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California Institute of Technology Caltech 1,278 Scientists i10 Productivity Rankings - 2026
Discover the only real-time global i10 Index ranking that measures the productivity of 2.6 million scientists worldwide. By analyzing both total and last 5 years’ i10 values, this ranking highlights consistency and sustained academic contribution. Compare performance at global, continental, national, and institutional levels across 13 main fields and 221 disciplines.
* Total i10 Index Rankings
Rankings
158
World Rank
48
Country Rank
1
University
Ranking Based On Selection:
1
i-10 Metrics
-
Total1,504
-
Last 5 Years932
-
Last 5 Years / Total0.620
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* Total i10 Index Rankings
Rankings
334
World Rank
102
Country Rank
2
University
Ranking Based On Selection:
2
i-10 Metrics
-
Total1,271
-
Last 5 Years1,080
-
Last 5 Years / Total0.850
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* Total i10 Index Rankings
Rankings
692
World Rank
190
Country Rank
3
University
Ranking Based On Selection:
3
i-10 Metrics
-
Total1,038
-
Last 5 Years868
-
Last 5 Years / Total0.836
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* Total i10 Index Rankings
Rankings
889
World Rank
245
Country Rank
4
University
Ranking Based On Selection:
4
* Total i10 Index Rankings
Rankings
1,052
World Rank
292
Country Rank
5
University
Ranking Based On Selection:
5
* Total i10 Index Rankings
Rankings
1,710
World Rank
499
Country Rank
6
University
Ranking Based On Selection:
6
* Total i10 Index Rankings
Rankings
1,835
World Rank
538
Country Rank
7
University
Ranking Based On Selection:
7
Engineering & Technology / Electrical & Electronic Engineering
Photoacoustic tomography | compressed ultrafast photography | time-reversal optics | ultrasound-modulated optical tomograph
Photoacoustic tomography | compressed ultrafast photography | time-reversal optics | ultrasound-modulated optical tomograph
i-10 Metrics
-
Total711
-
Last 5 Years547
-
Last 5 Years / Total0.769
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* Total i10 Index Rankings
Rankings
3,304
World Rank
997
Country Rank
8
University
Ranking Based On Selection:
8
Natural Sciences / Physics
sensor networks | particle physics | high performance computing | machine learning | seismic network
sensor networks | particle physics | high performance computing | machine learning | seismic network
i-10 Metrics
-
Total560
-
Last 5 Years457
-
Last 5 Years / Total0.816
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* Total i10 Index Rankings
Rankings
3,640
World Rank
1,097
Country Rank
9
University
Ranking Based On Selection:
9
Natural Sciences / Mathematical Sciences
Algebraic geometry | mathematical physics | noncommutative geometry | low-dimensional topology
Algebraic geometry | mathematical physics | noncommutative geometry | low-dimensional topology
i-10 Metrics
-
Total540
-
Last 5 Years529
-
Last 5 Years / Total0.980
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* Total i10 Index Rankings
Rankings
5,821
World Rank
1,842
Country Rank
10
University
Ranking Based On Selection:
10
Engineering & Technology / Chemical Engineering
biocatalysis | enzyme technology | protein engineering | synthetic biology | directed evolutio
biocatalysis | enzyme technology | protein engineering | synthetic biology | directed evolutio
i-10 Metrics
-
Total450
-
Last 5 Years318
-
Last 5 Years / Total0.707
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* Total i10 Index Rankings
Rankings
5,833
World Rank
1,850
Country Rank
11
University
Ranking Based On Selection:
11
* Total i10 Index Rankings
Rankings
6,038
World Rank
1,923
Country Rank
12
University
Ranking Based On Selection:
12
Engineering & Technology / Environmental Science & Engineering
environmental chemistry | atmospheric chemistry | environmental engineerin
environmental chemistry | atmospheric chemistry | environmental engineerin
i-10 Metrics
-
Total443
-
Last 5 Years310
-
Last 5 Years / Total0.700
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* Total i10 Index Rankings
Rankings
6,418
World Rank
2,054
Country Rank
13
University
Ranking Based On Selection:
13
* Total i10 Index Rankings
Rankings
6,963
World Rank
2,239
Country Rank
14
University
Ranking Based On Selection:
14
* Total i10 Index Rankings
Rankings
7,438
World Rank
2,395
Country Rank
15
University
Ranking Based On Selection:
15
* Total i10 Index Rankings
Rankings
7,523
World Rank
2,418
Country Rank
16
University
Ranking Based On Selection:
16
Engineering & Technology / Earth Sciences
Star formation | planet formation | molecular astrophysics | spectroscopy | terahertz scienc
Star formation | planet formation | molecular astrophysics | spectroscopy | terahertz scienc
i-10 Metrics
-
Total406
-
Last 5 Years258
-
Last 5 Years / Total0.635
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* Total i10 Index Rankings
Rankings
7,996
World Rank
2,579
Country Rank
17
University
Ranking Based On Selection:
17
* Total i10 Index Rankings
Rankings
8,251
World Rank
2,660
Country Rank
18
University
Ranking Based On Selection:
18
Natural Sciences / Physics
Theoretical Astrophysics | Astronomy | and Cosmology (Galaxy | Star | and Planet Formation
Theoretical Astrophysics | Astronomy | and Cosmology (Galaxy | Star | and Planet Formation
i-10 Metrics
-
Total391
-
Last 5 Years364
-
Last 5 Years / Total0.931
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* Total i10 Index Rankings
Rankings
9,125
World Rank
2,943
Country Rank
19
University
Ranking Based On Selection:
19
* Total i10 Index Rankings
Rankings
9,984
World Rank
3,222
Country Rank
20
University
Ranking Based On Selection:
20
Engineering & Technology / Electrical & Electronic Engineering
Information theory | communications | signal processing | control theory | machine learnin
Information theory | communications | signal processing | control theory | machine learnin
i-10 Metrics
-
Total362
-
Last 5 Years166
-
Last 5 Years / Total0.459
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* Total i10 Index Rankings
Rankings
10,207
World Rank
3,304
Country Rank
21
University
Ranking Based On Selection:
21
* Total i10 Index Rankings
Rankings
10,279
World Rank
3,325
Country Rank
22
University
Ranking Based On Selection:
22
* Total i10 Index Rankings
Rankings
10,362
World Rank
3,351
Country Rank
23
University
Ranking Based On Selection:
23
Engineering & Technology / Meteorology & Atmospheric Sciences
Atmospheric science | physical chemistry | geochemistry | carbon cycl
Atmospheric science | physical chemistry | geochemistry | carbon cycl
i-10 Metrics
-
Total356
-
Last 5 Years292
-
Last 5 Years / Total0.820
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* Total i10 Index Rankings
Rankings
11,131
World Rank
3,608
Country Rank
24
University
Ranking Based On Selection:
24
Natural Sciences / Physics
Physics | Astrophysics | Gravity | Precision Measurement | Machine Learnin
Physics | Astrophysics | Gravity | Precision Measurement | Machine Learnin
i-10 Metrics
-
Total346
-
Last 5 Years307
-
Last 5 Years / Total0.887
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* Total i10 Index Rankings
Rankings
11,162
World Rank
3,622
Country Rank
25
University
Ranking Based On Selection:
25
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