracket is the all-time rank.

All countries ranked in Hardware and Architecture

By volume, 2022–2025

  1. 1 China 5k works
  2. 2 United States 4.8k works
  3. 3 India 2.6k works
  4. 4 Germany 1.5k works
  5. 5 Japan 789 works
  6. 6 France 786 works
  7. 7 South Korea 755 works
  8. 8 Italy 670 works
  9. 9 United Kingdom 665 works
  10. 10 Canada 471 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: 27.6%United States: 26.8%India: 14.4%Germany: 8.4%6 others listed: 22.9%28%largest
China4,982 · 27.6%United States4,837 · 26.8%India2,594 · 14.4%Germany1,523 · 8.4%6 others listed4,136 · 22.9%

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

Which institutions lead Hardware and Architecture research?

Tsinghua University (China) ranks first in Hardware and Architecture on research quality in 2022–2025, followed by Peking University and University of Florida.

By research quality, 2022–2025

  1. 1 Tsinghua University China · Beijing · #43 all time 19.7% top 10% · 179 works
  2. 2 Peking University China · Beijing · #89 all time 18.3% top 10% · 120 works
  3. 3 University of Florida United States · Gainesville · #35 all time 19.9% top 10% · 144 works
  4. 4 Georgia Institute of Technology United States · Atlanta · #12 all time 21.5% top 10% · 104 works
  5. 5 Shanghai Jiao Tong University China · Shanghai 15.1% top 10% · 136 works
  6. 6 National University of Singapore Singapore · Singapore · #46 all time 30.0% top 10% · 62 works
  7. 7 Chinese Academy of Sciences China · Beijing 14.7% top 10% · 115 works
  8. 8 Intel (United States) United States · Santa Clara · #4 all time 14.4% top 10% · 107 works
  9. 9 Technical University of Munich Germany · Munich · #50 all time 16.3% top 10% · 97 works
  10. 10 University of Illinois Urbana-Champaign United States · Urbana · #6 all time 24.3% top 10% · 70 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 40 institutions above the floor of 40 fractional works in Hardware and Architecture.

Top 100 Hardware and Architecture institutions

By volume, 2022–2025

  1. 1 National University of Defense Technology China 192 works
  2. 2 Tsinghua University China 179 works
  3. 3 University of Florida United States 144 works
  4. 4 Shanghai Jiao Tong University China 136 works
  5. 5 Amrita Vishwa Vidyapeetham India 125 works
  6. 6 Peking University China 120 works
  7. 7 Chinese Academy of Sciences China 115 works
  8. 8 Intel (United States) United States 107 works
  9. 9 Georgia Institute of Technology United States 104 works
  10. 10 Technical University of Munich Germany 97 works

Who are the leading researchers in Hardware and Architecture?

Among the most productive authors in Hardware and Architecture, Ion Stoica, Deborah Estrin and Randy H. Katz rank highest on the composite score.

  1. 1 Ion Stoica United States · #22 worldwide 9.6k citations · 170 works
  2. 2 Deborah Estrin United States · #60 worldwide 5.9k citations · 183 works
  3. 3 Randy H. Katz United States · #99 worldwide 5.7k citations · 135 works
  4. 4 David Culler United States · #182 worldwide 4.4k citations · 132 works
  5. 5 Laxmikant V. Kalé United States · #201 worldwide 3k citations · 183 works
  6. 6 Rajkumar Buyya Australia · #240 worldwide 7.8k citations · 379 works
  7. 7 David A. Patterson United States · #305 worldwide 5.1k citations · 113 works
  8. 8 Ramesh Govindan United States · #571 worldwide 3.5k citations · 144 works
  9. 9 Adrian Perrig United States · #689 worldwide 3.2k citations · 146 works
  10. 10 A. Kugel Germany · #758 worldwide 6.5k citations · 276 works

Re-ranked on the composite score from the 4,958 highest-output authors in Hardware and Architecture. Identities come from OpenAlex author disambiguation, which occasionally merges or splits people.

Top 100 Hardware and Architecture researchers

Where is Hardware and Architecture research done?

