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The Nature Index tracks primary research articles from 178 applied, health, natural and social sciences journals, across many different publishers, chosen by an independent group of researchers. The Nature Index provides absolute Count of primary research articles and fractional Share counts of author contribution to articles. The positions in the table below reflect India's position overall, regionally, and in subject areas based on their Share. Each position links to the corresponding table where India is listed.
Position by research output Share
Position by research output Share in subject areas
Research
India has the following research output in the current window (1 May 2025 - 30 April 2026) of the Nature Index. Click on Count to view a list of articles representing the corresponding Share value.
Overall research output
| Count | Share | |
|---|---|---|
| Overall | 3574 | 2408.40 |
Overall Count and Share for 'India' based on the 12-month time frame mentioned above.
Research outputs by subject area
Note: Hover over the donut graph to view the Share for each subject.
Leading research topics
In the Current Index (12-month rolling window), India published the most articles in these research topics. Learn more about Nature Research Intelligence Topics.
| Topics | Count | Share |
|---|---|---|
| Organic Chemistry | 459 | 426.99 |
| Physical Chemistry | 337 | 271.99 |
| Macromolecular and Materials Chemistry | 215 | 163.83 |
| Particle and High Energy Physics | 315 | 158.73 |
| Astronomical Sciences | 258 | 157.13 |
| Chemical Engineering | 116 | 90.65 |
| Quantum Physics | 134 | 70.92 |
| Inorganic Chemistry | 77 | 66.57 |
| Electrical Engineering | 79 | 61.43 |
Share output for the past 5 years
| Subject area or journal group | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Overall | 1,227 | 1,296 | 1,507 | 2,386 | 2,437 |
| Applied sciences | 147 | 115 | 145 | 560 | 485 |
| Health sciences | 92 | 126 | 129 | 177 | 202 |
| Natural sciences | 987 | 1,054 | 1,229 | 1,584 | 1,698 |
| Biological sciences | 86 | 82 | 94 | 146 | 172 |
| Chemistry | 520 | 593 | 725 | 878 | 979 |
| Earth & environmental sciences | 43 | 45 | 37 | 114 | 87 |
| Physical sciences | 339 | 334 | 373 | 446 | 459 |
| Social sciences | 1 | 1 | 5 | 65 | 53 |
| Nature & Science | 5 | 3 | 2 | 6 | 5 |
Country/territory benchmarking
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Collaboration
In many cases, the highest quality science comes from collaborating. Nature Index collaborations highlight fruitful collaborations that lead to high quality research around the world. The table and charts below highlight the leading collaborators with India.
Collaboration by percentage of Share
Note: Hover over the graph to view collaboration by percentage of Share.
Top 10 collaborators with India by Share
Note: Hover over the bars to view details about each institution's Share.
| Collaborating country/territory | Collaborators' Share | Collaboration Score |
|---|---|---|
| United States of America (USA) | 177.50 / 268.02 | 445.52 |
| Germany | 103.10 / 115.44 | 218.54 |
| China | 59.18 / 128.11 | 187.29 |
| United Kingdom (UK) | 74.11 / 69.40 | 143.51 |
| Japan | 57.05 / 42.58 | 99.63 |
| Saudi Arabia | 20.67 / 16.01 | 36.68 |
| United Arab Emirates | 15.60 / 7.40 | 23.00 |
| Azerbaijan | 8.32 / 3.06 | 11.38 |
| Oman | 5.23 / 3.47 | 8.70 |
| Jordan | 4.25 / 3.09 | 7.33 |
View historical country/territory collaboration
Top 10 institutions from India by Share
| Institution | Count | Share |
|---|---|---|
| 1. Indian Institute of Science (IISc) | 267 | 138.99 |
| 2. Indian Institute of Technology Bombay (IIT Bombay) | 177 | 101.64 |
| 3. Council of Scientific and Industrial Research (CSIR) | 234 | 94.76 |
| 4. Tata Institute of Fundamental Research (TIFR) | 237 | 87.20 |
| 5. Homi Bhabha National Institute (HBNI) | 270 | 79.78 |
| 6. Indian Institute of Technology Guwahati (IIT Guwahati) | 102 | 74.36 |
| 7. Indian Institute of Science Education and Research Kolkata (IISER Kolkata) | 107 | 70.89 |
| 8. Indian Institute of Technology Madras (IIT Madras) | 219 | 70.15 |
| 9. Indian Institute of Technology Kanpur (IIT Kanpur) | 169 | 69.35 |
| 10. Indian Institute of Technology Delhi (IIT Delhi) | 111 | 64.72 |
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Numerical information only (in the tables above) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International.