Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,898 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 1
K Navaneetha Pandiyaraj
Plasma surface modification
Nano Science and technology
Metrics
H-Index
i10 Index
Citation
24
37
1,862
* Rankings
Ranking Based On Selection: 4
A Allwyn Sundarraj
Waste Management
New Product Development
Food Additives
Bakery and Confectionery
Metrics
H-Index
i10 Index
Citation
15
20
1,096
* Rankings
Ranking Based On Selection: 6
Vijayakumar P
Solar Energy
Nanofluids
I.C Engines
Energy Conservation and Management
Metrics
H-Index
i10 Index
Citation
13
18
353
* Rankings
Ranking Based On Selection: 8
M Arunkumar
Thermal Engineering
IC engines
Thermodynamics
Heat and Mass Transfer
Metrics
H-Index
i10 Index
Citation
13
14
478
* Rankings
Ranking Based On Selection: 9
S Gnanasekaran
Laser cladding
PTA hardfacing
Surface Engineering
Tribology
Welding
Metrics
H-Index
i10 Index
Citation
12
17
569

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

* Rankings
Ranking Based On Selection: 11
Prakash Subbaiyan
Data Mining and Data Warehousing
Data Structures
Genetic Algorithm
Metrics
H-Index
i10 Index
Citation
11
16
356
* Rankings
Ranking Based On Selection: 14
Poornachandra S
Medical Signal Processing
Biomedical Instrumentation
Metrics
H-Index
i10 Index
Citation
10
10
689
* Rankings
Ranking Based On Selection: 15
Vasu Dhanapal
Wastewater treatment
gCN
MXene
MOF
Plasma processing
Metrics
H-Index
i10 Index
Citation
9
9
314
* Rankings
Ranking Based On Selection: 21
A.Arun Negemiya
Material Joining
Material Testing
Materials
Metrics
H-Index
i10 Index
Citation
7
5
110
* Rankings
Ranking Based On Selection: 24
Premkumar J
Waste Utilization
Food Proteins
Oleo-Chemistry
Food Analysis
Nutraceuticals & Functional Foods
Metrics
H-Index
i10 Index
Citation
5
4
116
* Rankings
Ranking Based On Selection: 26
Gcsowparnika
Control systems
Modelling and Simulation
Process Control
Biomedical Applications
Instrumentation
Metrics
H-Index
i10 Index
Citation
5
0
41
* Rankings
Ranking Based On Selection: 32
Gokul Karthik
Alternative Fuels
IC Engines
Heat Transfer
Energy Conservation and Management
Internet Of Things(IoT)
Metrics
H-Index
i10 Index
Citation
3
3
58
* Rankings
Ranking Based On Selection: 35
Dhamodharan S
Power Electronics
Brushless DC motor
Power Converters
Metrics
H-Index
i10 Index
Citation
3
1
30
* Rankings
Ranking Based On Selection: 37
S Hemalatha
Big Data Analytics
Internet of Things
Augmented Reality
Metrics
H-Index
i10 Index
Citation
3
0
26
* Rankings
Ranking Based On Selection: 38
Banu Priya M
Internet of Things
Machine Learning
Web development
Metrics
H-Index
i10 Index
Citation
3
0
16
* Rankings
Ranking Based On Selection: 43
Sagar Nalawade
Hybrid Drying
Enzyme inactivation
Process optimization
Product development
Thermal processing
Metrics
H-Index
i10 Index
Citation
2
2
54
* Rankings
Ranking Based On Selection: 44
Yuvaraj Selvaraj
Plasma processing
Biomaterials
Materials Physics
Metrics
H-Index
i10 Index
Citation
2
2
41
* Rankings
Ranking Based On Selection: 46
Gopinath
Plant Molecular Biology
Plant Genomics
Metagenomics
Molecular Biology
Experimental Microbial Evolution
Metrics
H-Index
i10 Index
Citation
2
1
33
Deepika S
civil engineering
construction management
concrete technology
total quality management in
Metrics
H-Index
i10 Index
Citation
2
0
12
R Prakash
IC Engine
Alternate Fuels
VCR Engine
Biofuels
Metrics
H-Index
i10 Index
Citation
2
0
7
Jas Jasmine
artificial intelligence and machine learning
deep learning
Metrics
H-Index
i10 Index
Citation
1
1
21
Rajkumar M
Metal cutting
CNC machining
3D printing
Composite materials
cutting tools
Metrics
H-Index
i10 Index
Citation
1
0
4
Rankings
Ranking Based On Selection: 1
K Navaneetha Pandiyaraj
Metrics
H-Index
i10 Index
Citation Counts
24
37
1,862
Plasma surface modification
