Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 232 Scientists Citation Rankings - 2025

The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.

* Total Citation Counts Rankings
Ranking Based On Selection: 1
Finland
Amitava (Amitabha) Ghosh
Digital Cellular Communication
Digital Signal Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,594
10,556
0.345
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Finland
Michael Hochberg
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,947
9,987
0.477
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Finland
Klaus Pedersen
Mobile communications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,741
4,664
0.249
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Finland
Antti Toskala
Mobile Communications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,237
2,545
0.148
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Finland
René-Jean Essiambre
Optical communication
nonlinear optics
information theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,541
4,361
0.264
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Finland
Roland Ryf
Photonics
Optical communication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,280
6,637
0.408
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Finland
Jeroen Wigard
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,904
1,859
0.144
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Finland
Bigo Sébastien
Optical transmission
optical networks
optical fiber
photonics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,628
1,914
0.165
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Finland
Milind Madhav Buddhikot
Wireless Networking
Computer Networking
Spectrum
Large Scale Systems
Cloud
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,982
1,238
0.124

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Finland
Dmitry Chizhik
radio propagation
wireless propagation
propagation
acoustics
radar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,300
1,830
0.197
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Finland
Ryan Enright
Heat transfer
surface engineering
nanotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,787
4,336
0.493
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Finland
István Z. Kovács
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,772
3,757
0.428
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Finland
Alexander Rylyakov
silicon photonics
mixed signal design
integrated circuits
equalization
PLL
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,341
1,860
0.223
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Finland
wolfgang zirwas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,142
1,871
0.230
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Finland
Antti J. Eronen
signal processing
audio content analysis
music information retrieval
machine learning
context awareness
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,840
2,969
0.379
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Finland
Miska M. Hannuksela
video coding
multimedia communications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,189
1,639
0.228
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Finland
Sami Hakola
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,079
2,758
0.390
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Finland
RM Jopson
optical communication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,744
440
0.065
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Finland
Jesse E. Simsarian
Optical communications
Optical networks
Photonics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,052
920
0.152
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Finland
Craig Labovitz
computer networks
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,690
697
0.122
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Finland
Hock M. Ng
AI
Data Science
Sensing
Compound Semiconductors
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,596
690
0.123
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Finland
Rashid Mijumbi
Network Management
NFV
SDN
5G
Artificial Intelligence
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,554
3,296
0.593
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Finland
Jeremie Renaudier
Digital and optical communications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,550
2,115
0.381
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Finland
Andy Lim
silicon photonics
optoelectronics
semiconductor device
optical communincations
integrated photonics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,531
2,006
0.363
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Finland
Kemal Ugur
video coding
video communications
standards
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,479
1,963
0.358
* Total Citation Counts Rankings
Rankings
22,661
Finland
107
1
Ranking Based On Selection: 1
Amitava (Amitabha) Ghosh
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,594
10,556
0.345
Digital Cellular Communication
Digital Signal Processing
* Total Citation Counts Rankings
Rankings
39,509
Finland
185
2
Ranking Based On Selection: 2
Michael Hochberg
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,947
9,987
0.477
* Total Citation Counts Rankings
Rankings
46,018
Finland
222
3
Ranking Based On Selection: 3
Klaus Pedersen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,741
4,664
0.249
* Total Citation Counts Rankings
Rankings
51,554
Finland
256
4
Ranking Based On Selection: 4
Antti Toskala
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,237
2,545
0.148
* Total Citation Counts Rankings
Rankings
54,489
Finland
274
5
Ranking Based On Selection: 5
René-Jean Essiambre
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,541
4,361
0.264
Optical communication
nonlinear optics
information theory
* Total Citation Counts Rankings
Rankings
55,643
Finland
282
6
Ranking Based On Selection: 6
Roland Ryf
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,280
6,637
0.408
* Total Citation Counts Rankings
Rankings
75,277
Finland
398
7
Ranking Based On Selection: 7
Jeroen Wigard
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,904
1,859
0.144
* Total Citation Counts Rankings
Rankings
85,378
Finland
465
8
Ranking Based On Selection: 8
Bigo Sébastien
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,628
1,914
0.165
Optical transmission
optical networks
optical fiber
photonics
* Total Citation Counts Rankings
Rankings
102,228
Finland
581
9
Ranking Based On Selection: 9
Milind Madhav Buddhikot
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,982
1,238
0.124
Wireless Networking
Computer Networking
Spectrum
Large Scale Systems
Cloud
* Total Citation Counts Rankings
Rankings
110,829
Finland
642
10
Ranking Based On Selection: 10
Dmitry Chizhik
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,300
1,830
0.197
radio propagation
wireless propagation
propagation
acoustics
radar

