Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Architecture and Design, 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)
* Last 6 Years Citation Counts Rankings
![Bradley Sommers](/user/assets/images/profile/no-profile-photo.png)
Plasma Technology
Lasers & Optics
Fusion Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
476
231
0.485
* Last 6 Years Citation Counts Rankings
![William A Grell](/user/assets/images/profile/no-profile-photo.png)
Fatigue
Fracture Mechanics
Advanced Materials
Additive Manufacturing
Aerospace
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
152
100
0.658
* Last 6 Years Citation Counts Rankings
![Alex S Selvarathinam](/user/assets/images/profile/no-profile-photo.png)
composites
fracture
t-stress
fatigue
testing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
216
75
0.347
* Last 6 Years Citation Counts Rankings
![Christopher Elliott](https://cdn.adscientificindex.com/pictures/6c/5137526.jpg)
Aerospace Engineering
Flight Controls
Intelligent Systems
Modeling & Simulation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
169
61
0.361
* Last 6 Years Citation Counts Rankings
![Mitchell Graham](https://cdn.adscientificindex.com/pictures/a8/5211735.jpg)
Aerodynamics and aircraft design
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
35
1.000
* Last 6 Years Citation Counts Rankings
![Giang Lam](/user/assets/images/profile/no-profile-photo.png)
Aerospace
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
11
0.917
Bradley Sommers
Lockheed Martin Corporation
Bethesda, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
476
231
0.485
Plasma Technology
Lasers & Optics
Fusion Science
William A Grell
Lockheed Martin Corporation
Bethesda, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
152
100
0.658
Fatigue
Fracture Mechanics
Advanced Materials
Additive Manufacturing
Aerospace
Alex S Selvarathinam
Lockheed Martin Corporation
Bethesda, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
216
75
0.347
composites
fracture
t-stress
fatigue
testing
Christopher Elliott
Lockheed Martin Corporation
Bethesda, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
169
61
0.361
Aerospace Engineering
Flight Controls
Intelligent Systems
Modeling & Simulation
Mitchell Graham
Lockheed Martin Corporation
Bethesda, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
35
1.000
Aerodynamics and aircraft design
Giang Lam
Lockheed Martin Corporation
Bethesda, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
11
0.917