Molecular Spectroscopy and Structure
Molecular Spectroscopy and Structure is a research topic within Spectroscopy. Science Explorer counts 27k research works in it since 1950. 15.2% of them reached the world's top 10% most cited for their field and year.
This cluster of papers focuses on the use of rotational spectroscopy, particularly broadband microwave and Fourier transform techniques, to determine the molecular structures of various compounds in the gas phase. The studies explore topics such as hydrogen bonding, conformational dynamics, internal rotation, and torsional states of molecules.
- Rotational Spectroscopy
- Molecular Structure
- Broadband Microwave Spectroscopy
- Gas Phase
- Hydrogen Bonds
- Conformational Dynamics
- Chirped-Pulse Excitation
- Fourier Transform Microwave Spectroscopy
- Internal Rotation
- Torsional States
- Research works
- 27k fractional, since 1950
- In the world top 10%
- 4.2k per year above
- Top-10% rate
- 15.2% share of its works in the world top 10%
- Growth, 2013–17 → 2018–22
- -19% the tick is no change
Which countries lead Molecular Spectroscopy and Structure research?
By volume, the United States and France publish the most (286 and 154 works in 2022–2025).
By volume, 2022–2025
- 1 United States 286 works
- 2 France 154 works
- 3 China 134 works
- 4 Germany 124 works
- 5 Russia 95 works
- 6 India 90 works
- 7 Japan 72 works
- 8 Spain 72 works
- 9 Italy 54 works
- 10 United Kingdom 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.
Shares of the rows listed above, not of the whole node.
Which institutions lead Molecular Spectroscopy and Structure research?
By volume in 2022–2025, Centre National de la Recherche Scientifique publishes the most Molecular Spectroscopy and Structure research, followed by Universidad de Valladolid and University of Mississippi.
By volume, 2022–2025
- 1 Centre National de la Recherche Scientifique France 27 works
- 2 Universidad de Valladolid Spain 16 works
- 3 University of Mississippi United States 14 works
- 4 University of Bologna Italy 13 works
- 5 Center for Astrophysics Harvard & Smithsonian United States 12 works
- 6 University of Massachusetts Amherst United States 12 works
- 7 Max Planck Institute for Extraterrestrial Physics Germany 11 works
- 8 Leiden University Netherlands 11 works
- 9 Chongqing University China 11 works
- 10 University of Virginia United States 11 works
Who are the leading researchers in Molecular Spectroscopy and Structure?
The most-cited researchers publishing on Molecular Spectroscopy and Structure include John A. Pople, Donald G. Truhlar and Rodney S. Ruoff.
- 1 John A. Pople 11k citations
- 2 Donald G. Truhlar 8.4k citations
- 3 Rodney S. Ruoff 5.5k citations
- 4 William L. Jorgensen 4.5k citations
Ranked by citations received across their whole record, among researchers with at least three works on this topic.
Where is Molecular Spectroscopy and Structure research done?
The largest centres of Molecular Spectroscopy and Structure research in 2022–2025 are Paris (France), Moscow (Russia), Tokyo (Japan) and Madrid (Spain).
Largest cities, 2022–2025
- 1 Paris France 53 works
- 2 Moscow Russia 40 works
- 3 Tokyo Japan 28 works
- 4 Madrid Spain 23 works
- 5 Beijing China 23 works
- 6 Charlottesville United States 18 works
- 7 Cambridge United States 18 works
- 8 Valladolid Spain 16 works
- 9 Amherst Center United States 16 works
- 10 Garching Germany 16 works
Where is the best place to study Molecular Spectroscopy and Structure?
Among universities, judged by research, Leiden University, University of Mississippi and Center for Astrophysics Harvard & Smithsonian 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.
One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.
| # | University | Score | Top 10% | Specialisation | Works | Growth |
|---|---|---|---|---|---|---|
| 1 | Leiden University Netherlands | 69.1 | 50.5% | 24.1× | 11 | +27.4% |
| 2 | University of Mississippi United States | 58.5 | 27.5% | 81.0× | 14 | +76.2% |
| 3 | Center for Astrophysics Harvard & Smithsonian United States | 54.6 | 29.3% | 113.7× | 12 | +19.8% |
| 4 | University of Cologne Germany | 54.3 | 34.7% | 20.8× | 9 | +19.6% |
| 5 | University of Virginia United States | 47.5 | 20.8% | 13.8× | 11 | +45.0% |
| 6 | Universidad de Valladolid Spain | 44.9 | 6.7% | 48.1× | 16 | +15.0% |
| 7 | University of Bologna Italy | 44.5 | 14.5% | 11.9× | 13 | -34.0% |
| 8 | National Yang Ming Chiao Tung University Taiwan | 41.2 | 6.0% | 18.6× | 10 | +72.8% |
| 9 | University of Massachusetts Amherst United States | 38.6 | 4.5% | 23.9× | 12 | +13.6% |
| 10 | Eötvös Loránd University Hungary | 31.6 | 4.7% | 21.3× | 8 | -1.9% |
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 Molecular Spectroscopy and Structure research growing?
Output in 2018–2022 was 19% lower than in 2013–2017, peaking in 2006.
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.