Ammonia Synthesis and Nitrogen Reduction
Ammonia Synthesis and Nitrogen Reduction is a research topic within Catalysis. Science Explorer counts 29k research works in it since 1950. 20.2% of them reached the world's top 10% most cited for their field and year.
This cluster of papers focuses on the advances in electrocatalysts and catalytic processes for ammonia synthesis, particularly under ambient conditions and using renewable energy sources. It explores topics such as nitrogen reduction, artificial nitrogen fixation, electrochemical synthesis, and the potential of using ammonia for hydrogen storage.
- Ammonia Synthesis
- Electrocatalysts
- Nitrogen Reduction
- Ambient Conditions
- Catalysis
- Renewable Energy
- Artificial Nitrogen Fixation
- Electrochemical Synthesis
- Hydrogen Storage
- Nanocatalysts
- Research works
- 29k fractional, since 1950
- In the world top 10%
- 6k per year above
- Top-10% rate
- 20.2% share of its works in the world top 10%
- Growth, 2013–17 → 2018–22
- +74% the tick is no change
Which countries lead Ammonia Synthesis and Nitrogen Reduction research?
By volume, China and the United States publish the most (4.8k and 640 works in 2022–2025).
By volume, 2022–2025
- 1 China 4.8k works
- 2 United States 640 works
- 3 India 406 works
- 4 South Korea 302 works
- 5 Japan 274 works
- 6 Germany 243 works
- 7 Australia 175 works
- 8 United Kingdom 158 works
- 9 France 132 works
- 10 Spain 106 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 Ammonia Synthesis and Nitrogen Reduction research?
By volume in 2022–2025, Chinese Academy of Sciences publishes the most Ammonia Synthesis and Nitrogen Reduction research, followed by Tianjin University and University of Chinese Academy of Sciences.
By volume, 2022–2025
- 1 Chinese Academy of Sciences China 124 works
- 2 Tianjin University China 78 works
- 3 University of Chinese Academy of Sciences China 67 works
- 4 Tsinghua University China 65 works
- 5 University of Science and Technology of China China 57 works
- 6 Fuzhou University China 57 works
- 7 Xi'an Jiaotong University China 56 works
- 8 Harbin Institute of Technology China 55 works
- 9 Nankai University China 54 works
- 10 Jilin University China 52 works
Who are the leading researchers in Ammonia Synthesis and Nitrogen Reduction?
The most-cited researchers publishing on Ammonia Synthesis and Nitrogen Reduction include Michaël Grätzel, Jens K. Nørskov and Donald G. Truhlar.
- 1 Michaël Grätzel 13k citations
- 2 Jens K. Nørskov 9.8k citations
- 3 Donald G. Truhlar 8.4k citations
- 4 İbrahim Dinçer 5.9k citations
- 5 Thomas F. Jaramillo 5.5k citations
- 6 Huan Liu 4.9k citations
- 7 Zhanhu Guo 4.4k citations
- 8 Avelino Corma 4.4k citations
Ranked by citations received across their whole record, among researchers with at least three works on this topic.
Where is Ammonia Synthesis and Nitrogen Reduction research done?
The largest centres of Ammonia Synthesis and Nitrogen Reduction research in 2022–2025 are Beijing (China), Shanghai (China), Nanjing (China) and Tianjin (China). Among places with at least 20 works in it, it is an unusually large share of all research in Ma'anshan City.
Largest cities, 2022–2025
Where it is the local speciality
- Ma'anshan CityCN · 21.4 works14×
Location quotient: how much more of its research is in Ammonia Synthesis and Nitrogen Reduction than the world average.
Where is the best place to study Ammonia Synthesis and Nitrogen Reduction?
Among universities, judged by research, Tianjin University, Lanzhou Jiaotong University and Qingdao University of Science and Technology 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 | Tianjin University China | 69.5 | 28.9% | 7.8× | 78 | +343.1% |
| 2 | Lanzhou Jiaotong University China | 66.0 | 41.5% | 15.4× | 30 | — |
| 3 | Qingdao University of Science and Technology China | 63.2 | 17.2% | 13.9× | 43 | +207.1% |
| 4 | Beijing University of Chemical Technology China | 61.4 | 25.6% | 13.1× | 48 | +66.2% |
| 5 | Nankai University China | 59.3 | 27.8% | 9.7× | 54 | -2.1% |
| 6 | City University of Hong Kong Hong Kong | 58.6 | 37.3% | 6.4× | 31 | +13.4% |
| 7 | Inner Mongolia University China | 57.9 | 30.3% | 12.8× | 24 | — |
| 8 | Chengdu University China | 57.6 | 34.6% | 9.6× | 17 | — |
| 9 | Ulsan National Institute of Science and Technology South Korea | 57.2 | 33.8% | 10.1× | 13 | — |
| 10 | University of Chinese Academy of Sciences China | 56.8 | 23.7% | 4.8× | 67 | +192.5% |
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 Ammonia Synthesis and Nitrogen Reduction research growing?
Output in 2018–2022 was 74% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Ammonia Synthesis and Nitrogen Reduction.
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.