Total 2,403,032 scientists, country 221, and institutions 24,466 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: 26
![MM El-Okr](/user/assets/images/profile/no-profile-photo.png)
Physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
44
0.638
* Total i10 IndexRankings
Ranking Based On Selection: 27
![Mamdouh A Ahmed](https://cdn.adscientificindex.com/pictures/12/93160.jpg)
Mossbauer spectroscopy
Materials science
Magnetic nanoparticles. Fuel Materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
41
0.594
* Total i10 IndexRankings
Ranking Based On Selection: 28
![Saad El Din Hassan](/user/assets/images/profile/no-profile-photo.png)
Microbial Ecology and biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
64
0.955
* Total i10 IndexRankings
Ranking Based On Selection: 29
![Zaki S Safi](https://cdn.adscientificindex.com/pictures/19/489251.jpg)
Computational and theoretical chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
59
0.894
* Total i10 IndexRankings
Ranking Based On Selection: 30
![Abdel-Shafy F Obada](/user/assets/images/profile/no-profile-photo.png)
Mathematics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
29
0.446
* Total i10 IndexRankings
Ranking Based On Selection: 31
![Mahmoud M Elaasser](https://cdn.adscientificindex.com/pictures/02/93053.jpg)
Microbiology
Biotechnology
Nanotechnology
Cancer Therapy
Mycotoxins
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
49
0.778
* Total i10 IndexRankings
Ranking Based On Selection: 32
![Hany EA Ahmed](https://cdn.adscientificindex.com/pictures/0d/98716.jpg)
Design and synthesis of targeted small molecules for biological analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
50
0.806
* Total i10 IndexRankings
Ranking Based On Selection: 33
![EA Abdel Wahab](https://cdn.adscientificindex.com/pictures/65/106537.jpg)
physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
57
0.966
* Total i10 IndexRankings
Ranking Based On Selection: 34
![Farrag Aa](https://cdn.adscientificindex.com/pictures/18/97512.jpg)
Microbial biotechnology and Nanobiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
34
0.576
* Total i10 IndexRankings
Ranking Based On Selection: 35
![Mohamed Ali Abdel-Rahman](https://cdn.adscientificindex.com/pictures/f7/4988658.jpg)
Microbial Biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
46
0.807
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
* Total i10 IndexRankings
Ranking Based On Selection: 36
![Maw Mahmoud](https://cdn.adscientificindex.com/pictures/cd/93563.jpg)
Reliability Theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
33
0.589
* Total i10 IndexRankings
Ranking Based On Selection: 37
![Karem Ghoneim](https://cdn.adscientificindex.com/pictures/61/100741.jpg)
Entomology
Physiology
Biochemistry
Environment
Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
17
0.304
* Total i10 IndexRankings
Ranking Based On Selection: 38
![Eman Samir Nossier|Eman S. Nossier, Eman Samir Nossier, E. S. Nossier](https://cdn.adscientificindex.com/pictures/b9/99171.jpg)
Pharmaceutical Medicinal Chemistry
organic Chemistry
drug design
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
51
0.927
* Total i10 IndexRankings
Ranking Based On Selection: 39
![Alaa Osman](https://cdn.adscientificindex.com/pictures/c9/103358.jpg)
Fisheries Sciences
Aquaculture
Ecotoxicology
Biology and Ecology of Fishes
Biological Sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
42
0.764
* Total i10 IndexRankings
Ranking Based On Selection: 40
![Khaled El Adl](https://cdn.adscientificindex.com/pictures/b7/100992.jpg)
Medicinal Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
53
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 41
![Khaled Mohamed Bakr](/user/assets/images/profile/no-profile-photo.png)
طب الاسنان
طب بشري
العلوم الشرعية والقران
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
16
0.302
* Total i10 IndexRankings
Ranking Based On Selection: 42
![Mohammad Abdelghani](https://cdn.adscientificindex.com/pictures/7e/915092.jpg)
Interventional Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
40
0.769
* Total i10 IndexRankings
Ranking Based On Selection: 43
![Tarek M Salama](https://cdn.adscientificindex.com/pictures/3a/91331.jpg)
Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
24
0.462
* Total i10 IndexRankings
Ranking Based On Selection: 44
![El Sayed M El Sayed](https://cdn.adscientificindex.com/pictures/72/96924.jpg)
Pharmacology and Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
