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Topic · Spectroscopy

Molecular Sensors and Ion Detection

Molecular Sensors and Ion Detection is a research topic within Spectroscopy. Science Explorer counts 51k research works in it since 1950. 9.8% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the development and application of fluorescent chemosensors for the detection of various ions, including anions and metal ions, as well as their use in bioimaging. The papers cover topics such as anion recognition, reactive oxygen species detection, molecular sensors, and supramolecular chemistry. Additionally, there is a specific emphasis on the role of fluorescent chemosensors in studying neurodegenerative diseases.

  • Fluorescent Chemosensors
  • Ion Detection
  • Bioimaging
  • Anion Recognition
  • Metal Ions
  • Fluorescent Probes
  • Reactive Oxygen Species
  • Molecular Sensors
  • Supramolecular Chemistry
  • Neurodegenerative Diseases
Research works
51k
fractional, since 1950
In the world top 10%
5k
per year above
Top-10% rate
9.8%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+9%
the tick is no change
Largest producer
China
60% of the 10 largest, 2022-now
Molecular Sensors and Ion Detection

Which countries lead Molecular Sensors and Ion Detection research?

By volume, China and India publish the most (4.9k and 1.5k works in 2022-now).

By volume, 2022-now

  1. 1 China 4.9k works
  2. 2 India 1.5k works
  3. 3 United States 495 works
  4. 4 Japan 296 works
  5. 5 Russia 232 works
  6. 6 Türkiye 191 works
  7. 7 South Korea 189 works
  8. 8 Iran 169 works
  9. 9 France 153 works
  10. 10 Germany 151 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: 59.7%India: 17.6%United States: 6.0%Japan: 3.6%6 others listed: 13.1%60%largest
China4,949 · 59.7%India1,463 · 17.6%United States495 · 6.0%Japan296 · 3.6%6 others listed1,087 · 13.1%

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

Which institutions lead Molecular Sensors and Ion Detection research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Molecular Sensors and Ion Detection research, followed by Russian Academy of Sciences and Centre National de la Recherche Scientifique.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 195 works
  2. 2 Russian Academy of SciencesRussia 101 works
  3. 3 Centre National de la Recherche ScientifiqueFrance 84 works
  4. 4 Jilin UniversityChina 72 works
  5. 5 Nankai UniversityChina 56 works
  6. 6 Guizhou UniversityChina 53 works
  7. 7 Vellore Institute of Technology UniversityIndia 53 works
  8. 8 Zhengzhou UniversityChina 52 works
  9. 9 University of JinanChina 50 works
  10. 10 Birla Institute of Technology and Science, PilaniIndia 48 works

Who are the leading researchers in Molecular Sensors and Ion Detection?

The most-cited researchers publishing on Molecular Sensors and Ion Detection include Michaël Grätzel, George Davey Smith and Heng Li.

  1. 1 Michaël Grätzel Switzerland 458k citations
  2. 2 George Davey Smith United Kingdom 435k citations
  3. 3 Heng Li United States 270k citations
  4. 4 George M. Whitesides United States 267k citations
  5. 5 Wei Huang China 267k citations
  6. 6 Ben Zhong Tang China 261k citations
  7. 7 Xiaogang Wang China 260k citations
  8. 8 Omar M. Yaghi United States 254k citations
  9. 9 Stefan Grimme Germany 224k citations
  10. 10 Kai You Wang China 224k 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 Molecular Sensors and Ion Detection?

The most cited paper in Molecular Sensors and Ion Detection is "Aggregation-Induced Emission: Together We Shine, United We Soar!" (Ju Mei, Nelson L. C. Leung, Ryan T. K. Kwok et al., 2015), with 8,309 citations. Next come "Metal–Organic Framework Materials as Chemical Sensors" (7,189) and "Signaling Recognition Events with Fluorescent Sensors and Switches" (6,988).

