Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
182,230
Country Rank
67
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/28344.jpg)
![Bulgaria](/flags/bg.png)
![Dora Pancheva](/user/assets/images/profile/no-profile-photo.png)
aeronomy and space physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,512
1,790
0.325
* Total Citation Counts Rankings
World Rank
192,002
Country Rank
8,451
Institution Rank : 134
![](https://cdn.adscientificindex.com/logos/28224.gif)
![China](/flags/cn.png)
![Liang Ding](https://cdn.adscientificindex.com/pictures/ad/673345.jpg)
Robotics
Space robotics
Contact mechanics
Artificial Intelligence
Control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,220
3,717
0.712
* Total Citation Counts Rankings
World Rank
191,422
Country Rank
3,014
Institution Rank : 226
![](https://cdn.adscientificindex.com/logos/5007.png)
![South Korea](/flags/kr.png)
![Hoon Kim](https://cdn.adscientificindex.com/pictures/7f/349934.jpg)
Optical communication
free space optical communication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,236
1,848
0.353
* Total Citation Counts Rankings
World Rank
192,955
Country Rank
393
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/4013.jpg)
![Pakistan](/flags/pk.png)
![Muddassar Farooq](https://cdn.adscientificindex.com/pictures/6b/415280.jpg)
AI & ML
Intelligent Healthcare Systems
Computer and Network Security
Bio-inspired Computing
Swarm Intelligence
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,194
1,619
0.312
* Total Citation Counts Rankings
World Rank
201,596
Country Rank
97
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/14480.jpg)
![Luxembourg](/flags/lu.png)
![Hichem Omrani](https://cdn.adscientificindex.com/pictures/64/4622951.jpg)
Data science and analytics
Space
AI/ML
SDG and Industry 4.0
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,965
3,406
0.686
* Total Citation Counts Rankings
World Rank
206,647
Country Rank
5,793
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/28816.png)
![Spain](/flags/es.png)
![Helena Dominguez Sanchez](/user/assets/images/profile/no-profile-photo.png)
Galaxy Evolution
Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,839
3,137
0.648
* Total Citation Counts Rankings
World Rank
206,634
Country Rank
3,655
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/3728.png)
![India](/flags/in.png)
![Resmi Lekshmi](/user/assets/images/profile/no-profile-photo.png)
High Energy Astrophysics
Transient Astronomy
Relativistic Astrophysics
Radiation Processes in Astrophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,839
3,917
0.809
* Total Citation Counts Rankings
World Rank
211,068
Country Rank
4,289
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/24529.png)
![Japan](/flags/jp.png)
![Yasuhiro Murayama](https://cdn.adscientificindex.com/pictures/c1/4407689.jpg)
atmospheric science
geophysics
space physics
remote sensing
scientific data management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,734
1,112
0.235
* Total Citation Counts Rankings
World Rank
216,435
Country Rank
9,568
Institution Rank : 54
![](https://cdn.adscientificindex.com/logos/27052.png)
![Italy](/flags/it.png)
![Federica Riguzzi](https://cdn.adscientificindex.com/pictures/8c/4981553.jpg)
Geophysics
Geodynamics
Space Geodesy
Earth Sciences
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,610
1,656
0.359
* Total Citation Counts Rankings
World Rank
235,644
Country Rank
82,763
Institution Rank : 234
![](https://cdn.adscientificindex.com/logos/1153.png)
![United States](/flags/us.png)
![Ra Mewaldt](/user/assets/images/profile/no-profile-photo.png)
Solar and Space Physics
Astrophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,206
1,009
0.240
* Total Citation Counts Rankings
World Rank
236,742
Country Rank
83,082
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/26753.png)
![United States](/flags/us.png)
![Kenneth H Williford](https://cdn.adscientificindex.com/pictures/70/4979926.jpg)
astrobiology
geochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,185
3,134
0.749
* Total Citation Counts Rankings
World Rank
238,875
Country Rank
580
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/4013.jpg)
![Pakistan](/flags/pk.png)
![Ali Hussain](https://cdn.adscientificindex.com/pictures/5a/360020.jpg)
Functional Materials: Dielectric
Ferroelectric and Piezoelectric ceramics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,145
2,074
0.500
* Total Citation Counts Rankings
World Rank
241,763
Country Rank
84,604
Institution Rank : 619
