Total 2,444,186 scientists, country 221, and institutions 24,477 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

astronomy
astrophysics
machine learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
50
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 2

cement
concrete
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
67
0.957
* Total i10 IndexRankings
Ranking Based On Selection: 3

Cement
Concrete
Durability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 4

i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
25
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 5

Concrete technology
Monitoring on site
Sustainability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 6

Cement & Concrete product innovation
but also Digital transformation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
* Total i10 IndexRankings
Ranking Based On Selection: 7

Maintenance
Production
Condition Monitoring
Metrology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
Dimitrios Gouliermis
HeidelbergCement Group
Heidelberg, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
50
0.667
Maciej Zajac
HeidelbergCement Group
Heidelberg, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
67
0.957
Zhenguo Shi (石振国)
HeidelbergCement Group
Heidelberg, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
Cement
Concrete
Durability
Frank Bullerjahn
HeidelbergCement Group
Heidelberg, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
25
0.833
Egor Secrieru
HeidelbergCement Group
Heidelberg, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Concrete technology
Monitoring on site
Sustainability
Terje F. Rønning
HeidelbergCement Group
Heidelberg, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
Cement & Concrete product innovation
but also Digital transformation
Amir Halep
HeidelbergCement Group
Heidelberg, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000