Most cited papers
#PaperReleasedCitations
1 Aggregation-Induced Emission: Together We Shine, United We Soar! Ju Mei, Nelson L. C. Leung, Ryan T. K. Kwok et al. · Chemical Reviews Review 22 Oct 2015 8,309
2 Metal–Organic Framework Materials as Chemical Sensors Lauren E. Kreno, Kirsty Leong, Omar K. Farha et al. · Chemical Reviews Review 9 Nov 2011 7,189
3 Signaling Recognition Events with Fluorescent Sensors and Switches A. Prasanna de Silva, H. Q. Nimal Gunaratne, Thorfinnur Gunnlaugsson et al. · Chemical Reviews Review Aug 1997 6,988
4 Aggregation-induced emission Yuning Hong, Jacky W. Y. Lam, Ben Zhong Tang · Chemical Society Reviews ReviewOpen access 2011 6,364
5 Introduction and General Overview of Cyclodextrin Chemistry József Szejtli · Chemical Reviews Review 9 Jun 1998 4,994
All 100 most cited papers, with filters and sorting

Where is Molecular Sensors and Ion Detection research done?

The largest centres of Molecular Sensors and Ion Detection research in 2022-now are Beijing (China), Shanghai (China), Nanjing (China) and Jinan (China). Among places with at least 20 works in it, it is an unusually large share of all research in Ivanovo and Qiqihar.

Largest cities, 2022-now

  1. 1 BeijingChina 481 works
  2. 2 ShanghaiChina 253 works
  3. 3 NanjingChina 233 works
  4. 4 JinanChina 199 works
  5. 5 GuangzhouChina 154 works
  6. 6 TianjinChina 154 works
  7. 7 WuhanChina 142 works
  8. 8 Xi'anChina 141 works
  9. 9 HangzhouChina 121 works
  10. 10 LanzhouChina 119 works

Where it is the local speciality

  1. IvanovoRU · 27.4 works31×
  2. QiqiharCN · 22.2 works19×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Molecular Sensors and Ion Detection than the world average.

See Molecular Sensors and Ion Detection on the map

Where is the best place to study Molecular Sensors and Ion Detection?

Among universities, judged by research, Chinese University of Hong Kong, Shenzhen, Lanzhou Jiaotong University and Nankai 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 21.44%fractional works in this field (log) →share of work in the world top 10% →Lanzhou Jiaotong Uni…Chinese University o…Nankai UniversityJiangsu 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
1Chinese University of Hong Kong, ShenzhenChina 74.333.3%9.7×15 +427.5%
2Lanzhou Jiaotong UniversityChina 73.734.8%16.0×32 +40.8%
3Nankai UniversityChina 68.024.8%9.7×56 -3.6%
4Jiangsu UniversityChina 63.120.1%5.4×37 +39.4%
5Birla Institute of Technology and Science, PilaniIndia 60.512.5%14.4×48 +221.1%
6Tongji UniversityChina 60.525.1%1.9×25 +37.3%
7Jilin UniversityChina 60.114.0%7.3×72 -10.0%
8East China University of Science and TechnologyChina 59.317.0%10.5×44 -9.0%
9Henan Normal UniversityChina 58.422.0%15.0×26 +75.1%
10Nanjing Forestry UniversityChina 57.610.8%11.7×45 +103.6%

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 Molecular Sensors and Ion Detection, country by country

Is Molecular Sensors and Ion Detection research growing?

Output in 2022-2025 was 9% higher than in 2018-2021, peaking in 2024. The fastest-growing topics are Molecular Sensors and Ion Detection.

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 Molecular Sensors and Ion Detection as a percentage of every work published that year, 0.043% in 2024.

still counting0.025%0.050%0.075%Molecular Sensors and Ion Detection0.040% in 202519801990200020102020

Fractional works of Molecular Sensors and Ion Detection 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%Molecular Sensors and Ion Detection9.8% 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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