42
0.824
* Total i10 IndexRankings
Ranking Based On Selection: 45
![Ramadan Ali](https://cdn.adscientificindex.com/pictures/a5/89173.jpg)
Analytical Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
40
0.784
* Total i10 IndexRankings
Ranking Based On Selection: 46
![Sami Muslih](https://cdn.adscientificindex.com/pictures/b2/421724.jpg)
Fractional calculus
Integrable systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
15
0.294
* Total i10 IndexRankings
Ranking Based On Selection: 47
![Mohsen A Moustafa](/user/assets/images/profile/no-profile-photo.png)
cytology and histology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
25
0.510
* Total i10 IndexRankings
Ranking Based On Selection: 48
![Abdel Galil Abdel Hamid Hewaidy](https://cdn.adscientificindex.com/pictures/4f/101778.jpg)
Geology
Stratigraphy
Paleontology
Biostratigraphy
Sequence Stratigraphy.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
31
0.646
* Total i10 IndexRankings
Ranking Based On Selection: 49
![Alaa Fahmy](https://cdn.adscientificindex.com/pictures/ff/103346.jpg)
Plasma polymerization
Thin solid films
Polymer nanocomposite
Water treatment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891
* Total i10 IndexRankings
Ranking Based On Selection: 50
![Mohamed Sadek Abdel-Bakky](https://cdn.adscientificindex.com/pictures/10/469365.jpg)
Coagulation system
Retenoid receptors
idiosyncrasy
EMT
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891
MM El-Okr
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
44
0.638
Mamdouh A Ahmed
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
41
0.594
Mossbauer spectroscopy
Materials science
Magnetic nanoparticles. Fuel Materials
Saad El Din Hassan
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
64
0.955
Microbial Ecology and biotechnology
Zaki S Safi
Al Azhar University of Gaza
Helsinki, Palestine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
59
0.894
Computational and theoretical chemistry
Abdel-Shafy F Obada
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
29
0.446
Mahmoud M Elaasser
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
49
0.778
Microbiology
Biotechnology
Nanotechnology
Cancer Therapy
Mycotoxins
Hany EA Ahmed
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
50
0.806
Design and synthesis of targeted small molecules for biological analysis
EA Abdel Wahab
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
57
0.966
Farrag Aa
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
34
0.576
Microbial biotechnology and Nanobiology
Mohamed Ali Abdel-Rahman
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
46
0.807
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Maw Mahmoud
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
33
0.589
Karem Ghoneim
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
17
0.304
Entomology
Physiology
Biochemistry
Environment
Ecology
Eman Samir Nossier|Eman S. Nossier, Eman Samir Nossier, E. S. Nossier
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
51
0.927
Pharmaceutical Medicinal Chemistry
organic Chemistry
drug design
Alaa Osman
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
42
0.764
Fisheries Sciences
Aquaculture
Ecotoxicology
Biology and Ecology of Fishes
Biological Sciences
Khaled El Adl
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
53
1.000
Khaled Mohamed Bakr
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
16
0.302
طب الاسنان
طب بشري
العلوم الشرعية والقران
Mohammad Abdelghani
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
40
0.769
Tarek M Salama
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
24
0.462
El Sayed M El Sayed
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
42
0.824
Pharmacology and Toxicology
Ramadan Ali
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
40
0.784
Sami Muslih
Al Azhar University of Gaza
Helsinki, Palestine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
15
0.294
Fractional calculus
Integrable systems
Mohsen A Moustafa
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
25
0.510
Abdel Galil Abdel Hamid Hewaidy
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
31
0.646
Geology
Stratigraphy
Paleontology
Biostratigraphy
Sequence Stratigraphy.
Alaa Fahmy
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891
Plasma polymerization
Thin solid films
Polymer nanocomposite
Water treatment
Mohamed Sadek Abdel-Bakky
Al Azhar University
Cairo, Egypt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891