Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
Geothermal Energy
Groundwater
Machine Learning
Desalination
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,818
8,754
0.993
* Total Citation Counts Rankings
Ranking Based On Selection :2
Optimization
Thermal System Design
Refrigeration and Air Conditioning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,648
4,607
0.693
* Total Citation Counts Rankings
Ranking Based On Selection :3
Impedance Spectroscopy
Machine Learning
Artificial Intelligence Nano Materials
Thin films
Photo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,624
5,839
0.881
* Total Citation Counts Rankings
Ranking Based On Selection :4
Chemical & Thermal EOR
Reservoir Characterization & Modeling
Nanotechnology in EOR
Green Solvent
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,452
4,177
0.766
* Total Citation Counts Rankings
Ranking Based On Selection :5
Software-Defined Networking
Routing Security
Ambient Assisted Living
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,923
3,861
0.784
* Total Citation Counts Rankings
Ranking Based On Selection :6
cloud computing
Machine Learning
Deep Learning
AI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,768
2,870
0.602
* Total Citation Counts Rankings
Ranking Based On Selection :7
Welding
Metallurgy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,136
3,636
0.879
* Total Citation Counts Rankings
Ranking Based On Selection :8
Non-conventional Machining
ECM
ECDM
FSP
Industrial Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,022
2,496
0.621
* Total Citation Counts Rankings
Ranking Based On Selection :9
Physical Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,748
2,080
0.555
* Total Citation Counts Rankings
Ranking Based On Selection :10
Nano-Fluids
Conducting Polymers
Photocatalysis
Supercapacitor
MXene
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,440
3,215
0.935
* Total Citation Counts Rankings
Ranking Based On Selection :11
Nanomaterials
nanocomposites
Batteries
Supercapacitor
Fuel Cell
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,314
2,333
0.704
* Total Citation Counts Rankings
Ranking Based On Selection :12
Refrigeration and Air conditioning
Bio diesel
Wind energy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,917
2,139
0.733
* Total Citation Counts Rankings
Ranking Based On Selection :13
CO2 Capture & Conversion
separation Process
Ionic liquids
Deep Eutectic Solvents
Nanotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,420
2,111
0.872
* Total Citation Counts Rankings
Ranking Based On Selection :14
Natural Language Processing
Sarcasm Analysis
Sentiment Analysis
Text Summarization
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,240
1,984
0.886
* Total Citation Counts Rankings
Ranking Based On Selection :15
Photovoltaic
Thin films
Photocatalysts
Electrocatalysts
Green Hydrogen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,183
1,534
0.703
* Total Citation Counts Rankings
Ranking Based On Selection :16
Additive manufacturing
Advanced welding technology
Welding metallurgy
Materials science
Non
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,134
2,081
0.975
* Total Citation Counts Rankings
Ranking Based On Selection :17
Flexible Memristor
Memory
Neuromorphic Computing
Solar Cells
Perovskite
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,985
1,786
0.900
* Total Citation Counts Rankings
Ranking Based On Selection :18
Petroleum
Petrochemicals
Catalysis
Biofuel
Biogas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,829
1,356
0.741
* Total Citation Counts Rankings
Ranking Based On Selection :19
Water Treatment
Heat Transfer
Refrigeration
Renewable Energy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,784
1,187
0.665
* Total Citation Counts Rankings
Ranking Based On Selection :20
Flood Risk Assessment and Management
Watershed modeling
Remote Sensing and GIS
UAV
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,692
1,371
0.810
* Total Citation Counts Rankings
Ranking Based On Selection :21
Chemi-resistive Sensor
Electrochemical Sensing
Colorimetric Sensor
Gas-Solid Interaction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,600
1,024
0.640
* Total Citation Counts Rankings
Ranking Based On Selection :22
Power System Protection
Grid Integration of WTGs
Power System Stability
Voltage Control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,560
