Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (941,641 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 3
Matt Copel
materials science
electronic materials
ion beam analysis
Metrics
H-Index
i10 Index
Citation
68
174
16,969
* Rankings
Ranking Based On Selection: 4
Devendra Sadana
Semiconductor Technology
Photovoltaics
LEDs
Analog Compute Materials & Devices
Lithium Ion Battery
Metrics
H-Index
i10 Index
Citation
66
377
21,583
* Rankings
Ranking Based On Selection: 6
John A Ott
Materials Science
TEM Characterization
Process Development
Metrics
H-Index
i10 Index
Citation
53
127
10,299
* Rankings
Ranking Based On Selection: 8
Kenneth P Rodbell
soft error rates
semiconductor technology
materials science and engineering
Metrics
H-Index
i10 Index
Citation
47
167
8,792
Jean Jordan-Sweet
synchrotron x-ray diffraction of microelectronics materials
Metrics
H-Index
i10 Index
Citation
45
119
6,594
* Rankings
Ranking Based On Selection: 10
Vaughn R Deline
Materials Characterization
Secondary Ion Mass Spectrometry
Metrics
H-Index
i10 Index
Citation
45
89
8,132

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

* Rankings
Ranking Based On Selection: 11
James B Hannon
materials science
surface science
low energy electron microscopy
carbon nanotubes
Metrics
H-Index
i10 Index
Citation
44
94
9,943
* Rankings
Ranking Based On Selection: 12
Teodor Todorov
Accelerated materials discovery
next-generation computing
materials and devices for AI
solar energy
materials science
Metrics
H-Index
i10 Index
Citation
40
59
17,674
* Rankings
Ranking Based On Selection: 13
Satyanarayana V Nitta
materials science
nanotechnology
artificial intelligence
semiconductors
space sciences
Metrics
H-Index
i10 Index
Citation
38
97
6,172
* Rankings
Ranking Based On Selection: 14
Malcolm Carroll
Quantum computing (semiconductor & superconductor platforms)
Systems Research
Materials & Device Physics
Epitaxy
SiGe(C)
Metrics
H-Index
i10 Index
Citation
35
77
3,728
* Rankings
Ranking Based On Selection: 22
Cheng-Wei Cheng(鄭政瑋)
Oxide Semiconductor
Flexible Electronics
III-V
MOCVD
Phase Change Materials
Metrics
H-Index
i10 Index
Citation
20
46
2,336
* Rankings
Ranking Based On Selection: 23
Robert R Robison
TCAD
device physics
computational materials
device simulation
nanotechology
Metrics
H-Index
i10 Index
Citation
18
38
2,589
* Rankings
Ranking Based On Selection: 24
Ching-Tzu Chen
post-Cu interconnects
topological materials
non-volatile memories
AI hardware architecture
Metrics
H-Index
i10 Index
Citation
18
25
1,724
* Rankings
Ranking Based On Selection: 27
Valeria Bragaglia
Unconventional Computing
Material Science
CMOS & BEOL Compatible Technologies
X-ray Diffraction
Pump-Probe Spectroscopy
Metrics
H-Index
i10 Index
Citation
16
20
971
Georg Lauhoff
Materials Science
Magnetic Materials
Thin Films
Process Development
Data Science
Metrics
H-Index
i10 Index
Citation
15
21
1,768
Nikhil Jain
Nanoelectronics
Graphene
2D materials
hexagonal boron nitride
Photolithography
Metrics
H-Index
i10 Index
Citation
12
15
1,012
Rankings
Ranking Based On Selection: 1
Charles T Rettner
Metrics
H-Index
i10 Index
Citation Counts
86
262
26,932
Rankings
Ranking Based On Selection: 2
Alfred Grill
Metrics
H-Index
i10 Index
Citation Counts
80
263
29,336
Rankings
Ranking Based On Selection: 3
Matt Copel
Metrics
H-Index
i10 Index
Citation Counts
68
174
16,969
Rankings
Ranking Based On Selection: 4
Devendra Sadana
Metrics
H-Index
i10 Index
Citation Counts
66
377
21,583
Semiconductor Technology
Photovoltaics
LEDs
Analog Compute Materials & Devices
Lithium Ion Battery
Rankings
Ranking Based On Selection: 5
Willi Volksen
Metrics
H-Index
i10 Index
Citation Counts
57
157
11,887
Rankings
Ranking Based On Selection: 6
John A Ott
Metrics
H-Index
i10 Index
Citation Counts
53
127
10,299
Rankings
Ranking Based On Selection: 7
Guy Cohen
Metrics
H-Index
i10 Index
Citation Counts
48
158
8,164
Rankings
Ranking Based On Selection: 8
Kenneth P Rodbell
Metrics
H-Index
i10 Index
Citation Counts
47
167
8,792
soft error rates
semiconductor technology
materials science and engineering
Rankings
Ranking Based On Selection: 9
Jean Jordan-Sweet
Metrics
H-Index
i10 Index
Citation Counts
45
119
6,594
Rankings
Ranking Based On Selection: 10
Vaughn R Deline
Metrics
H-Index
i10 Index
Citation Counts
45
89
8,132

