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
water quality
water treatment
anaerobic hybrid reactor
wastewater engineering
solid waste
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
375
209
0.557
* Total i10 IndexRankings
Ranking Based On Selection :2
Enhanced Oil Recovery
Gas Hydrates
Surfactant
Microemulsion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
185
175
0.946
* Total i10 IndexRankings
Ranking Based On Selection :3
Optical Fiber Sensor
Photonic Fiber Crystal
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
169
99
0.586
* Total i10 IndexRankings
Ranking Based On Selection :4
Thermal Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
114
0.704
* Total i10 IndexRankings
Ranking Based On Selection :5
Chemical engg.
Environmental engg.
Coal gasification
coal to chemicals
biomass energy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
146
110
0.753
* Total i10 IndexRankings
Ranking Based On Selection :6
FRP Composite Material
EDM
Fracture Mechanics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
99
0.702
* Total i10 IndexRankings
Ranking Based On Selection :7
Theoretical Seismology
Elastodynamics
Solid Mechanics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
72
0.518
* Total i10 IndexRankings
Ranking Based On Selection :8
Ecorestoration of mine degraded land
Biodiversity conservation
Biological Wastewater Treatment
Bioremediation
Water pollutio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
117
0.867
* Total i10 IndexRankings
Ranking Based On Selection :9
Numerical Methods
Magnetohydrodynamics
Heat and Mass Transfer
Nanofluids
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
105
0.789
* Total i10 IndexRankings
Ranking Based On Selection :10
Wireless Sensor Networks
Internet of Things
Cloud Computing
Fog Computing
Machine Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
128
104
0.813
* Total i10 IndexRankings
Ranking Based On Selection :11
Elastodynamics
Fracture Mechanics
Solid Mechanics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
69
0.552
* Total i10 IndexRankings
Ranking Based On Selection :12
Metamaterials
MIMO Antennas
Absorbers
Dielectric Resonator Antenna
EM Propagation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
119
95
0.798
* Total i10 IndexRankings
Ranking Based On Selection :13
Manufacturing
Welding
Advanced Manufacturing
Supply Chain Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
110
0.932
* Total i10 IndexRankings
Ranking Based On Selection :14
Atomic and Molecular Physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
99
0.839
* Total i10 IndexRankings
Ranking Based On Selection :15
Fluid Mechanics
Scientific Computing
Transition to Turbulence
Aerodynamics
Flow Control
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
85
0.720
* Total i10 IndexRankings
Ranking Based On Selection :16
Environmental Hydrology
Environmental Geology
Remote Sensing & GIS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
78
0.696
* Total i10 IndexRankings
Ranking Based On Selection :17
Conventional/Non-conventional Machining processes
Nano-cutting fluid
Additive Manufacturing.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
107
0.982
* Total i10 IndexRankings
Ranking Based On Selection :18
Theoretical Seismology
Elastodynamics
Wave Propagation Aspects
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
78
0.729
* Total i10 IndexRankings
Ranking Based On Selection :19
Laser Spectroscopy
Rare Earth Spectroscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
74
0.705
* Total i10 IndexRankings
Ranking Based On Selection :20
Theoretical Seismology
Numerical Methods
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
103
61
0.592
* Total i10 IndexRankings
Ranking Based On Selection :21
Polymer Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
86
0.905
* Total i10 IndexRankings
Ranking Based On Selection :22
RF & Microwave Engineering
Antenna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
89
77
0.865
* Total i10 IndexRankings
Ranking Based On Selection :23
stable isotope geochemistry
organic geochemistry
igneous petrology
trace elemental geochemistry
geology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
88
33
0.375
* Total i10 IndexRankings
Ranking Based On Selection :24
speech language therapy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
87
37
0.425
* Total i10 IndexRankings
Ranking Based On Selection :25
Advanced Functional Materials
Environ. Chemical Engg.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
80
0.952
Sunil Kumar Gupta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
375
209
0.557
water quality
water treatment
anaerobic hybrid reactor
wastewater engineering
solid waste
Ajay Mandal
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
185
175
0.946
Vinod Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
169
99
0.586
Optical Fiber Sensor
Photonic Fiber Crystal
Subrata Kumar Ghosh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
114
0.704
Indra Mani Mishra
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
146
110
0.753
Chemical engg.
Environmental engg.
Coal gasification
coal to chemicals
biomass energy
KK Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
99
0.702
Amares Chattopadhyay
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
72
0.518
Theoretical Seismology
Elastodynamics
Solid Mechanics
Subodh Kumar Maiti
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
117
0.867
Ecorestoration of mine degraded land
Biodiversity conservation
Biological Wastewater Treatment
Bioremediation
Water pollutio
Gauri Shanker Seth
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
105
0.789
Numerical Methods
Magnetohydrodynamics
Heat and Mass Transfer
Nanofluids
Prasanta K Jana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
128
104
0.813
Wireless Sensor Networks
Internet of Things
Cloud Computing
Fog Computing
Machine Learning
Abhishek Kumar Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
69
0.552
Raghvendra Kumar Chaudhary
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
119
95
0.798
Metamaterials
MIMO Antennas
Absorbers
Dielectric Resonator Antenna
EM Propagation
Somnath Chattopadhyaya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
110
0.932
Manufacturing
Welding
Advanced Manufacturing
Supply Chain Management
Pankaj Verma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
99
0.839
Tapan K Sengupta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
85
0.720
Fluid Mechanics
Scientific Computing
Transition to Turbulence
Aerodynamics
Flow Control
Prasoon Kumar Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
78
0.696
Environmental Hydrology
Environmental Geology
Remote Sensing & GIS
Amit Rai Dixit
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
107
0.982
Conventional/Non-conventional Machining processes
Nano-cutting fluid
Additive Manufacturing.
Abhishek Kumar Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
78
0.729
Theoretical Seismology
Elastodynamics
Wave Propagation Aspects
Kaushal Kumar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
74
0.705
Shishir Gupta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
103
61
0.592
Sagar Pal
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
86
0.905
Santanu Dwari
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
89
77
0.865
Debayan Pal
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
88
33
0.375
stable isotope geochemistry
organic geochemistry
igneous petrology
trace elemental geochemistry
geology
SN Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
87
37
0.425
speech language therapy
Pichiah Saravanan|Saravanan Pichiah, P. Saravanan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
80
0.952
Advanced Functional Materials
Environ. Chemical Engg.