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 :1
RF/Microwave
Terahertz Antennas
Nanophotonics
Next Generation Communication Systems
Cognitive Radio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
96
0.671
* Total i10 IndexRankings
Ranking Based On Selection :2
Benefits Realisation
Digitalisation of Project Management
Agile
Scaled Agile
IT Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
50
0.862
* Total i10 IndexRankings
Ranking Based On Selection :3
Digital communications
Forward error control coding
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
41
0.911
* Total i10 IndexRankings
Ranking Based On Selection :4
Digital Communications
Information Theory
Power Line Communications
Coding Techniques
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
32
0.780
* Total i10 IndexRankings
Ranking Based On Selection :5
Molecular Communication
Drug Discovery
IoT
Artificial Intelligence
& Complex Systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
13
0.619
* Total i10 IndexRankings
Ranking Based On Selection :6
knowledge management
design thinking
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
9
0.474
* Total i10 IndexRankings
Ranking Based On Selection :7
Knowledge management
knowledge sharing
knowledge audits
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
11
0.647
* Total i10 IndexRankings
Ranking Based On Selection :8
Telecommunications
Wireless Communication
Signal Processing
Television White Space
Spectrum
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Ghanshyam Singh
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
96
0.671
RF/Microwave
Terahertz Antennas
Nanophotonics
Next Generation Communication Systems
Cognitive Radio
Carl Marnewick
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
50
0.862
Benefits Realisation
Digitalisation of Project Management
Agile
Scaled Agile
IT Management
Thokozani Shongwe
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
41
0.911
Digital communications
Forward error control coding
Khmaies Ouahada
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
32
0.780
Digital Communications
Information Theory
Power Line Communications
Coding Techniques
Uche Chude-Okonkwo
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
13
0.619
Molecular Communication
Drug Discovery
IoT
Artificial Intelligence
& Complex Systems
Tanya Du Plessis
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
9
0.474
knowledge management
design thinking
Martie Mearns
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
11
0.647
Knowledge management
knowledge sharing
knowledge audits
Nakampe Sydney Sebopetse
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Telecommunications
Wireless Communication
Signal Processing
Television White Space
Spectrum