The Citation Rankings (Highly Cited Researchers) highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the 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
Water resources Engineering
Irrigation and Drainage Engineering
Engineering Hydrology
Soil and Water Cons. Engineering
Agric
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
280
219
0.782
* Total Citation Counts Rankings
Ranking Based On Selection :2
Electrical Power Systems
Electrical Machines
Energy and Environment
Power System Optimization
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
266
199
0.748
* Total Citation Counts Rankings
Ranking Based On Selection :3
Climate change
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
222
204
0.919
* Total Citation Counts Rankings
Ranking Based On Selection :4
Environmental conservation and management
Land resources management
climate smart agricultural strategies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
190
178
0.937
* Total Citation Counts Rankings
Ranking Based On Selection :5
Microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
187
121
0.647
* Total Citation Counts Rankings
Ranking Based On Selection :6
Malaria
population genetics
parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
150
77
0.513
* Total Citation Counts Rankings
Ranking Based On Selection :7
Solid waste management
HIV-AIDS
Environmental Pollution
Wastan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
140
93
0.664
* Total Citation Counts Rankings
Ranking Based On Selection :8
Physics (Photovoltaics)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
126
119
0.944
* Total Citation Counts Rankings
Ranking Based On Selection :9
Medical Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
90
78
0.867
* Total Citation Counts Rankings
Ranking Based On Selection :10
Socio-cultural aspects of health and illness
Methods of social sciences
Youth and health.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
52
0.642
* Total Citation Counts Rankings
Ranking Based On Selection :11
BIOSTATISTICS
DATA ANALYSIS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
24
0.312
* Total Citation Counts Rankings
Ranking Based On Selection :12
Power Systems and Energy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
49
0.766
* Total Citation Counts Rankings
Ranking Based On Selection :13
Hydrology
Water Resources Management
Water Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
35
0.547
* Total Citation Counts Rankings
Ranking Based On Selection :14
Energy materials/nanotechnology/machine learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
52
0.897
* Total Citation Counts Rankings
Ranking Based On Selection :15
Development Economics
Sustainable Development
Macroeconomics
Inclusive Growth
Income Inequality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
55
0.982
* Total Citation Counts Rankings
Ranking Based On Selection :16
Natural language processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
52
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :17
modelling & fluid mechanics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
39
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :18
Science education
Biology education
Animal breeding
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
37
0.949
* Total Citation Counts Rankings
Ranking Based On Selection :19
INTEGRATED CIRCUITS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
* Total Citation Counts Rankings
Ranking Based On Selection :20
Autobiography and Self writing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
* Total Citation Counts Rankings
Ranking Based On Selection :21
Climate Adaptation
Climate Risk Assessment and Management
Climate and Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :22
Physics: Nanotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
* Total Citation Counts Rankings
Ranking Based On Selection :23
Mineral exploration and mining
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
12
0.600
* Total Citation Counts Rankings
Ranking Based On Selection :24
Renewable Energy Technology
Pyrolysis
Gasification
Hydrothermal Liquefaction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :25
Numerical Modeling and Simulation with fluid dynamics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
Raphael Muli Wambua
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
280
219
0.782
Water resources Engineering
Irrigation and Drainage Engineering
Engineering Hydrology
Soil and Water Cons. Engineering
Agric
P.Musau Moses Msc,Bsc (Uon),Smieee
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
266
199
0.748
Electrical Power Systems
Electrical Machines
Energy and Environment
Power System Optimization
Ndungu Charles Kimani
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
222
204
0.919
Mercy Cheruto Kebenei
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
190
178
0.937
Environmental conservation and management
Land resources management
climate smart agricultural strategies
Lameck Ontweka
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
187
121
0.647
Carol Hunja
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
150
77
0.513
Taratisio Ndwiga
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
140
93
0.664
Isaac Morko Kwembur
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
126
119
0.944
Stanslaus Kiilu Musyoki
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
90
78
0.867
Harrison Maithya
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
52
0.642
Socio-cultural aspects of health and illness
Methods of social sciences
Youth and health.
Victor Kimeu
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
24
0.312
Peter Musau Moses.
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
49
0.766
Moses Mwangi
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
35
0.547
Paul Ngumbi
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
52
0.897
Onesmus Mbaabu Mutiiria, Cpa (K)
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
55
0.982
Development Economics
Sustainable Development
Macroeconomics
Inclusive Growth
Income Inequality
Brian Obunga
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
52
1.000
Winnie Kaluki|Dr. WINFRED KALUKI
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
39
1.000
Antony K Njue
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
37
0.949
Mary Atieno Juma
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
Georgiads Kivai
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
Mary Mwangi
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Climate Adaptation
Climate Risk Assessment and Management
Climate and Health
Benjamin Mbaluka John
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
Lincoln Githenya
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
12
0.600
Job Bosire Omwoyo
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
Renewable Energy Technology
Pyrolysis
Gasification
Hydrothermal Liquefaction
Ngesa Joel
South Eastern Kenya University
Kitui County, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700