The largest centres of Hardware and Architecture research in 2022–2025 are Beijing (China), Shanghai (China), Seoul (South Korea) and Tokyo (Japan). Among places with at least 20 works in it, it is an unusually large share of all research in Santa Clara, Markham and Middletown.

Largest cities, 2022–2025

  1. 1 Beijing China 1.3k works
  2. 2 Shanghai China 471 works
  3. 3 Seoul South Korea 454 works
  4. 4 Tokyo Japan 307 works
  5. 5 Nanjing China 304 works
  6. 6 Bengaluru India 298 works
  7. 7 Changsha China 295 works
  8. 8 Xi'an China 284 works
  9. 9 Munich Germany 203 works
  10. 10 Chennai India 194 works

Where it is the local speciality

  1. Santa ClaraUS · 186.8 works31×
  2. MarkhamCA · 26.4 works29×
  3. MiddletownUS · 21.1 works25×
  4. ArmonkUS · 21.4 works20×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Hardware and Architecture than the world average.

See Hardware and Architecture on the map

Hardware and Architecture research by country

The best places for Hardware and Architecture research inside each country, with that country's researchers and world standing.

Where is the best place to study Hardware and Architecture?

Among universities, judged by research, Amrita Vishwa Vidyapeetham, Georgia Institute of Technology and University of Florida 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 14.47%fractional works in this node (log) →share in the world top 10% →Amrita Vishwa Vidyapeetham: 125, 11.3%Georgia Institute of Technology: 104, 21.5%University of Florida: 144, 19.9%Indian Institute of Technology Indore: 41, 5.0%Carnegie Mellon University: 70, 17.6%National University of Defense Technology: 192, 8.0%ETH Zurich: 79, 23.0%KLE Technological University: 22, 9.2%Universitat Politècnica de Catalunya: 67, 11.6%Hong Kong University of Science and Technology: 51, 17.6%Georgia Institute of…University of FloridaAmrita Vishwa Vidyap…Indian 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
1Amrita Vishwa Vidyapeetham India 62.411.3%10.1×125 +120.8%
2Georgia Institute of Technology United States 55.521.5%7.3×104 -13.4%
3University of Florida United States 55.319.9%6.0×144 +24.3%
4Indian Institute of Technology Indore India 54.25.0%10.2×41 +193.5%
5Carnegie Mellon University United States 52.917.6%7.5×70 +28.3%
6National University of Defense Technology China 52.48.0%10.6×192 -37.4%
7ETH Zurich Switzerland 52.423.0%5.1×79 -16.1%
8KLE Technological University India 52.49.2%10.2×22 +483.3%
9Universitat Politècnica de Catalunya Spain 51.811.6%9.2×67 -13.7%
10Hong Kong University of Science and Technology Hong Kong 51.817.6%5.7×51 +38.2%

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 Hardware and Architecture research growing?

Output in 2018–2022 was 20% lower than in 2013–2017, peaking in 2002. The fastest-growing topics are Physical Unclonable Functions (PUFs) and Hardware Security and Parallel Computing and Optimization Techniques.

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. Physical Unclonable Functions (PUFs) and Hardware Security+255%
  2. Parallel Computing and Optimization Techniques+3%
  3. Network Packet Processing and Optimization-30%
  4. Embedded Systems Design Techniques-32%
  5. VLSI and Analog Circuit Testing-32%
  6. Energy Efficiency in Computing-33%
← shrinkingno changegrowing →

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

What does Hardware and Architecture include?

Parallel Computing and O…79kParallel Computing and Optimization Techniques: 79k fractional worksEmbedded Systems Design …47kEmbedded Systems Design Techniques: 47k fractional worksVLSI and Analog Circuit …32kVLSI and Analog Circuit Testing: 32k fractional worksReal-Time Systems Schedu…24kReal-Time Systems Scheduling: 24k fractional worksPhysical Unclonable Functions (PUFs) and Hardware Security: 12k fractional worksNetwork Packet Processing and Optimization: 11k fractional worksCloud Computing and Remote Desktop Technologies: 5,053 fractional worksEnergy Efficiency in Computing: 1,539 fractional works

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