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 :26
Applied Linguistics
Hausa Studies
Grammar and Translation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
35
0.603
* Total Citation Counts Rankings
Ranking Based On Selection :27
motivation and learning
cognition
development
test and classroom practice
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
39
0.696
* Total Citation Counts Rankings
Ranking Based On Selection :28
Cloud Computing
Machine Learning
Ad hoc Network
Data mining
Software Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
* Total Citation Counts Rankings
Ranking Based On Selection :29
Contr. Env. Hort.
Strawberry physiology
Veg. science
Sustainable agriculture
Soil fertility
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
46
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :30
Biochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :31
Material synthesis
characterization and applications
photocatalysis
Thin film
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :32
Cooperative learning
cognitive style
critical thinking
creativity
innovative thinking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
21
0.538
* Total Citation Counts Rankings
Ranking Based On Selection :33
Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
23
0.657
* Total Citation Counts Rankings
Ranking Based On Selection :34
Information Technology
Networking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
34
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :35
Computational Mathematics and Variational Inequality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :36
Nonlinear equation
Signal processing
Monotone equation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :37
Counselling Psychology
Career Guidance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31
30
0.968
* Total Citation Counts Rankings
Ranking Based On Selection :38
Natural Products
Metabolomics
Phytochemistry
Toxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
* Total Citation Counts Rankings
Ranking Based On Selection :39
Z-number Theory and Its Application
Fuzzy Decision Making
Dynamical Systems
Topological Data Analysis
Fuzzy Graph Theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
28
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :40
Polymer Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
26
0.929
* Total Citation Counts Rankings
Ranking Based On Selection :41
Pedagogy
Curriculum Studies
Students Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
20
0.714
* Total Citation Counts Rankings
Ranking Based On Selection :42
Pedagogy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
20
0.714
* Total Citation Counts Rankings
Ranking Based On Selection :43
Geophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
* Total Citation Counts Rankings
Ranking Based On Selection :44
science education and geography
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :45
Bioorganometallic Chemistry
Coordination Chemistry
Inorganic Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
* Total Citation Counts Rankings
Ranking Based On Selection :46
Material Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :47
Analytical Chemistry
Environmental Chemistry
Synthesis and Characterization
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
* Total Citation Counts Rankings
Ranking Based On Selection :48
Kinetics and mechanism of inorganic reactions
synthesis of coordination compounds
modeling of chemical reactions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :49
Algebra
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :50
IT
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
Yusuf Nuhu Inuwa
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
35
0.603
Ali Abdullahi Taura
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
39
0.696
motivation and learning
cognition
development
test and classroom practice
Rashid Husain
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
Cloud Computing
Machine Learning
Ad hoc Network
Data mining
Software Engineering
Ibraheem Olamide Olasupo
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
46
1.000
Contr. Env. Hort.
Strawberry physiology
Veg. science
Sustainable agriculture
Soil fertility
Mujaheed Abubakar
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
Yusuf Ibrahim
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
40
1.000
Material synthesis
characterization and applications
photocatalysis
Thin film
Sunday Ayuba Abubakar
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39
21
0.538
Cooperative learning
cognitive style
critical thinking
creativity
innovative thinking
Hassan Nuhu Walii
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
23
0.657
Baffa Sani
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
34
1.000
Yau Balarabe Musa
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
Muhammad Abdullahi
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
Salisu Yunusa
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31
30
0.968
Suleiman Abubakar Garba
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
Mujahid Abdullahi
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
28
1.000
Z-number Theory and Its Application
Fuzzy Decision Making
Dynamical Systems
Topological Data Analysis
Fuzzy Graph Theory
Ali Garba Danjani
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
26
0.929
abdulrahaman ibrahim
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
20
0.714
Pedagogy
Curriculum Studies
Students Learning
Abdulrahaman I. Ibrahim
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
20
0.714
Abdullahi Mikailu
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
Najib Abdullahi
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Tenimu A Abubakar
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
Bioorganometallic Chemistry
Coordination Chemistry
Inorganic Chemistry
Usman Idris Ismail
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Shaibu Yusuf
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
Analytical Chemistry
Environmental Chemistry
Synthesis and Characterization
Busari Abdulakeem
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Kinetics and mechanism of inorganic reactions
synthesis of coordination compounds
modeling of chemical reactions
Abdulhakeem Olayiwola
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Muhammad Suleman Abdullahi
Sule Lamido University
Kafin Hausa, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000