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Topic · Mechanical Engineering

Non-Destructive Testing Techniques

Non-Destructive Testing Techniques is a research topic within Mechanical Engineering. Science Explorer counts 49k research works in it since 1950. 10.0% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on non-destructive techniques based on eddy current testing, including pulsed eddy current and magnetic flux leakage methods. The papers cover topics such as defect detection, sensor design, feature extraction, and material characterization using advanced signal processing and machine learning techniques.

  • Eddy Current Testing
  • Non-Destructive Evaluation
  • Pulsed Eddy Current
  • Magnetic Flux Leakage
  • Defect Detection
  • Sensor Design
  • Feature Extraction
  • Pipeline Inspection
  • Material Characterization
  • Machine Learning
Research works
49k
fractional, since 1950
In the world top 10%
4.9k
per year above
Top-10% rate
10.0%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+28%
the tick is no change
Largest producer
China
56% of the 10 largest, 2022-now
Non-Destructive Testing Techniques

Which countries lead Non-Destructive Testing Techniques research?

By volume, China and the United States publish the most (4.2k and 829 works in 2022-now).

By volume, 2022-now

  1. 1 China 4.2k works
  2. 2 United States 829 works
  3. 3 India 545 works
  4. 4 Japan 384 works
  5. 5 Germany 328 works
  6. 6 United Kingdom 317 works
  7. 7 South Korea 272 works
  8. 8 France 227 works
  9. 9 Russia 201 works
  10. 10 Italy 180 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: 56.0%United States: 11.1%India: 7.3%Japan: 5.1%6 others listed: 20.5%56%largest
China4,180 · 56.0%United States829 · 11.1%India545 · 7.3%Japan384 · 5.1%6 others listed1,527 · 20.5%

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

Which institutions lead Non-Destructive Testing Techniques research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Non-Destructive Testing Techniques research, followed by Xi'an Jiaotong University and Huazhong University of Science and Technology.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 95 works
  2. 2 Xi'an Jiaotong UniversityChina 93 works
  3. 3 Huazhong University of Science and TechnologyChina 79 works
  4. 4 Harbin Institute of TechnologyChina 71 works
  5. 5 Northeastern UniversityChina 71 works
  6. 6 Centre National de la Recherche ScientifiqueFrance 70 works
  7. 7 Beihang UniversityChina 63 works
  8. 8 Chongqing UniversityChina 62 works
  9. 9 Zhejiang UniversityChina 56 works
  10. 10 Tianjin UniversityChina 55 works

Who are the leading researchers in Non-Destructive Testing Techniques?

The most-cited researchers publishing on Non-Destructive Testing Techniques include Zhong Lin Wang, Wei Huang and Xiaogang Wang.

  1. 1 Zhong Lin Wang United States 491k citations
  2. 2 Wei Huang China 267k citations
  3. 3 Xiaogang Wang China 260k citations
  4. 4 Kenji Watanabe Japan 237k citations
  5. 5 P. Jackson France 230k citations
  6. 6 Takashi Taniguchi Japan 227k citations
  7. 7 Kai You Wang China 224k citations
  8. 8 Frede Blaabjerg Denmark 203k 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 Non-Destructive Testing Techniques?

The most cited paper in Non-Destructive Testing Techniques is "Influence of partially known parameter on flaw characterization in Eddy Current Testing by using a random walk MCMC method based on metamodeling" (Caifang Cai, Thomas Rodet, Marc Antoine Lambert, 2014), with 12,195 citations. Next come "A Critical Analysis of Crack Propagation Laws" (7,114) and "Initial reports of the deep sea drilling project" (3,996).

Most cited papers
#PaperReleasedCitations
1 Influence of partially known parameter on flaw characterization in Eddy Current Testing by using a random walk MCMC method based on metamodeling Caifang Cai, Thomas Rodet, Marc Antoine Lambert · Journal of Physics Conference Series Conference paperOpen access 21 Oct 2014 12,195
2 A Critical Analysis of Crack Propagation Laws Paul C. Paris, F. Erdoğan · Journal of Basic Engineering Dec 1963 7,114
3 Initial reports of the deep sea drilling project Roland E. von Huene · Marine Geology Feb 1971 3,996
4 Orthogonal least squares learning algorithm for radial basis function networks Sheng Chen, Colin F. N. Cowan, P.M. Grant · IEEE Transactions on Neural Networks Mar 1991 3,375
5 An introduction to structural health monitoring Charles R. Farrar, Keith Worden · Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences 12 Dec 2006 2,613
All 99 most cited papers, with filters and sorting

Where is Non-Destructive Testing Techniques research done?

The largest centres of Non-Destructive Testing Techniques research in 2022-now are Beijing (China), Xi'an (China), Shanghai (China) and Nanjing (China).

Largest cities, 2022-now

  1. 1 BeijingChina 747 works
  2. 2 Xi'anChina 273 works
  3. 3 ShanghaiChina 273 works
  4. 4 NanjingChina 215 works
  5. 5 WuhanChina 204 works
  6. 6 ChengduChina 195 works
  7. 7 TianjinChina 146 works
  8. 8 ShenyangChina 135 works
  9. 9 HangzhouChina 134 works
  10. 10 ChongqingChina 133 works
See Non-Destructive Testing Techniques on the map

Where is the best place to study Non-Destructive Testing Techniques?

Among universities, judged by research, Northeastern University, Xi'an Jiaotong University and Hong Kong Polytechnic 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 21.94%fractional works in this field (log) →share of work in the world top 10% →Hong Kong Polytechni…Northeastern Univers…Xi'an Jiaotong Unive…Huazhong 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
1Northeastern UniversityChina 73.623.1%9.6×71 +143.1%
2Xi'an Jiaotong UniversityChina 70.918.9%6.4×93 +34.0%
3Hong Kong Polytechnic UniversityChina 70.431.7%2.9×21 +72.3%
4Huazhong University of Science and TechnologyChina 68.418.6%5.3×79 +60.2%
5Southwest Jiaotong UniversityChina 67.123.2%8.2×52 +78.2%
6Hunan UniversityChina 66.829.2%4.4×26 +95.7%
7Southeast UniversityChina 66.620.9%4.4×54 +149.5%
8Chongqing UniversityChina 66.218.0%6.9×62 +67.2%
9Beihang UniversityChina 64.719.5%6.9×63 +31.7%
10Harbin Institute of TechnologyChina 64.216.3%5.2×71 +37.4%

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 Non-Destructive Testing Techniques, country by country

Is Non-Destructive Testing Techniques research growing?

Output in 2022-2025 was 28% higher than in 2018-2021, peaking in 2024. The fastest-growing topics are Non-Destructive Testing Techniques.

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 Non-Destructive Testing Techniques as a percentage of every work published that year, 0.048% in 2024.

still counting0.025%0.050%0.075%Non-Destructive Testing Techniques0.039% in 202519801990200020102020

Fractional works of Non-Destructive Testing Techniques 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%Non-Destructive Testing Techniques9.9% 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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