Science Explorer Interactive view Map

Chemical Analysis and Environmental Impact

Chemical Analysis and Environmental Impact is a research topic within Health, Toxicology and Mutagenesis. Science Explorer counts 7.6k research works in it since 1950. 17.4% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the environmental contamination, health effects, and microbial reduction of perchlorate, a widespread environmental pollutant known to inhibit thyroidal radioiodine uptake in humans. The papers cover topics such as perchlorate levels in various sources, its impact on thyroid function, water treatment technologies, and bioremediation methods.

  • Perchlorate
  • Thyroid
  • Contamination
  • Health Effects
  • Environmental
  • Microbial Reduction
  • Water Treatment
  • Iodide Uptake
  • Bioremediation
  • Exposure
Research works
7.6k
fractional, since 1950
In the world top 10%
1.3k
per year above
Top-10% rate
17.4%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
-15%
the tick is no change

Which countries lead Chemical Analysis and Environmental Impact research?

By volume, China and the United States publish the most (277 and 168 works in 2022–2025).

By volume, 2022–2025

  1. 1 China 277 works
  2. 2 United States 168 works
  3. 3 India 48 works
  4. 4 Japan 24 works
  5. 5 Germany 24 works
  6. 6 France 23 works
  7. 7 Russia 22 works
  8. 8 Spain 22 works
  9. 9 Brazil 21 works
  10. 10 Canada 20 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: 42.6%United States: 25.9%India: 7.4%Japan: 3.7%6 others listed: 20.3%43%largest
China277 · 42.6%United States168 · 25.9%India48 · 7.4%Japan24 · 3.7%6 others listed132 · 20.3%

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

Which institutions lead Chemical Analysis and Environmental Impact research?

By volume in 2022–2025, Chinese Academy of Sciences publishes the most Chemical Analysis and Environmental Impact research, followed by State Key Laboratory of Pollution Control and Resource Reuse and Sun Yat-sen University.

By volume, 2022–2025

  1. 1 Chinese Academy of Sciences China 7 works
  2. 2 State Key Laboratory of Pollution Control and Resource Reuse China 5 works
  3. 3 Sun Yat-sen University China 5 works
  4. 4 Zhejiang University China 5 works
  5. 5 Harbin Institute of Technology China 5 works
  6. 6 University of Chinese Academy of Sciences China 5 works
  7. 7 Research Center for Eco-Environmental Sciences China 5 works
  8. 8 Hohai University China 4 works
  9. 9 Tongji University China 4 works
  10. 10 Huazhong University of Science and Technology China 4 works

Who are the leading researchers in Chemical Analysis and Environmental Impact?

The most-cited researchers publishing on Chemical Analysis and Environmental Impact include Thomas Schwarz.

  1. 1 Thomas Schwarz 3.1k citations

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

Where is Chemical Analysis and Environmental Impact research done?

The largest centres of Chemical Analysis and Environmental Impact research in 2022–2025 are Beijing (China), Nanjing (China), Shanghai (China) and Wuhan (China). Among places with at least 20 works in it, it is an unusually large share of all research in Nanjing and Beijing.

Largest cities, 2022–2025

  1. 1 Beijing China 57 works
  2. 2 Nanjing China 28 works
  3. 3 Shanghai China 17 works
  4. 4 Wuhan China 15 works
  5. 5 Guangzhou China 14 works
  6. 6 Hangzhou China 11 works
  7. 7 Washington D.C. United States 10 works
  8. 8 Xi'an China 10 works
  9. 9 Moscow Russia 9 works
  10. 10 Tianjin China 7 works

Where it is the local speciality

  1. NanjingCN · 27.7 works3.2×
  2. BeijingCN · 56.7 works1.9×
← less than its size predictsmore →

Location quotient: how much more of its research is in Chemical Analysis and Environmental Impact than the world average.

See Chemical Analysis and Environmental Impact on the map

Is Chemical Analysis and Environmental Impact research growing?

Output in 2018–2022 was 15% lower than in 2013–2017, peaking in 2025. The fastest-growing topics are Chemical Analysis and Environmental Impact.

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.