Nano Science and technology
Rankings
Ranking Based On Selection: 2
V Bhuvaneshwari
Metrics
H-Index
i10 Index
Citation Counts
17
24
1,553
Plant Molecular Biology and Nanobiotechnology
Rankings
Ranking Based On Selection: 3
Sundararajan TVP
Metrics
H-Index
i10 Index
Citation Counts
17
27
1,043
Rankings
Ranking Based On Selection: 4
A Allwyn Sundarraj
Metrics
H-Index
i10 Index
Citation Counts
15
20
1,096
Waste Management
New Product Development
Food Additives
Bakery and Confectionery
Rankings
Ranking Based On Selection: 6
Vijayakumar P
Metrics
H-Index
i10 Index
Citation Counts
13
18
353
Solar Energy
Nanofluids
I.C Engines
Energy Conservation and Management
Rankings
Ranking Based On Selection: 7
A Rini Ann Jerin
Metrics
H-Index
i10 Index
Citation Counts
13
16
644
Rankings
Ranking Based On Selection: 8
M Arunkumar
Metrics
H-Index
i10 Index
Citation Counts
13
14
478
Thermal Engineering
IC engines
Thermodynamics
Heat and Mass Transfer
Rankings
Ranking Based On Selection: 9
S Gnanasekaran
Metrics
H-Index
i10 Index
Citation Counts
12
17
569
Laser cladding
PTA hardfacing
Surface Engineering
Tribology
Welding
Rankings
Ranking Based On Selection: 10
Manian Rangasam
Metrics
H-Index
i10 Index
Citation Counts
12
15
441

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Prakash Subbaiyan
Metrics
H-Index
i10 Index
Citation Counts
11
16
356
Data Mining and Data Warehousing
Data Structures
Genetic Algorithm
Rankings
Ranking Based On Selection: 12
Arun Kumar
Metrics
H-Index
i10 Index
Citation Counts
11
11
224
Rankings
Ranking Based On Selection: 14
Poornachandra S
Metrics
H-Index
i10 Index
Citation Counts
10
10
689
Medical Signal Processing
Biomedical Instrumentation
Rankings
Ranking Based On Selection: 15
Vasu Dhanapal
Metrics
H-Index
i10 Index
Citation Counts
9
9
314
Wastewater treatment
gCN
MXene
MOF
Plasma processing
Rankings
Ranking Based On Selection: 16
Peerzada Gh Jeelani
Metrics
H-Index
i10 Index
Citation Counts
8
6
562
Rankings
Ranking Based On Selection: 17
Bhavani Sridharan
Metrics
H-Index
i10 Index
Citation Counts
8
6
327
Rankings
Ranking Based On Selection: 18
Kannammal Ke
Metrics
H-Index
i10 Index
Citation Counts
8
7
278
Rankings
Ranking Based On Selection: 19
Shilpa Joy
Metrics
H-Index
i10 Index
Citation Counts
8
7
233
Tissue Engineering
cellular and molecular neurobiology
nanotechnology
Rankings
Ranking Based On Selection: 20
B Anand
Metrics
H-Index
i10 Index
Citation Counts
7
7
504
Remote Sensing and Geoinformatics
Rankings
Ranking Based On Selection: 21
A.Arun Negemiya
Metrics
H-Index
i10 Index
Citation Counts
7
5
110
Material Joining
Material Testing
Materials
Rankings
Ranking Based On Selection: 22
K Rajakumari
Metrics
H-Index
i10 Index
Citation Counts
6
5
109
Rankings
Ranking Based On Selection: 24
Premkumar J
Metrics
H-Index
i10 Index
Citation Counts
5
4
116
Waste Utilization
Food Proteins
Oleo-Chemistry
Food Analysis
Nutraceuticals & Functional Foods
Rankings
Ranking Based On Selection: 26
Gcsowparnika
Metrics
H-Index
i10 Index
Citation Counts
5
0
41
Control systems
Modelling and Simulation
Process Control
Biomedical Applications
Instrumentation
Rankings
Ranking Based On Selection: 27
Harishsenthil P
Metrics
H-Index
i10 Index
Citation Counts
4
4
88
Rankings
Ranking Based On Selection: 28
Nivedha S
Metrics
H-Index
i10 Index
Citation Counts
4
1
52
AUGMENTED REALITY
MACHINE LEARNING
Rankings
Ranking Based On Selection: 29
S Rubila
Metrics
H-Index
i10 Index
Citation Counts
4
3
289
Rankings
Ranking Based On Selection: 30
Govindasamy Sundar
Metrics
H-Index
i10 Index
Citation Counts
4
3
53
Rankings
Ranking Based On Selection: 31
Pasupathy Narmadha
Metrics
H-Index
i10 Index
Citation Counts
3
3
138
Rankings
Ranking Based On Selection: 32
Gokul Karthik
Metrics
H-Index
i10 Index
Citation Counts
3
3
58
Alternative Fuels
IC Engines
