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
ultrasonics investigation
CRYSTAL GROWTH
Nano synthesis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
340
46
0.135
* Total i10 IndexRankings
Ranking Based On Selection :2
Nanoscience & Technology
Crystal Technology
Materials Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
228
0.708
* Total i10 IndexRankings
Ranking Based On Selection :3
Image processing feature extraction
Optimization Algorithms
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
287
119
0.415
* Total i10 IndexRankings
Ranking Based On Selection :4
Nanocomposites
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
273
176
0.645
* Total i10 IndexRankings
Ranking Based On Selection :5
Thermal Storage
Building
Nanofluids
PCM
Solar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
185
162
0.876
* Total i10 IndexRankings
Ranking Based On Selection :6
HR
Marketing
Finance
General Business Administration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
177
93
0.525
* Total i10 IndexRankings
Ranking Based On Selection :7
Process Control & Optimization
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
170
91
0.535
* Total i10 IndexRankings
Ranking Based On Selection :8
Integrated Coastal Zone Management
Disaster Management in Coastal Areas and Mitigation
Biogeochemical Cycles
Marinetoxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
124
0.770
* Total i10 IndexRankings
Ranking Based On Selection :9
catalysis
nanomaterial
biofuels
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
81
0.529
* Total i10 IndexRankings
Ranking Based On Selection :10
Hydrogeology
hydrogeochemistry
groundwater modeling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
120
0.800
* Total i10 IndexRankings
Ranking Based On Selection :11
Environmental Science and Technology
Renewable energy
Chemical Engineering
Atmospheric science and Technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
117
0.836
* Total i10 IndexRankings
Ranking Based On Selection :12
nano materials corrosion and biomaterials
inhibitors
coatings
titanium alloys
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
107
0.764
* Total i10 IndexRankings
Ranking Based On Selection :13
structural engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
104
0.754
* Total i10 IndexRankings
Ranking Based On Selection :14
Alternative Fuels
Engine Management Systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
131
101
0.771
* Total i10 IndexRankings
Ranking Based On Selection :15
Chemistry
Catalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
128
62
0.484
* Total i10 IndexRankings
Ranking Based On Selection :16
Cryptography
Information Security
VANET Security
Blockchain
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
122
0.968
* Total i10 IndexRankings
Ranking Based On Selection :17
Materials Science and Engineering
Metallurgy
Materials Processing
Mechanical Behavior of Materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
53
0.427
* Total i10 IndexRankings
Ranking Based On Selection :18
Materials Science
crystal growth
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
119
85
0.714
* Total i10 IndexRankings
Ranking Based On Selection :19
Crystal Growth
Photovoltaics
Thermoelectric materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
86
0.729
* Total i10 IndexRankings
Ranking Based On Selection :20
Energy materials
Battery
Fuel Cell
Membrane Bioreactor
Chemical Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
87
0.763
* Total i10 IndexRankings
Ranking Based On Selection :21
fuel cells
energy
polymers
composites
biomaterials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
87
0.770
* Total i10 IndexRankings
Ranking Based On Selection :22
Crystal Growth
Thin film
Green synthesis
Solar cell
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
61
0.550
* Total i10 IndexRankings
Ranking Based On Selection :23
Wireless Sensor Network
Networking
Image Processing
Network Security
Parallel Processing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
48
0.432
* Total i10 IndexRankings
Ranking Based On Selection :24
Drug delivery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
95
0.872
* Total i10 IndexRankings
Ranking Based On Selection :25
Biomaterials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
106
69
0.651
Gayathri Gs
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
340
46
0.135
Ramasamy Jayavel
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
228
0.708
Nanoscience & Technology
Crystal Technology
Materials Science
Nagalakshmi Ashok
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
287
119
0.415
Image processing feature extraction
Optimization Algorithms
Alagar Muthukaruppan
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
273
176
0.645
Velraj R
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
185
162
0.876
Thermal Storage
Building
Nanofluids
PCM
Solar
S. Kumar
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
177
93
0.525
HR
Marketing
Finance
General Business Administration
Saravana Kumar S
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
170
91
0.535
Ramesh Ramachandran
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
124
0.770
Integrated Coastal Zone Management
Disaster Management in Coastal Areas and Mitigation
Biogeochemical Cycles
Marinetoxicology
A Pandurangan
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
81
0.529
Elango Lakshmanan
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
120
0.800
Hydrogeology
hydrogeochemistry
groundwater modeling
Sivanesan Subramanian
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
117
0.836
Environmental Science and Technology
Renewable energy
Chemical Engineering
Atmospheric science and Technology
N Rajendran
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
107
0.764
nano materials corrosion and biomaterials
inhibitors
coatings
titanium alloys
Bala Chandiran
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
104
0.754
G Nagarajan
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
131
101
0.771
Alternative Fuels
Engine Management Systems
Muthiahpillai Palanichamy
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
128
62
0.484
P. Vijayakumar|Pandi Vijayakumar
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
122
0.968
Cryptography
Information Security
VANET Security
Blockchain
KA Padmanabhan
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
53
0.427
Materials Science and Engineering
Metallurgy
Materials Processing
Mechanical Behavior of Materials
Rangasamy Mohan Kumar
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
119
85
0.714
Materials Science
crystal growth
Mukannan Arivanandhan
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
86
0.729
Crystal Growth
Photovoltaics
Thermoelectric materials
Balasubramanian N
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
87
0.763
Energy materials
Battery
Fuel Cell
Membrane Bioreactor
Chemical Engineering
Sangeetha Dharmalingam
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
87
0.770
fuel cells
energy
polymers
composites
biomaterials
Gopalakrishnan Rengasamy
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
61
0.550
Vaidehi Vijayakumar
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
48
0.432
Wireless Sensor Network
Networking
Image Processing
Network Security
Parallel Processing
Ruckmani Kandasamy
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
95
0.872
Narayana Kalkura
Anna University
Chennai, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
106
69
0.651