H-Index
Rankings
United States 80,639 Scientists H-Index Engineering & Technology Rankings - 2025
Measure your academic influence with the AD Scientific Index 2025 H-Index Rankings.
These rankings provide a comprehensive evaluation of scientific performance by combining total and recent 6-year h-index values, offering insight into both research productivity and long-term impact. The h-index balances quantity with quality, highlighting sustained academic excellence. Rankings are continuously updated in near real-time to reflect the latest scholarly activity across countries, institutions, and 211 academic fields. Premium Membership unlocks deeper analytics, dynamic ranking tools, and personalized trend visualizations.
* Total H Index Rankings
Ranking Based
On Selection: 1
nanogenerator
self-powered sensors/systems
blue energy
piezotronics
piezo-phototronic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
331
238
0.719
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* Total H Index Rankings
Ranking Based
On Selection: 2
drug delivery
tissue engineering
biomaterials
nanotechnology
chemistr
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
330
165
0.500
* Total H Index Rankings
Ranking Based
On Selection: 3
nanotechnology
energy
environment
2D materials
nanobi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
285
222
0.779
* Total H Index Rankings
Ranking Based
On Selection: 4
microbiome
human microbiome
environmental microbiolog
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
256
201
0.785
* Total H Index Rankings
Ranking Based
On Selection: 5
Nanomaterials
Biomedicine
Imaging
Energy
Catalysi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
255
126
0.494
* Total H Index Rankings
Ranking Based
On Selection: 6
Carbon
nanomaterials
energy storage
supercapacitors
MXen
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
248
208
0.839
* Total H Index Rankings
Ranking Based
On Selection: 7
biomedical engineering
materials
medicine
mechanical engineering
electrical engineerin
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
237
163
0.688
* Total H Index Rankings
Ranking Based
On Selection: 8
Materials Science
Nanotechnology
Chemistry
Physic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
235
150
0.638
* Total H Index Rankings
Ranking Based
On Selection: 9
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
230
162
0.704
* Total H Index Rankings
Ranking Based
On Selection: 10
Biometrics
Computer vision
Pattern recognition
Machine learning
Image processin
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
221
103
0.466
Is Your University Ready for the Future?
Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
* Total H Index Rankings
Ranking Based
On Selection: 11
biomaterials
drug delivery
chemical engineering
hydrogels
biomedical engineerin
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
218
113
0.518
* Total H Index Rankings
Ranking Based
On Selection: 12
biosensors
electrochemistry
nanomotors
modified electrodes
microfabricatio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
216
133
0.616
* Total H Index Rankings
Ranking Based
On Selection: 13
biomaterials
tissue engineering
silk
regenerative medicin
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
215
127
0.591
* Total H Index Rankings
Ranking Based
On Selection: 14
machine learning
computer science
statistics
artificial intelligence
optimizatio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
214
144
0.673
* Total H Index Rankings
Ranking Based
On Selection: 15
environmental engineering
membrane separations
environmental nanotechnology
desalination
wate
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
213
134
0.629
* Total H Index Rankings
Ranking Based
On Selection: 16
Data Science
Big Data
New Physics Searches
Instrumentatio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
210
133
0.633
* Total H Index Rankings
Ranking Based
On Selection: 17
Data mining
Database
Privac
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
205
137
0.668
* Total H Index Rankings
Ranking Based
On Selection: 18
Bioinformatic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
199
113
0.568
* Total H Index Rankings
Ranking Based
On Selection: 19
Materials Science and Engineering
Nanoscience and Nanotechnology
Energy and Environmental Scienc
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
198
151
0.763
* Total H Index Rankings
Ranking Based
On Selection: 20
Data Scienc
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
198
121
0.611
* Total H Index Rankings
Ranking Based
On Selection: 21
bioengineering & cell biolog
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
198
107
0.540
* Total H Index Rankings
Ranking Based
On Selection: 22
Communication Systems
Wireless Communications
Communications
Statistical Signal Processing
Information Theor
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
193
142
0.736
* Total H Index Rankings
Ranking Based
On Selection: 23
cancer
bioengineering
proteomic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
193
52
0.269
* Total H Index Rankings
Ranking Based
On Selection: 24
solar cells
memory
semiconductor
organic electronics
organic photovoltaic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
192
111
0.578
* Total H Index Rankings
Ranking Based
On Selection: 25
Atmospheric Chemistr
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
191
96
0.503
Zhong Lin Wang
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
331
238
0.719
nanogenerator
self-powered sensors/systems
blue energy
piezotronics
piezo-phototronic
Robert Langer
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
330
165
0.500
drug delivery
tissue engineering
biomaterials
nanotechnology
chemistr
Yi Cui
Stanford University
Stanford, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
285
222
0.779
nanotechnology
energy
environment
2D materials
nanobi
Rob Knight
University of California San Diego
San Diego, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
256
201
0.785
microbiome
human microbiome
environmental microbiolog
Younan Xia
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
255
126
0.494
Nanomaterials
Biomedicine
Imaging
Energy
Catalysi
Yury Gogotsi
Drexel University
Philadelphia, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
248
208
0.839
Carbon
nanomaterials
energy storage
supercapacitors
MXen
John A Rogers
Northwestern University
Evanston, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
237
163
0.688
biomedical engineering
materials
medicine
mechanical engineering
electrical engineerin
Ajayan PM
Rice University
Houston, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
235
150
0.638
Materials Science
Nanotechnology
Chemistry
Physic
Zhenan Bao
Stanford University
Stanford, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
230
162
0.704
Anil K Jain
Michigan State University
East Lansing, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
221
103
0.466
Biometrics
Computer vision
Pattern recognition
Machine learning
Image processin
Is Your University Ready for the Future?
Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
Nicholas A Peppas
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
218
113
0.518
biomaterials
drug delivery
chemical engineering
hydrogels
biomedical engineerin
Joseph Wang
University of California San Diego
San Diego, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
216
133
0.616
biosensors
electrochemistry
nanomotors
modified electrodes
microfabricatio
David L Kaplan
Tufts University
Medford, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
215
127
0.591
biomaterials
tissue engineering
silk
regenerative medicin
Michael I Jordan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
214
144
0.673
machine learning
computer science
statistics
artificial intelligence
optimizatio
Menachem Elimelech
Rice University
Houston, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
213
134
0.629
environmental engineering
membrane separations
environmental nanotechnology
desalination
wate
Sadia Khalil
University of Kansas
Lawrence, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
210
133
0.633
Data Science
Big Data
New Physics Searches
Instrumentatio
Philip S Yu
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
205
137
0.668
Data mining
Database
Privac
Mark Gerstein
Yale University
New Haven, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
199
113
0.568
Guihua Yu
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
198
151
0.763
Materials Science and Engineering
Nanoscience and Nanotechnology
Energy and Environmental Scienc
Jacob Searcy
University of Oregon
Eugene, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
198
121
0.611
Donald Ingber
Harvard University
Cambridge, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
198
107
0.540
bioengineering & cell biolog
HV Poor
Princeton University
Princeton, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
193
142
0.736
Communication Systems
Wireless Communications
Communications
Statistical Signal Processing
Information Theor
Lance Liotta
George Mason University
Fairfax, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
193
52
0.269
cancer
bioengineering
proteomic
Yang Yang (楊陽)
University of California Los Angeles
Los Angeles, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
192
111
0.578
solar cells
memory
semiconductor
organic electronics
organic photovoltaic
Daniel J Jacob
Harvard University
Cambridge, United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
191
96
0.503