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" (873,690 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
Ümit Ağbulut
Energy
combustion
nanofuels
hydrogen
machine learning
Metrics
H-Index
i10 Index
Citation
44
108
5,915
* Rankings
Ranking Based On Selection: 2
Fuat Kara
Machining
Cryogenic treatment
Sustainable manufacturing
Metrics
H-Index
i10 Index
Citation
31
41
2,678
* Rankings
Ranking Based On Selection: 3
Turgay Kıvak
Machining
Tribology
Cryogenic treatment
Sustainable Manufacturing
Optimization
Metrics
H-Index
i10 Index
Citation
28
43
3,697
* Rankings
Ranking Based On Selection: 4
Suat Sarıdemir
İçten yanmalı motorlar
titreşim
alternatif yakıtlar
kam mekanizmaları
Metrics
H-Index
i10 Index
Citation
25
41
2,737
Gülşah Akincioğlu
Makine Tasarım
Fren balatası
Triboloji
3D printer
Metrics
H-Index
i10 Index
Citation
13
16
449
* Rankings
Ranking Based On Selection: 10
Gürcan Samtaş
Talaşlı imalat
Optimizasyon
Mekatronik sistemler
Machining
Mechatronic systems
Metrics
H-Index
i10 Index
Citation
10
12
697

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! 

Rankings
Ranking Based On Selection: 1
Ümit Ağbulut
Metrics
H-Index
i10 Index
Citation Counts
44
108
5,915
Energy
combustion
nanofuels
hydrogen
machine learning
Rankings
Ranking Based On Selection: 2
Fuat Kara
Metrics
H-Index
i10 Index
Citation Counts
31
41
2,678
Machining
Cryogenic treatment
Sustainable manufacturing
Rankings
Ranking Based On Selection: 3
Turgay Kıvak
Metrics
H-Index
i10 Index
Citation Counts
28
43
3,697
Machining
Tribology
Cryogenic treatment
Sustainable Manufacturing
Optimization
Rankings
Ranking Based On Selection: 4
Suat Sarıdemir
Metrics
H-Index
i10 Index
Citation Counts
25
41
2,737
İçten yanmalı motorlar
titreşim
alternatif yakıtlar
kam mekanizmaları
Rankings
Ranking Based On Selection: 5
Hamit Saruhan
Metrics
H-Index
i10 Index
Citation Counts
17
25
1,201
Rankings
Ranking Based On Selection: 6
Fehmi Erzincanlı
Metrics
H-Index
i10 Index
Citation Counts
17
21
1,742
Rankings
Ranking Based On Selection: 7
Gülşah Akincioğlu
Metrics
H-Index
i10 Index
Citation Counts
13
16
449
Rankings
Ranking Based On Selection: 8
Ethem Toklu
Metrics
H-Index
i10 Index
Citation Counts
13
13
888
Rankings
Ranking Based On Selection: 9
Ayhan Aytin
Metrics
H-Index
i10 Index
Citation Counts
11
12
352
Rankings
Ranking Based On Selection: 10
Gürcan Samtaş
Metrics
H-Index
i10 Index
Citation Counts
10
12
697
Talaşlı imalat
Optimizasyon
Mekatronik sistemler
Machining
Mechatronic systems

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! 

Rankings
Ranking Based On Selection: 11
Oğuz Kayabaşı
Metrics
H-Index
i10 Index
Citation Counts
10
10
1,196
Rankings
Ranking Based On Selection: 12
Şenol Ertürk
Metrics
H-Index
i10 Index
Citation Counts
4
1
40