882
0.565
* Total Citation Counts Rankings
Ranking Based On Selection :23
Human Resource Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,510
1,326
0.878
* Total Citation Counts Rankings
Ranking Based On Selection :24
Organization Behavior
Human Resource Development
Stress Research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,459
299
0.205
* Total Citation Counts Rankings
Ranking Based On Selection :25
Photovoltaics
Photodetector
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,384
888
0.642
Manan Shah
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,818
8,754
0.993
Geothermal Energy
Groundwater
Machine Learning
Desalination
Vivek Patel
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,648
4,607
0.693
Optimization
Thermal System Design
Refrigeration and Air Conditioning
Pankaj Yadav
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,624
5,839
0.881
Impedance Spectroscopy
Machine Learning
Artificial Intelligence Nano Materials
Thin films
Photo
Achinta Bera
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,452
4,177
0.766
Chemical & Thermal EOR
Reservoir Characterization & Modeling
Nanotechnology in EOR
Green Solvent
Rutvij H Jhaveri|Rutvij H. Jhaveri, Rutvij Jhaveri, R.H. Jhaveri
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,923
3,861
0.784
Software-Defined Networking
Routing Security
Ambient Assisted Living
Rajeev Kumar Gupta
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,768
2,870
0.602
cloud computing
Machine Learning
Deep Learning
AI
Vishvesh J Badheka Iwe
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,136
3,636
0.879
Abhishek Kumar
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,022
2,496
0.621
Non-conventional Machining
ECM
ECDM
FSP
Industrial Engineering
Indrajit Mukhopadhyay
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,748
2,080
0.555
Syed Shahabuddin
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,440
3,215
0.935
Nano-Fluids
Conducting Polymers
Photocatalysis
Supercapacitor
MXene
Nitin Chaudhari
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,314
2,333
0.704
Nanomaterials
nanocomposites
Batteries
Supercapacitor
Fuel Cell
Surendra Kachhwaha
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,917
2,139
0.733
Refrigeration and Air conditioning
Bio diesel
Wind energy
Swapnil Dharaskar
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,420
2,111
0.872
CO2 Capture & Conversion
separation Process
Ionic liquids
Deep Eutectic Solvents
Nanotechnology
Santosh Kumar Bharti
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,240
1,984
0.886
Natural Language Processing
Sarcasm Analysis
Sentiment Analysis
Text Summarization
Abhijit Ray
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,183
1,534
0.703
Photovoltaic
Thin films
Photocatalysts
Electrocatalysts
Green Hydrogen
Jay Vora|Jay J Vora, Jaykumar Vora, Jaykumar Vora
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,134
2,081
0.975
Additive manufacturing
Advanced welding technology
Welding metallurgy
Materials science
Non
Ankur Solanki
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,985
1,786
0.900
Flexible Memristor
Memory
Neuromorphic Computing
Solar Cells
Perovskite
Sivakumar P
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,829
1,356
0.741
Petroleum
Petrochemicals
Catalysis
Biofuel
Biogas
Anurag Mudgal
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,784
1,187
0.665
Water Treatment
Heat Transfer
Refrigeration
Renewable Energy
Dhruvesh Patel
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,692
1,371
0.810
Flood Risk Assessment and Management
Watershed modeling
Remote Sensing and GIS
UAV
Kalisadhan Mukherjee
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,600
1,024
0.640
Chemi-resistive Sensor
Electrochemical Sensing
Colorimetric Sensor
Gas-Solid Interaction
Praghnesh Bhatt
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,560
882
0.565
Power System Protection
Grid Integration of WTGs
Power System Stability
Voltage Control
Ashutosh Muduli|Muduli, A, A Muduli
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,510
1,326
0.878
Human Resource Management
DM Pestonjee
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,459
299
0.205
Organization Behavior
Human Resource Development
Stress Research
Brijesh Tripathi
Pandit Deendayal Petroleum University
Gandhinagar, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,384
888
0.642