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
biogeochemistry
adsorption
redox
contaminant fate and transport
EXAFS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
61
0.884
* Total i10 IndexRankings
Ranking Based On Selection :2
chemical engineering
biochemical engineering
fuel cells
environment protection
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
8
0.320
* Total i10 IndexRankings
Ranking Based On Selection :3
extraction processес
polyphenols
algy
plants
antioxidants
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Total i10 IndexRankings
Ranking Based On Selection :4
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
3
0.375
* Total i10 IndexRankings
Ranking Based On Selection :5
Biotecnologies
Microbiology
Molecular biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection :6
Biotechnology
Microbiology
HPLC
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection :7
mathematical modeling
computer simulation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
1
0.200
* Total i10 IndexRankings
Ranking Based On Selection :8
Spectroscopy
PLS
RBF ANN
MCR ALS
SO-PLS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :9
Chemistry
Engineering
Ecology
Energy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :10
biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :11
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :12
random packing
CFD
fluid flow
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Maxim Boyanov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
61
0.884
biogeochemistry
adsorption
redox
contaminant fate and transport
EXAFS
Venko Beschkov|Venko Beshkov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
8
0.320
chemical engineering
biochemical engineering
fuel cells
environment protection
Stanislava Boyadzhieva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
extraction processес
polyphenols
algy
plants
antioxidants
Tatyana Petrova, Tatiana Petrova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
3
0.375
Flora Tsvetanova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Lidia Tsigoriyna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Biotechnology
Microbiology
HPLC
Boyan Boyadjiev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
1
0.200
mathematical modeling
computer simulation
Georgi Gergov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Spectroscopy
PLS
RBF ANN
MCR ALS
SO-PLS
Stefan Stefanov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Chemistry
Engineering
Ecology
Energy
Evgenia Vasileva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Petya PopovaKrumova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Konstantina Stefanova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
random packing
CFD
fluid flow