![](https://cdn.adscientificindex.com/logos/2840.jpg)
![United States](/flags/us.png)
![Brian Gunter](https://cdn.adscientificindex.com/pictures/8f/1343772.jpg)
satellite geodesy
space systems
orbital mechanics
Earth and planetary observation
remote sensing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,092
2,212
0.541
* Total Citation Counts Rankings
World Rank
242,747
Country Rank
84,906
Institution Rank : 1,372
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![United States](/flags/us.png)
![Paulo Lozano](https://cdn.adscientificindex.com/pictures/ce/1327708.jpg)
Space propulsion
nano fabrication
satellites
ion beams
negative ions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,073
2,438
0.599
* Total Citation Counts Rankings
World Rank
248,380
Country Rank
3,767
Institution Rank : 279
![](https://cdn.adscientificindex.com/logos/7374.png)
![Sweden](/flags/se.png)
![Tomas Karlsson](/user/assets/images/profile/no-profile-photo.png)
Space physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,974
2,073
0.522
* Total Citation Counts Rankings
World Rank
243,684
Country Rank
85,213
Institution Rank : 1,374
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![United States](/flags/us.png)
![Ariel Ekblaw](https://cdn.adscientificindex.com/pictures/c0/1410424.jpg)
space exploration
aerospace structures
blockchain and medical records
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,056
3,567
0.879
* Total Citation Counts Rankings
World Rank
258,409
Country Rank
89,438
Institution Rank : 1,432
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![United States](/flags/us.png)
![Richard Linares](https://cdn.adscientificindex.com/pictures/92/1345477.jpg)
Astrodynamics
Artificial Intelligence
Space Situational Awareness
Control
Guidance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,800
3,350
0.882
* Total Citation Counts Rankings
World Rank
258,582
Country Rank
3,932
Institution Rank : 293
![](https://cdn.adscientificindex.com/logos/7374.png)
![Sweden](/flags/se.png)
![Xiaodan Pang](https://cdn.adscientificindex.com/pictures/f2/1100683.jpg)
optical communications
free-space optics
THz communications
advanced modulation formats
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,797
2,713
0.715
* Total Citation Counts Rankings
World Rank
266,894
Country Rank
91,878
Institution Rank : 1,467
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![United States](/flags/us.png)
![Kerri Cahoy](https://cdn.adscientificindex.com/pictures/68/1327697.jpg)
Satellites
Atmospheric Sounding
Space Weather
Exoplanets
Radio Occultation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,662
2,312
0.631
* Total Citation Counts Rankings
World Rank
271,760
Country Rank
93,277
Institution Rank : 1,485
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![United States](/flags/us.png)
![Nicola Ferralis](https://cdn.adscientificindex.com/pictures/75/1324879.jpg)
Nanotechnology
Materials for Energy and Space
Geomaterials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,586
1,557
0.434
* Total Citation Counts Rankings
World Rank
269,076
Country Rank
92,501
Institution Rank : 1,476
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![United States](/flags/us.png)
![Afreen Siddiqi](https://cdn.adscientificindex.com/pictures/dd/1409540.jpg)
engineering systems
water-energy-food nexus
space systems
science & technology policy
systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,627
2,313
0.638
* Total Citation Counts Rankings
World Rank
278,766
Country Rank
5,703
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/24529.png)
![Japan](/flags/jp.png)
![Georg Rademacher](https://cdn.adscientificindex.com/pictures/70/4404713.jpg)
optical communication
space division multiplexing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,480
3,160
0.908
* Total Citation Counts Rankings
World Rank
283,452
Country Rank
5,844
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/981.png)
![India](/flags/in.png)
![C Jeganathan](https://cdn.adscientificindex.com/pictures/57/357055.jpg)
Remote Sensing
GIS
Space-Time Vegetation Dynamics
MCDM
Fuzzy Logic for spatial decision Making
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,405
1,992
0.585
* Total Citation Counts Rankings
World Rank
284,469
Country Rank
13,019
Institution Rank : 142
![](https://cdn.adscientificindex.com/logos/840.jpg)
![China](/flags/cn.png)
![Fu Gui Shi](https://cdn.adscientificindex.com/pictures/b1/734001.jpg)
Fuzzy topology
Fuzzy matroid
Fuzzy convexity space
