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
nanotechnology
drug delivery
catalysis
sensor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
72
0.522
* Total i10 IndexRankings
Ranking Based On Selection :2
Organic Chemsitry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
30
0.625
* Total i10 IndexRankings
Ranking Based On Selection :3
Molecular biology
Biochemistry and Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
* Total i10 IndexRankings
Ranking Based On Selection :4
Materials Chemistry: Manganites
Ionic Conduction
Chemical sensing
Hydroxyapatite based Materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
Vandana Singh
University of Allahabad
Allahabad, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
72
0.522
nanotechnology
drug delivery
catalysis
sensor
Vishnu Prabhakar Srivastava
University of Allahabad
Allahabad, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
30
0.625
Rishikesh K Tiwari
University of Allahabad
Allahabad, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
Molecular biology
Biochemistry and Toxicology
Brajendra Singh
University of Allahabad
Allahabad, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
Materials Chemistry: Manganites
Ionic Conduction
Chemical sensing
Hydroxyapatite based Materials