Heat Transfer
Energy Conservation and Management
Internet Of Things(IoT)
Rankings
Ranking Based On Selection: 33
Karthiban R
Metrics
H-Index
i10 Index
Citation Counts
3
2
44
Rankings
Ranking Based On Selection: 34
Menaka Tamilkumaran
Metrics
H-Index
i10 Index
Citation Counts
3
2
37
Octagonal Intuitionistic Fuzzy
Rankings
Ranking Based On Selection: 35
Dhamodharan S
Metrics
H-Index
i10 Index
Citation Counts
3
1
30
Power Electronics
Brushless DC motor
Power Converters
Rankings
Ranking Based On Selection: 37
S Hemalatha
Metrics
H-Index
i10 Index
Citation Counts
3
0
26
Big Data Analytics
Internet of Things
Augmented Reality
Rankings
Ranking Based On Selection: 38
Banu Priya M
Metrics
H-Index
i10 Index
Citation Counts
3
0
16
Internet of Things
Machine Learning
Web development
Rankings
Ranking Based On Selection: 39
VLSI design
Digital electronics
Biomedical device design
Rankings
Ranking Based On Selection: 40
Ar Ravikumar
Metrics
H-Index
i10 Index
Citation Counts
3
1
44
Rankings
Ranking Based On Selection: 41
Chitra Devi T
Metrics
H-Index
i10 Index
Citation Counts
3
1
24
Rankings
Ranking Based On Selection: 42
Ramya N
Metrics
H-Index
i10 Index
Citation Counts
3
0
16
Rankings
Ranking Based On Selection: 43
Sagar Nalawade
Metrics
H-Index
i10 Index
Citation Counts
2
2
54
Hybrid Drying
Enzyme inactivation
Process optimization
Product development
Thermal processing
Rankings
Ranking Based On Selection: 44
Yuvaraj Selvaraj
Metrics
H-Index
i10 Index
Citation Counts
2
2
41
Plasma processing
Biomaterials
Materials Physics
Rankings
Ranking Based On Selection: 45
Senthil Prasad Mathiyalagan
Metrics
H-Index
i10 Index
Citation Counts
2
1
104
Rankings
Ranking Based On Selection: 46
Gopinath
Metrics
H-Index
i10 Index
Citation Counts
2
1
33
Plant Molecular Biology
Plant Genomics
Metagenomics
Molecular Biology
Experimental Microbial Evolution
Rankings
Ranking Based On Selection: 47
Raguraman V
Metrics
H-Index
i10 Index
Citation Counts
2
0
15
Rankings
Ranking Based On Selection: 48
Harish I
Metrics
H-Index
i10 Index
Citation Counts
2
0
13
Rankings
Ranking Based On Selection: 49
Deepika S
Metrics
H-Index
i10 Index
Citation Counts
2
0
12
civil engineering
construction management
concrete technology
total quality management in
Rankings
Ranking Based On Selection: 50
Sre Adethya V
Metrics
H-Index
i10 Index
Citation Counts
2
0
12
Rankings
Ranking Based On Selection: 51
Paushali Pal
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
Rankings
Ranking Based On Selection: 52
R Prakash
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
IC Engine
Alternate Fuels
VCR Engine
Biofuels
Rankings
Ranking Based On Selection: 55
Indira Devi
Metrics
H-Index
i10 Index
Citation Counts
2
0
11
Rankings
Ranking Based On Selection: 56
Dhivya S
Metrics
H-Index
i10 Index
Citation Counts
1
1
30
Full Stack Web Development
Rankings
Ranking Based On Selection: 57
Jas Jasmine
Metrics
H-Index
i10 Index
Citation Counts
1
1
21
artificial intelligence and machine learning
deep learning
Rankings
Ranking Based On Selection: 58
Geetha R
Metrics
H-Index
i10 Index
Citation Counts
1
1
10
Rankings
Ranking Based On Selection: 59
Dharshini Rajendran
Metrics
H-Index
i10 Index
Citation Counts
1
0
8
Rankings
Ranking Based On Selection: 60
Agneeshwari M
Metrics
H-Index
i10 Index
Citation Counts
1
0
8
Rankings
Ranking Based On Selection: 61
Rajkumar M
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Metal cutting
CNC machining
3D printing
Composite materials
cutting tools
Rankings
Ranking Based On Selection: 62
Mohamed Ashik M
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
Rankings
Ranking Based On Selection: 63
Dharaniya Ng
Metrics
H-Index
i10 Index
Citation Counts
1
0
5
Power systems
C Programming
Rankings
Ranking Based On Selection: 64
Srinath T
Metrics
H-Index
i10 Index
Citation Counts
1
0
1