Total 2,424,675 scientists, country 221, and institutions 24,468 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Isaac Nongwe|Isaac N. Beas](https://cdn.adscientificindex.com/pictures/16/5289895.jpg)
Heterogeneous Catalysis
Biomass
Gasification
Plastic recycling
mechanocatalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Lesego Mmualefe](/user/assets/images/profile/no-profile-photo.png)
chemistry of coal
chromatography
sample handling
water quality
environmental chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Segomotso Bagwasi](https://cdn.adscientificindex.com/pictures/3f/5289896.jpg)
Catalysis and nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Sebusang Em Sebusang](/user/assets/images/profile/no-profile-photo.png)
Energy
Electronics and Communication
Information Systems Technologies
Information Technology
Design and Manufacturing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Reason L. Machete](https://cdn.adscientificindex.com/pictures/c3/6105381.jpg)
Climate Change
Nonlinear Dynamics and Chaos
Probabilistic Forecasting
Nonlinear Time Series Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Ngonye Keroletswe](https://cdn.adscientificindex.com/pictures/e1/6105382.jpg)
Membrane technologies
Organic Chemistry
water filtration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Kabo Mosetlha](/user/assets/images/profile/no-profile-photo.png)
Analytical Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Mompoloki Pule](https://cdn.adscientificindex.com/pictures/b9/5289898.jpg)
IoT
Wireless Sensor Networks
Low Power Wide Area Networks
Cryptography and Network Security
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Isaac Nongwe|Isaac N. Beas
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
Heterogeneous Catalysis
Biomass
Gasification
Plastic recycling
mechanocatalysis
Lesego Mmualefe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
chemistry of coal
chromatography
sample handling
water quality
environmental chemistry
Segomotso Bagwasi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
Sebusang Em Sebusang
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
Energy
Electronics and Communication
Information Systems Technologies
Information Technology
Design and Manufacturing
Reason L. Machete
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Climate Change
Nonlinear Dynamics and Chaos
Probabilistic Forecasting
Nonlinear Time Series Analysis
Ngonye Keroletswe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Kabo Mosetlha
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
Mompoloki Pule
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
IoT
Wireless Sensor Networks
Low Power Wide Area Networks
Cryptography and Network Security