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 :376
Toxicology
Pollution control
Management and Safety
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :377
Geology
environmental geology
geostatistics
medical geology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :378
MATERIAL SCIENCE AND ENGINEERING
POLYMERIC MATERIALS
COMPOSITES
BIOMEDICAL MATERIALS
NANOMATERIALS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :379
UBIQUITOUS COMPUTING
DATABASE MANAGEMENT
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :380
corrosion inhibition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :381
Clinical engineering
Biomedical Informatics
Medical electronics and instrumentation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :382
Applied Geophysics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :383
Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :384
Power system Control
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :385
Environmental Biotechnology
Renewable Energy
Microbial fuel cell
Green Nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :386
Thin Film Technology
Research on Local Raw Materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :387
Philosophy of Science
Philosophy of Physics
Exoconsciousness
Philosophy of Development.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :388
Plant Breeding and Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :389
Pollution Control
Hydro biology and Fisheries
Environmental impact assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :390
FAECAL SLUDGE MANAGEMENT
SOLID WASTE MANAGEMENT
MODELLING
CONTAMINANT TRANSPORT
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :391
Food and Environmental Biotechnology/Bioenergy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :392
Renewable Energy
Power Systems Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :393
Statistical Modeling
Multivariate Analysis
Time Series Analysis.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :394
Agricultural Marketing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :395
Biomass characterization
Biofuels
Renewable energy
Lignocellulosic materials
Biomass fractionation and valorization
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :396
Applied English Linguistics
General Linguistics
Literature in English
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :397
Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :398
soil science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :399
Soil and Environmental Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection :400
Human Anatomy
NeuroScience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Priscilla Nkeonye Abara
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Bridget Odochi Ubechu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Chukwudike Onuoha
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
MATERIAL SCIENCE AND ENGINEERING
POLYMERIC MATERIALS
COMPOSITES
BIOMEDICAL MATERIALS
NANOMATERIALS
Chinwe Gilean Onukwugha
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Ogbonna Nkuzinna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Kenneth Ikechukwu Nkuma-Udah
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Clinical engineering
Biomedical Informatics
Medical electronics and instrumentation
Herbert Okeke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Chinyeaka Hostensia Izunobi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Samuel Okechukwu Okozi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Anuforo, Henry Uzoma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Environmental Biotechnology
Renewable Energy
Microbial fuel cell
Green Nanotechnology
Israel Ndukwe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
John Nwanegbo-Ben
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Philosophy of Science
Philosophy of Physics
Exoconsciousness
Philosophy of Development.
Chinyere Anyanwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Uzoka Christopher Ndubuisi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Pollution Control
Hydro biology and Fisheries
Environmental impact assessment
Benedicta Uchenna Dike
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
FAECAL SLUDGE MANAGEMENT
SOLID WASTE MANAGEMENT
MODELLING
CONTAMINANT TRANSPORT
Augusta Nwachukwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Food and Environmental Biotechnology/Bioenergy
Chijioke Joe-Uzuegbu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Nwafor Godwin Onyeka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Statistical Modeling
Multivariate Analysis
Time Series Analysis.
Anyanwu Ug
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Chioma Mary Onyelucheya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Biomass characterization
Biofuels
Renewable energy
Lignocellulosic materials
Biomass fractionation and valorization
Richard Ihejirika
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Applied English Linguistics
General Linguistics
Literature in English
Nkenna C. Ahumibe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Ugochukwu Nkwopara
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Okoli, Nnaemeka Henry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Chisomaga Chiwuikem Eke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000