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,400
1,524
0.448
* Total Citation Counts Rankings
World Rank
288,017
Country Rank
98,089
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/11446.png)
![United States](/flags/us.png)
![Jacqueline Anne Johnson](https://cdn.adscientificindex.com/pictures/15/1640227.jpg)
glass nanoparticles ceramics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,351
1,064
0.318
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
182,230
![Bulgaria](/flags/bg.png)
67
![](https://cdn.adscientificindex.com/logos/28344.jpg)
1
Dora Pancheva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,512
1,790
0.325
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
192,002
![China](/flags/cn.png)
8,451
![](https://cdn.adscientificindex.com/logos/28224.gif)
134
Liang Ding
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,220
3,717
0.712
![](https://cdn.adscientificindex.com/logos/28224.gif)
Robotics
Space robotics
Contact mechanics
Artificial Intelligence
Control
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
191,422
![South Korea](/flags/kr.png)
3,014
![](https://cdn.adscientificindex.com/logos/5007.png)
226
Hoon Kim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,236
1,848
0.353
![](https://cdn.adscientificindex.com/logos/5007.png)
Optical communication
free space optical communication
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
192,955
![Pakistan](/flags/pk.png)
393
![](https://cdn.adscientificindex.com/logos/4013.jpg)
1
Muddassar Farooq
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,194
1,619
0.312
![](https://cdn.adscientificindex.com/logos/4013.jpg)
AI & ML
Intelligent Healthcare Systems
Computer and Network Security
Bio-inspired Computing
Swarm Intelligence
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
201,596
![Luxembourg](/flags/lu.png)
97
![](https://cdn.adscientificindex.com/logos/14480.jpg)
4
Hichem Omrani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,965
3,406
0.686
![](https://cdn.adscientificindex.com/logos/14480.jpg)
Data science and analytics
Space
AI/ML
SDG and Industry 4.0
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
206,647
![Spain](/flags/es.png)
5,793
![](https://cdn.adscientificindex.com/logos/28816.png)
4
Helena Dominguez Sanchez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,839
3,137
0.648
![](https://cdn.adscientificindex.com/logos/28816.png)
Galaxy Evolution
Machine Learning
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
206,634
![India](/flags/in.png)
3,655
![](https://cdn.adscientificindex.com/logos/3728.png)
4
Resmi Lekshmi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,839
3,917
0.809
![](https://cdn.adscientificindex.com/logos/3728.png)
High Energy Astrophysics
Transient Astronomy
Relativistic Astrophysics
Radiation Processes in Astrophysics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
211,068
![Japan](/flags/jp.png)
4,289
![](https://cdn.adscientificindex.com/logos/24529.png)
17
Yasuhiro Murayama
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,734
1,112
0.235
![](https://cdn.adscientificindex.com/logos/24529.png)
atmospheric science
geophysics
space physics
remote sensing
scientific data management
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
216,435
![Italy](/flags/it.png)
9,568
![](https://cdn.adscientificindex.com/logos/27052.png)
54
Federica Riguzzi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,610
1,656
0.359
![](https://cdn.adscientificindex.com/logos/27052.png)
Geophysics
Geodynamics
Space Geodesy
Earth Sciences
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
235,644
![United States](/flags/us.png)
82,763
![](https://cdn.adscientificindex.com/logos/1153.png)
234
Ra Mewaldt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,206
1,009
0.240
![Adscientificindex](/assets/images/banner_logo.png)
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* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
236,742
![United States](/flags/us.png)
83,082
![](https://cdn.adscientificindex.com/logos/26753.png)
2
Kenneth H Williford
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,185
3,134
0.749
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
238,875
![Pakistan](/flags/pk.png)
580
![](https://cdn.adscientificindex.com/logos/4013.jpg)
2
Ali Hussain
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,145
2,074
0.500
![](https://cdn.adscientificindex.com/logos/4013.jpg)
Functional Materials: Dielectric
Ferroelectric and Piezoelectric ceramics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