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
James B Hannon
Metrics
H-Index
i10 Index
Citation Counts
44
94
9,943
materials science
surface science
low energy electron microscopy
carbon nanotubes
Rankings
Ranking Based On Selection: 12
Teodor Todorov
Metrics
H-Index
i10 Index
Citation Counts
40
59
17,674
Accelerated materials discovery
next-generation computing
materials and devices for AI
solar energy
materials science
Rankings
Ranking Based On Selection: 13
Satyanarayana V Nitta
Metrics
H-Index
i10 Index
Citation Counts
38
97
6,172
materials science
nanotechnology
artificial intelligence
semiconductors
space sciences
Rankings
Ranking Based On Selection: 14
Malcolm Carroll
Metrics
H-Index
i10 Index
Citation Counts
35
77
3,728
Quantum computing (semiconductor & superconductor platforms)
Systems Research
Materials & Device Physics
Epitaxy
SiGe(C)
Rankings
Ranking Based On Selection: 15
Robert L Bruce
Metrics
H-Index
i10 Index
Citation Counts
33
96
4,311
Rankings
Ranking Based On Selection: 16
Chandrasekhar Narayan|C Narayan, Spike Narayan
Metrics
H-Index
i10 Index
Citation Counts
30
58
3,245
Rankings
Ranking Based On Selection: 17
James Kelly
Metrics
H-Index
i10 Index
Citation Counts
27
57
3,149
Rankings
Ranking Based On Selection: 18
Chen Zhang
Metrics
H-Index
i10 Index
Citation Counts
26
77
2,672
Rankings
Ranking Based On Selection: 19
Naftali E Lustig
Metrics
H-Index
i10 Index
Citation Counts
26
64
4,257
Rankings
Ranking Based On Selection: 20
Kristin Schmidt
Metrics
H-Index
i10 Index
Citation Counts
25
33
2,917
Rankings
Ranking Based On Selection: 21
Charles Mackin
Metrics
H-Index
i10 Index
Citation Counts
20
23
1,593
Rankings
Ranking Based On Selection: 22
Cheng-Wei Cheng(鄭政瑋)
Metrics
H-Index
i10 Index
Citation Counts
20
46
2,336
Oxide Semiconductor
Flexible Electronics
III-V
MOCVD
Phase Change Materials
Rankings
Ranking Based On Selection: 23
Robert R Robison
Metrics
H-Index
i10 Index
Citation Counts
18
38
2,589
TCAD
device physics
computational materials
device simulation
nanotechology
Rankings
Ranking Based On Selection: 24
Ching-Tzu Chen
Metrics
H-Index
i10 Index
Citation Counts
18
25
1,724
post-Cu interconnects
topological materials
non-volatile memories
AI hardware architecture
Rankings
Ranking Based On Selection: 25
Nicolas Breil
Metrics
H-Index
i10 Index
Citation Counts
17
28
1,530
Rankings
Ranking Based On Selection: 26
Richard Bradshaw
Metrics
H-Index
i10 Index
Citation Counts
17
20
731
Rankings
Ranking Based On Selection: 27
Valeria Bragaglia
Metrics
H-Index
i10 Index
Citation Counts
16
20
971
Unconventional Computing
Material Science
CMOS & BEOL Compatible Technologies
X-ray Diffraction
Pump-Probe Spectroscopy
Rankings
Ranking Based On Selection: 28
Adam Pyzyna
Metrics
H-Index
i10 Index
Citation Counts
15
18
1,044
Rankings
Ranking Based On Selection: 29
Georg Lauhoff
Metrics
H-Index
i10 Index
Citation Counts
15
21
1,768
Materials Science
Magnetic Materials
Thin Films
Process Development
Data Science
Rankings
Ranking Based On Selection: 30
Brian Erwin
Metrics
H-Index
i10 Index
Citation Counts
14
15
1,044
Rankings
Ranking Based On Selection: 31
Akihiro Horibe
Metrics
H-Index
i10 Index
Citation Counts
14
22
867
Rankings
Ranking Based On Selection: 32
Nathan Marchack
Metrics
H-Index
i10 Index
Citation Counts
13
20
769
Rankings
Ranking Based On Selection: 33
Shahab Siddiqui
Metrics
H-Index
i10 Index
Citation Counts
13
22
1,755
Rankings
Ranking Based On Selection: 34
Nikhil Jain
Metrics
H-Index
i10 Index
Citation Counts
12
15
1,012
Nanoelectronics
Graphene
2D materials
hexagonal boron nitride
Photolithography
Rankings
Ranking Based On Selection: 35
John Collins
Metrics
H-Index
i10 Index
Citation Counts
9
9
421
Rankings
Ranking Based On Selection: 36
Saurabh Singh
Metrics
H-Index
i10 Index
Citation Counts
8
6
719
Rankings
Ranking Based On Selection: 37
Archana Subramaniyan
Metrics
H-Index
i10 Index
Citation Counts
5
5
340
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