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Through advanced, institution-specific analytics and benchmarking, gain data-driven strategic insights into your academic performance, global standing, and competitive strengths. Compare your institution with 20 similarly ranked institutions at city, country, regional, and global levels, as well as with those in similar standings across 13 subjects, to uncover your institution’s strengths. More Info

* Total Citation Counts Rankings
Rankings
118,163
Finland
686
11
Ranking Based On Selection: 11
Ryan Enright
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,787
4,336
0.493
* Total Citation Counts Rankings
Rankings
118,386
Finland
687
12
Ranking Based On Selection: 12
István Z. Kovács
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,772
3,757
0.428
* Total Citation Counts Rankings
Rankings
125,132
Finland
729
13
Ranking Based On Selection: 13
Alexander Rylyakov
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,341
1,860
0.223
silicon photonics
mixed signal design
integrated circuits
equalization
PLL
* Total Citation Counts Rankings
Rankings
128,556
Finland
746
14
Ranking Based On Selection: 14
wolfgang zirwas
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,142
1,871
0.230
* Total Citation Counts Rankings
Rankings
134,027
Finland
776
15
Ranking Based On Selection: 15
Antti J. Eronen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,840
2,969
0.379
signal processing
audio content analysis
music information retrieval
machine learning
context awareness
* Total Citation Counts Rankings
Rankings
147,103
Finland
850
16
Ranking Based On Selection: 16
Miska M. Hannuksela
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,189
1,639
0.228
video coding
multimedia communications
* Total Citation Counts Rankings
Rankings
149,439
Finland
861
17
Ranking Based On Selection: 17
Sami Hakola
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,079
2,758
0.390
* Total Citation Counts Rankings
Rankings
157,194
Finland
915
18
Ranking Based On Selection: 18
RM Jopson
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,744
440
0.065
* Total Citation Counts Rankings
Rankings
175,567
Finland
1,027
19
Ranking Based On Selection: 19
Jesse E. Simsarian
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,052
920
0.152
* Total Citation Counts Rankings
Rankings
186,754
Finland
1,103
20
Ranking Based On Selection: 20
Craig Labovitz
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,690
697
0.122
* Total Citation Counts Rankings
Rankings
189,725
Finland
1,123
21
Ranking Based On Selection: 21
Hock M. Ng
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,596
690
0.123
* Total Citation Counts Rankings
Rankings
191,061
Finland
1,133
22
Ranking Based On Selection: 22
Rashid Mijumbi
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,554
3,296
0.593
Network Management
NFV
SDN
5G
Artificial Intelligence
* Total Citation Counts Rankings
Rankings
191,221
Finland
1,137
23
Ranking Based On Selection: 23
Jeremie Renaudier
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,550
2,115
0.381
Digital and optical communications
* Total Citation Counts Rankings
Rankings
191,886
Finland
1,143
24
Ranking Based On Selection: 24
Andy Lim
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,531
2,006
0.363
silicon photonics
optoelectronics
semiconductor device
optical communincations
integrated photonics
* Total Citation Counts Rankings
Rankings
193,722
Finland
1,159
25
Ranking Based On Selection: 25
Kemal Ugur
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,479
1,963
0.358
video coding
video communications
standards