241,763
![United States](/flags/us.png)
84,604
![](https://cdn.adscientificindex.com/logos/2840.jpg)
619
Brian Gunter
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,092
2,212
0.541
![](https://cdn.adscientificindex.com/logos/2840.jpg)
satellite geodesy
space systems
orbital mechanics
Earth and planetary observation
remote sensing
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
242,747
![United States](/flags/us.png)
84,906
![](https://cdn.adscientificindex.com/logos/5568.jpg)
1,372
Paulo Lozano
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,073
2,438
0.599
![](https://cdn.adscientificindex.com/logos/5568.jpg)
Space propulsion
nano fabrication
satellites
ion beams
negative ions
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
248,380
![Sweden](/flags/se.png)
3,767
![](https://cdn.adscientificindex.com/logos/7374.png)
279
Tomas Karlsson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,974
2,073
0.522
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
243,684
![United States](/flags/us.png)
85,213
![](https://cdn.adscientificindex.com/logos/5568.jpg)
1,374
Ariel Ekblaw
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,056
3,567
0.879
![](https://cdn.adscientificindex.com/logos/5568.jpg)
space exploration
aerospace structures
blockchain and medical records
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
258,409
![United States](/flags/us.png)
89,438
![](https://cdn.adscientificindex.com/logos/5568.jpg)
1,432
Richard Linares
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,800
3,350
0.882
![](https://cdn.adscientificindex.com/logos/5568.jpg)
Astrodynamics
Artificial Intelligence
Space Situational Awareness
Control
Guidance
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
258,582
![Sweden](/flags/se.png)
3,932
![](https://cdn.adscientificindex.com/logos/7374.png)
293
Xiaodan Pang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,797
2,713
0.715
![](https://cdn.adscientificindex.com/logos/7374.png)
optical communications
free-space optics
THz communications
advanced modulation formats
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
266,894
![United States](/flags/us.png)
91,878
![](https://cdn.adscientificindex.com/logos/5568.jpg)
1,467
Kerri Cahoy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,662
2,312
0.631
![](https://cdn.adscientificindex.com/logos/5568.jpg)
Satellites
Atmospheric Sounding
Space Weather
Exoplanets
Radio Occultation
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
271,760
![United States](/flags/us.png)
93,277
![](https://cdn.adscientificindex.com/logos/5568.jpg)
1,485
Nicola Ferralis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,586
1,557
0.434
![](https://cdn.adscientificindex.com/logos/5568.jpg)
Nanotechnology
Materials for Energy and Space
Geomaterials
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
269,076
![United States](/flags/us.png)
92,501
![](https://cdn.adscientificindex.com/logos/5568.jpg)
1,476
Afreen Siddiqi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,627
2,313
0.638
![](https://cdn.adscientificindex.com/logos/5568.jpg)
engineering systems
water-energy-food nexus
space systems
science & technology policy
systems
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
278,766
![Japan](/flags/jp.png)
5,703
![](https://cdn.adscientificindex.com/logos/24529.png)
24
Georg Rademacher
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,480
3,160
0.908
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
283,452
![India](/flags/in.png)
5,844
![](https://cdn.adscientificindex.com/logos/981.png)
4
C Jeganathan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,405
1,992
0.585
![](https://cdn.adscientificindex.com/logos/981.png)
Remote Sensing
GIS
Space-Time Vegetation Dynamics
MCDM
Fuzzy Logic for spatial decision Making
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
284,469
![China](/flags/cn.png)
13,019
![](https://cdn.adscientificindex.com/logos/840.jpg)
142
Fu Gui Shi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,400
1,524
0.448
![](https://cdn.adscientificindex.com/logos/840.jpg)
Fuzzy topology
Fuzzy matroid
Fuzzy convexity space
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
288,017
![United States](/flags/us.png)
98,089
![](https://cdn.adscientificindex.com/logos/11446.png)
3
Jacqueline Anne Johnson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,351
1,064
0.318
![](https://cdn.adscientificindex.com/logos/11446.png)
glass nanoparticles ceramics