Total 2,384,773 scientists, country 221, and institutions 24,456 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
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* Total i10 IndexRankings
Ranking Based On Selection: 26
nanoscience
chemistry
physics
nanotechnology
biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
379
217
0.573
* Total i10 IndexRankings
Ranking Based On Selection: 27
nanomaterials
electrochemistry
electrocatalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
378
280
0.741
* Total i10 IndexRankings
Ranking Based On Selection: 28
Surface and Interface Chemistry
Energy Storage
Electrocatalysis and Photocatalysis
Environmental Impacts of Nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
371
197
0.531
* Total i10 IndexRankings
Ranking Based On Selection: 29
nanotechnology
electrochemistry
polymer thin films
optical measurement
interferometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
369
126
0.341
* Total i10 IndexRankings
Ranking Based On Selection: 30
synthetic biology
antibiotics
biological physics
bionanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
366
295
0.806
* Total i10 IndexRankings
Ranking Based On Selection: 31
Nanomaterials
Spectroscopy
Energy Generation and Energy Storage
Quantum Technologies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
361
215
0.596
* Total i10 IndexRankings
Ranking Based On Selection: 32
nanomaterials
biofuel and biomass
fuel cell and solar cell
polymer
paper making
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
354
241
0.681
* Total i10 IndexRankings
Ranking Based On Selection: 33
Nanoscience
Geochemistry
Interfacial Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
348
262
0.753
* Total i10 IndexRankings
Ranking Based On Selection: 34
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
344
218
0.634
* Total i10 IndexRankings
Ranking Based On Selection: 35
Nanostructure materials
light interaction with materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
341
137
0.402
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* Total i10 IndexRankings
Ranking Based On Selection: 36
Nanoelectronics
Quantum Electronics
Carbon Nanomaterials
2D Materials
Graphene
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
339
160
0.472
* Total i10 IndexRankings
Ranking Based On Selection: 37
Bionanotechnology
Biosensors
Biocatalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
330
204
0.618
* Total i10 IndexRankings
Ranking Based On Selection: 38
Nanotechnology
Materials Science
Chemistry
Catalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
326
167
0.512
* Total i10 IndexRankings
Ranking Based On Selection: 39
Organic Chemistry
NanoScience
Natural Products
Green Chemistry
Biocatalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
324
97
0.299
* Total i10 IndexRankings
Ranking Based On Selection: 40
nanoscience
energy sciences
catalysis
clusters
x-ray absorption spectroscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
323
260
0.805
* Total i10 IndexRankings
Ranking Based On Selection: 41
Neuroengineering
neuroscience
photonics
nanoscience
nanomaterials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
100
0.311
* Total i10 IndexRankings
Ranking Based On Selection: 42
Nano-Photonics
Optoelectronics
Semiconductor Lasers
Nanostructured Materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
94
0.292
* Total i10 IndexRankings
Ranking Based On Selection: 43
BioMEMS
Biomedical Nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
319
199
0.624
* Total i10 IndexRankings
Ranking Based On Selection: 44
Cancer imaging and therapy
molecular imaging
nanotechnology
nanomedicine
image-guided surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
318
183
0.575
* Total i10 IndexRankings
Ranking Based On Selection: 45
lung injury
lung transplantation
signal transduction
cell and molecular biology
nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
311
190
0.611
* Total i10 IndexRankings
Ranking Based On Selection: 46
Materials Science
Nanotechnology
Electron microscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
307
233
0.759
* Total i10 IndexRankings
Ranking Based On Selection: 47
Nanomaterials and nanostructures
energy conversion and storage
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
301
199
0.661
* Total i10 IndexRankings
Ranking Based On Selection: 48
Nanotechnology
biosensors
electromangetics
micro/nanofabrication
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
298
144
0.483
* Total i10 IndexRankings
Ranking Based On Selection: 49
Nanomaterials
Biomaterials
Porous silicon
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
297
161
0.542
* Total i10 IndexRankings
Ranking Based On Selection: 50
magnetic nanoparticles
nanostructured bulk magnetic materials
ultra-thin magnetic films
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
297
159
0.535
Paul S Weiss
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
379
217
0.573
nanoscience
chemistry
physics
nanotechnology
biotechnology
Shaowei Chen
University of California Santa Cruz
Santa Cruz, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
378
280
0.741
nanomaterials
electrochemistry
electrocatalysis
Robert J Hamers
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
371
197
0.531
Surface and Interface Chemistry
Energy Storage
Electrocatalysis and Photocatalysis
Environmental Impacts of Nanotechnology
Gaurav Singh
Intel Corporation
California, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
369
126
0.341
nanotechnology
electrochemistry
polymer thin films
optical measurement
interferometry
James J Collins
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
366
295
0.806
synthetic biology
antibiotics
biological physics
bionanotechnology
Apparao M. Rao
Clemson University
Clemson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
361
215
0.596
Nanomaterials
Spectroscopy
Energy Generation and Energy Storage
Quantum Technologies
Yulin Deng
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
354
241
0.681
nanomaterials
biofuel and biomass
fuel cell and solar cell
polymer
paper making
Kevin M Rosso
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
348
262
0.753
Nanoscience
Geochemistry
Interfacial Science
Ajeet Kumar
Clarkson University
Potsdam, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
344
218
0.634
Robert Ph Chang
Northwestern University
Evanston, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
341
137
0.402
Nanostructure materials
light interaction with materials
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Kaustav Banerjee
University of California Santa Barbara
Santa Barbara, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
339
160
0.472
Nanoelectronics
Quantum Electronics
Carbon Nanomaterials
2D Materials
Graphene
Ashok Mulchandani
University of California Riverside
Riverside, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
330
204
0.618
Bionanotechnology
Biosensors
Biocatalysis
Ayusman Sen
Pennsylvania State University
University Park, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
326
167
0.512
Nanotechnology
Materials Science
Chemistry
Catalysis
Virinder S Parmar
CUNY Medgar Evers College
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
324
97
0.299
Organic Chemistry
NanoScience
Natural Products
Green Chemistry
Biocatalysis
Anatoly I Frenkel
Stony Brook University
Stony Brook, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
323
260
0.805
nanoscience
energy sciences
catalysis
clusters
x-ray absorption spectroscopy
Arto Nurmikko
Brown University
Providence, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
100
0.311
Neuroengineering
neuroscience
photonics
nanoscience
nanomaterials
Connie Chang Hasnain
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
94
0.292
Nano-Photonics
Optoelectronics
Semiconductor Lasers
Nanostructured Materials
Rashid Bashir
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
319
199
0.624
BioMEMS
Biomedical Nanotechnology
Samuel Achilefu
Washington University Saint Louis
St. Louis, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
318
183
0.575
Cancer imaging and therapy
molecular imaging
nanotechnology
nanomedicine
image-guided surgery
Mingyao Liu
University of Toronto
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
311
190
0.611
lung injury
lung transplantation
signal transduction
cell and molecular biology
nanotechnology
Jamie Warner
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
307
233
0.759
Materials Science
Nanotechnology
Electron microscopy
Bingqing Wei
University of Delaware
Newark, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
301
199
0.661
Nanomaterials and nanostructures
energy conversion and storage
Brian T Cunningham
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
298
144
0.483
Nanotechnology
biosensors
electromangetics
micro/nanofabrication
Michael J Sailor
University of California San Diego
San Diego, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
297
161
0.542
Nanomaterials
Biomaterials
Porous silicon
J Ping Liu
University of Texas Arlington
Arlington, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
297
159
0.535
magnetic nanoparticles
nanostructured bulk magnetic materials
ultra-thin magnetic films