Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (910,673 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 1
Alireza Nezamzadeh Ejhieh
Analytical Chemistry
Zeolite Modified electrodes
Photodegradation and Environmental Researches.
Metrics
H-Index
i10 Index
Citation
86
212
16,735
* Rankings
Ranking Based On Selection: 2
Mojtaba Bagherzadeh
Electrochemistry
Analytical Chemistry
Nanotechnology
Corrosion
Metrics
H-Index
i10 Index
Citation
29
42
2,605
* Rankings
Ranking Based On Selection: 5
Seyed Nezamoddin Mirsattari
magnetic nanoparticles and targeted drug delivery
Computational Chemistry
synthesis of transition metal complexes
catalyst
Metrics
H-Index
i10 Index
Citation
10
10
400
Maryam Tayebani
Organometallics
Inorganic Chemictry
Medicinal Chemistry
Bioinorganic Chemistry
Metrics
H-Index
i10 Index
Citation
9
9
261
Nafiseh Pourshirband
Analytical Chemistry
Zeolite Modified Electrodes
Photodegradation and Environmental
Metrics
H-Index
i10 Index
Citation
7
6
326

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* Rankings
Ranking Based On Selection: 11
Raana Sheikhsamany
Catalyst
Photodegradation
Enviremental Research
Nanocamposites
Metal Organic Framework
Metrics
H-Index
i10 Index
Citation
6
5
112
Rankings
Ranking Based On Selection: 1
Alireza Nezamzadeh Ejhieh
Metrics
H-Index
i10 Index
Citation Counts
86
212
16,735
Analytical Chemistry
Zeolite Modified electrodes
Photodegradation and Environmental Researches.
Rankings
Ranking Based On Selection: 2
Mojtaba Bagherzadeh
Metrics
H-Index
i10 Index
Citation Counts
29
42
2,605
Electrochemistry
Analytical Chemistry
Nanotechnology
Corrosion
Rankings
Ranking Based On Selection: 3
Ahmad Reza Massah
Metrics
H-Index
i10 Index
Citation Counts
29
56
2,102
Rankings
Ranking Based On Selection: 4
Hamidreza Aghaei
Metrics
H-Index
i10 Index
Citation Counts
25
40
1,773
Rankings
Ranking Based On Selection: 5
Seyed Nezamoddin Mirsattari
Metrics
H-Index
i10 Index
Citation Counts
10
10
400
magnetic nanoparticles and targeted drug delivery
Computational Chemistry
synthesis of transition metal complexes
catalyst
Rankings
Ranking Based On Selection: 6
Maryam Tayebani
Metrics
H-Index
i10 Index
Citation Counts
9
9
261
Organometallics
Inorganic Chemictry
Medicinal Chemistry
Bioinorganic Chemistry
Rankings
Ranking Based On Selection: 7
Mehrosadat Mirmohammadi
Metrics
H-Index
i10 Index
Citation Counts
8
7
221
Rankings
Ranking Based On Selection: 8
Ali Reza Zanganeh
Metrics
H-Index
i10 Index
Citation Counts
8
7
322
conducting polymers
electrochemistry
spectroscopy
Rankings
Ranking Based On Selection: 9
Nafiseh Pourshirband
Metrics
H-Index
i10 Index
Citation Counts
7
6
326
Analytical Chemistry
Zeolite Modified Electrodes
Photodegradation and Environmental
Rankings
Ranking Based On Selection: 10
Shakiba Naeimi
Metrics
H-Index
i10 Index
Citation Counts
6
6
423

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Raana Sheikhsamany
Metrics
H-Index
i10 Index
Citation Counts
6
5
112
Catalyst
Photodegradation
Enviremental Research
Nanocamposites
Metal Organic Framework
Rankings
Ranking Based On Selection: 12
Elham Jazan
Metrics
H-Index
i10 Index
Citation Counts
6
6
167
Physical Chemistry
Ion Mobility Spectrometry