Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :1
Resource Assessment
Appalachian Basin
Gas Hydrates
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
89
0.674
* Total i10 IndexRankings
Ranking Based On Selection :2
Optimization
Advanced Energy Systems
Metabolic Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
59
0.648
* Total i10 IndexRankings
Ranking Based On Selection :3
Surface Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
82
59
0.720
* Total i10 IndexRankings
Ranking Based On Selection :4
Energy Geoscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
58
0.853
* Total i10 IndexRankings
Ranking Based On Selection :5
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
56
0.862
* Total i10 IndexRankings
Ranking Based On Selection :6
energy
engineering
chemistry
FUEL SCIENCE
TURBINES
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
33
0.516
* Total i10 IndexRankings
Ranking Based On Selection :7
Process Design
Optimization
Process Integration
Carbon Capture
Energy Systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
47
0.839
* Total i10 IndexRankings
Ranking Based On Selection :8
Hybrid power system
transport phenomena
heat & mass transfer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
53
0.981
* Total i10 IndexRankings
Ranking Based On Selection :9
Gas Hydrates
Geothermal
Molecular Modeling
Energy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
35
0.686
* Total i10 IndexRankings
Ranking Based On Selection :10
laser ignition
LIBS
Laser sensing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
33
0.647
* Total i10 IndexRankings
Ranking Based On Selection :11
Multiphase Flow
Computational Fluid Dynamics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
45
0.918
* Total i10 IndexRankings
Ranking Based On Selection :12
Wellbore Integrity
Cement
Subsurface
Energy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
33
0.805
* Total i10 IndexRankings
Ranking Based On Selection :13
CFD-Reactive Multiphase Flow
HTHP Fluid properties
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
23
0.561
* Total i10 IndexRankings
Ranking Based On Selection :14
Solid oxide fuel cells
carbon utlization
fuel cells
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
31
0.886
* Total i10 IndexRankings
Ranking Based On Selection :15
Wear
abrasion
erosion
corrosion
oxidation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
22
0.647
* Total i10 IndexRankings
Ranking Based On Selection :16
Molecular Modeling for Industrial Applications
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
27
0.844
* Total i10 IndexRankings
Ranking Based On Selection :17
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
14
0.438
* Total i10 IndexRankings
Ranking Based On Selection :18
Alloy development
environmental damage mechanisms
advanced processing
atom probe tomography
superalloys
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
22
0.710
* Total i10 IndexRankings
Ranking Based On Selection :19
Membrane Separation
Polymer Composite
Metal-Organic Frameworks
Layer-by-Layer Assembly
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
21
0.700
* Total i10 IndexRankings
Ranking Based On Selection :20
High Entropy Alloy
SOFC
DFT calculations
MEAM potential developing
Phase Field Simulation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
25
0.862
* Total i10 IndexRankings
Ranking Based On Selection :21
energy systems
process modeling
fuel cells
supercritical CO2
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
11
0.393
* Total i10 IndexRankings
Ranking Based On Selection :22
gas hydrate and ionic liquid
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
15
0.556
* Total i10 IndexRankings
Ranking Based On Selection :23
fuel cells
SOFC
electrochemistry
energy systems
physical ceramics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
16
0.615
* Total i10 IndexRankings
Ranking Based On Selection :24
Energy conversion
Fuel Cell
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
16
0.615
* Total i10 IndexRankings
Ranking Based On Selection :25
RF and Microwave
Sensors
Magnetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
20
0.800
Ray Boswell
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
89
0.674
Anthony P Burgard
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
59
0.648
John Baltrus
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
82
59
0.720
Yongkoo Seol
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
58
0.853
Dustin Crandall
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
56
0.862
Larry Shadle
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
33
0.516
David C Miller
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
47
0.839
Process Design
Optimization
Process Integration
Carbon Capture
Energy Systems
Biao Zhang
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
53
0.981
Brian Anderson
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
35
0.686
Dustin L Mcintyre
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
33
0.647
William A Rogers
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
45
0.918
Barbara Kutchko
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
33
0.805
Isaac K Gamwo
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
23
0.561
Gregory A Hackett
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
31
0.886
Joseph Tylczak
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
22
0.647
Wei Shi (石偉)
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
27
0.844
Junseok Lee
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
14
0.438
Chantal K Sudbrack
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
22
0.710
Alloy development
environmental damage mechanisms
advanced processing
atom probe tomography
superalloys
Fangming Xiang
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
21
0.700
Membrane Separation
Polymer Composite
Metal-Organic Frameworks
Layer-by-Layer Assembly
Yinkai Lei
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
25
0.862
High Entropy Alloy
SOFC
DFT calculations
MEAM potential developing
Phase Field Simulation
Eric Liese
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
11
0.393
Jong-Ho Cha
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
15
0.556
Harry Abernathy
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
16
0.615
fuel cells
SOFC
electrochemistry
energy systems
physical ceramics
Shiwoo Lee
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
16
0.615
J Devkota
National Energy Technology Laboratory
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
20
0.800