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Topic · Biomedical Engineering

Optical Polarization and Ellipsometry

Optical Polarization and Ellipsometry is a research topic within Biomedical Engineering. Science Explorer counts 18k 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 the application of polarimetric imaging techniques for remote sensing and biomedical applications. It covers topics such as polarimetry, imaging spectroscopy, Mueller matrix decomposition, tissue characterization, biomedical diagnosis, Monte Carlo simulation, snapshot imaging, ellipsometry, liquid crystal polarimeters, and remote sensing.

  • Polarimetry
  • Imaging Spectroscopy
  • Mueller Matrix
  • Tissue Characterization
  • Biomedical Diagnosis
  • Monte Carlo Simulation
  • Snapshot Imaging
  • Ellipsometry
  • Liquid Crystal Polarimeter
  • Remote Sensing
Research works
18k
fractional, since 1950
In the world top 10%
1.8k
per year above
Top-10% rate
10.0%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+22%
the tick is no change
Largest producer
China
48% of the 10 largest, 2022-now
Optical Polarization and Ellipsometry

Which countries lead Optical Polarization and Ellipsometry research?

By volume, China and the United States publish the most (990 and 330 works in 2022-now).

By volume, 2022-now

  1. 1 China 990 works
  2. 2 United States 330 works
  3. 3 Russia 161 works
  4. 4 France 111 works
  5. 5 India 102 works
  6. 6 Japan 101 works
  7. 7 Germany 87 works
  8. 8 United Kingdom 72 works
  9. 9 Spain 63 works
  10. 10 Ukraine 54 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: 47.8%United States: 15.9%Russia: 7.8%France: 5.3%6 others listed: 23.1%48%largest
China990 · 47.8%United States330 · 15.9%Russia161 · 7.8%France111 · 5.3%6 others listed479 · 23.1%

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

Which institutions lead Optical Polarization and Ellipsometry research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Optical Polarization and Ellipsometry research, followed by Centre National de la Recherche Scientifique and Russian Academy of Sciences.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 107 works
  2. 2 Centre National de la Recherche ScientifiqueFrance 53 works
  3. 3 Russian Academy of SciencesRussia 45 works
  4. 4 Tsinghua UniversityChina 32 works
  5. 5 Changchun University of Science and TechnologyChina 32 works
  6. 6 University of Chinese Academy of SciencesChina 31 works
  7. 7 National University of Defense TechnologyChina 28 works
  8. 8 Beijing Institute of TechnologyChina 25 works
  9. 9 Zhejiang UniversityChina 20 works
  10. 10 Xidian UniversityChina 19 works

Who are the leading researchers in Optical Polarization and Ellipsometry?

The most-cited researchers publishing on Optical Polarization and Ellipsometry include Wei Huang and Han Zhang.

  1. 1 Wei Huang China 267k citations
  2. 2 Han Zhang China 161k 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 Optical Polarization and Ellipsometry?

The most cited paper in Optical Polarization and Ellipsometry is "A training algorithm for optimal margin classifiers" (Bernhard E. Boser, Isabelle Guyon, Vladimir N. Vapnik, 1992), with 11,724 citations. Next come "Terabit free-space data transmission employing orbital angular momentum multiplexing" (4,661) and "Ellipsometry and Polarized Light" (4,283).

Most cited papers
#PaperReleasedCitations
1 A training algorithm for optimal margin classifiers Bernhard E. Boser, Isabelle Guyon, Vladimir N. Vapnik Conference paper Jul 1992 11,724
2 Terabit free-space data transmission employing orbital angular momentum multiplexing Jian Wang, Jeng-Yuan Yang, Irfan M. Fazal et al. · Nature Photonics 22 Jun 2012 4,661
3 Ellipsometry and Polarized Light Rasheed M. A. Azzam, N. M. Bashara, Stanley S. Ballard · Physics Today Nov 1978 4,283
4 Statistical fluid mechanics A. Tsinober · European Journal of Mechanics - B/Fluids Jul 1998 3,684
5 Electromagnetic diffraction in optical systems, II. Structure of the image field in an aplanatic system Bukola A. Richards, E. A. De Wolf · Proceedings of the Royal Society of London A Mathematical and Physical Sciences 15 Dec 1959 3,073
All 100 most cited papers, with filters and sorting

Where is Optical Polarization and Ellipsometry research done?

The largest centres of Optical Polarization and Ellipsometry research in 2022-now are Beijing (China), Xi'an (China), Shanghai (China) and Moscow (Russia). Among places with at least 20 works in it, it is an unusually large share of all research in Chernivtsi, Samara and Changchun.

Largest cities, 2022-now

  1. 1 BeijingChina 231 works
  2. 2 Xi'anChina 78 works
  3. 3 ShanghaiChina 61 works
  4. 4 MoscowRussia 57 works
  5. 5 NanjingChina 50 works
  6. 6 ChangchunChina 49 works
  7. 7 HefeiChina 42 works
  8. 8 WuhanChina 40 works
  9. 9 HangzhouChina 40 works
  10. 10 ChangshaChina 37 works

Where it is the local speciality

  1. ChernivtsiUA · 23.7 works67×
  2. SamaraRU · 25.0 works23×
  3. ChangchunCN · 48.6 works7.4×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Optical Polarization and Ellipsometry than the world average.

See Optical Polarization and Ellipsometry on the map

Where is the best place to study Optical Polarization and Ellipsometry?

Among universities, judged by research, Hefei University of Technology, Tsinghua University and University of Chinese Academy of Sciences 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%30%mean 15.95%fractional works in this field (log) →share of work in the world top 10% →Hefei University of …Tsinghua UniversityUniversity of Chines…National 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
1Hefei University of TechnologyChina 74.027.2%11.5×14 +35.2%
2Tsinghua UniversityChina 73.318.0%6.3×32 +35.3%
3University of Chinese Academy of SciencesChina 63.611.5%8.4×31 +69.1%
4National University of Defense TechnologyChina 62.011.4%16.1×28 +110.6%
5Changchun University of Science and TechnologyChina 60.19.9%65.2×32 +218.7%
6Beijing Institute of TechnologyChina 56.710.0%9.6×25 +24.9%
7Zhejiang UniversityChina 55.317.1%3.3×20 +128.5%
8Xidian UniversityChina 54.413.3%11.5×19 +1.0%
9University of Shanghai for Science and TechnologyChina 54.027.4%9.2×9 +24.8%
10Huazhong University of Science and TechnologyChina 51.613.7%4.5×18 +1.9%

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 Optical Polarization and Ellipsometry, country by country

Is Optical Polarization and Ellipsometry research growing?

Output in 2022-2025 was 22% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Optical Polarization and Ellipsometry.

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 Optical Polarization and Ellipsometry as a percentage of every work published that year, 0.010% in 2024.

still counting0.020%0.040%0.060%Optical Polarization and Ellipsometry0.011% in 202519801990200020102020

Fractional works of Optical Polarization and Ellipsometry 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%Optical Polarization and Ellipsometry9.9% 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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