Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 270 Scientists Citation Rankings - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
Mathematics
fractional calculus
numerical methods
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,273
11,585
0.944
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Agronomy
Crop Stress Physiology
Crop Productivity
Field Crops
crop scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,303
10,425
0.922
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Fuel Cell
Nanomaterials
Boron technologies and Hydrogen production
Catalyst
Activated carbo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,967
4,988
0.716
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Chemistry Materials chemistry catalysis activated carbon adsorptio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,229
4,589
0.737
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Data Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,711
2,621
0.706
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Fen Eğitimi
Çevre Eğitimi
Öğrenme Stiller
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,960
949
0.321
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Plant Breeding and Genetics
Cereals
Whea
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,905
1,261
0.434
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Supercapacitor
Catalyst
Biotechnology
Biofuel
Hydroge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,924
1,758
0.914
* Total Citation Counts Rankings
Ranking Based On Selection: 9
activated carbon
adsorption
photocatalytic
green synthesis
nanoparticle
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,895
1,687
0.890
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Eğitim Bilimleri
Eğitim Yönetimi
Pozitif Psikolojik Sermay
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,822
1,092
0.599
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Mathematics Educatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,724
731
0.424
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Energy use in Agriculture
Environment and Energy
Agricultural Mechanisatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,700
1,251
0.736
* Total Citation Counts Rankings
Ranking Based On Selection: 13
remote sensing
renewable energy
artificial neural network
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,638
954
0.582
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Training science
training load monitoring
psychophysiology
sport performance
physical activit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,566
1,240
0.792
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,552
543
0.350
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Photovoltaic
Phase Change Materials
Nanoparticles
Thermodynamic
Machine Learnin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,510
1,232
0.816
* Total Citation Counts Rankings
Ranking Based On Selection: 17
material sciences
II-VI semiconductors
photovoltaic
hydrolysis
photocatalyti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,489
1,337
0.898
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,488
898
0.603
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Applied Mathematics
Fractional Calculus
Optimal Control
Numerical Analysi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,481
1,472
0.994
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Physiology
Hemorheology
Flow properties of blood
RBC Aggregation
Deformabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,360
425
0.313
* Total Citation Counts Rankings
Ranking Based On Selection: 21
soil physics
soil mechanics
geostatistic
soil moistur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,230
582
0.473
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Endüstri Bitkileri
Lif Bitkileri
Pamuk
Stres Fizyolojis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,219
659
0.541
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Nanocatalysis
Green-Hydrogen Energy
Boron Technology-Crystallization
C
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,218
1,001
0.822
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Machine Learning
Pattern Recognition
Metric Learning
Deep Learning
Deep Metric Learnin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,205
1,172
0.973
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,201
466
0.388
* Total Citation Counts Rankings
Rankings
82,214
295
1
Ranking Based On Selection: 1
Ali Akgül
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,273
11,585
0.944
Mathematics
fractional calculus
numerical methods
* Total Citation Counts Rankings
Rankings
90,887
348
2
Ranking Based On Selection: 2
Ayman Elsabagh
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,303
10,425
0.922
Agronomy
Crop Stress Physiology
Crop Productivity
Field Crops
crop scienc
* Total Citation Counts Rankings
Rankings
156,034
800
3
Ranking Based On Selection: 3
Ömer Şahin
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,967
4,988
0.716
Fuel Cell
Nanomaterials
Boron technologies and Hydrogen production
Catalyst
Activated carbo
* Total Citation Counts Rankings
Rankings
175,085
978
4
Ranking Based On Selection: 4
Cafer Saka
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,229
4,589
0.737
Chemistry Materials chemistry catalysis activated carbon adsorptio
* Total Citation Counts Rankings
Rankings
285,021
2,293
5
Ranking Based On Selection: 5
Yılmaz Kaya
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,711
2,621
0.706
* Total Citation Counts Rankings
Rankings
344,347
3,306
6
Ranking Based On Selection: 6
Mustafa Kahyaoğlu
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,960
949
0.321
Fen Eğitimi
Çevre Eğitimi
Öğrenme Stiller
* Total Citation Counts Rankings
Rankings
349,591
3,414
7
Ranking Based On Selection: 7
Yüksel Kaya
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,905
1,261
0.434
Plant Breeding and Genetics
Cereals
Whea
* Total Citation Counts Rankings
Rankings
475,484
6,058
8
Ranking Based On Selection: 8
Mustafa Kaya
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,924
1,758
0.914
Supercapacitor
Catalyst
Biotechnology
Biofuel
Hydroge
* Total Citation Counts Rankings
Rankings
480,481
6,167
9
Ranking Based On Selection: 9
Orhan Baytar
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,895
1,687
0.890
activated carbon
adsorption
photocatalytic
green synthesis
nanoparticle
* Total Citation Counts Rankings
Rankings
493,679
6,483
10
Ranking Based On Selection: 10
Rasim Tösten
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,822
1,092
0.599
Eğitim Bilimleri
Eğitim Yönetimi
Pozitif Psikolojik Sermay
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
* Total Citation Counts Rankings
Rankings
512,506
6,924
11
Ranking Based On Selection: 11
Halil Coşkun Çelik
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,724
731
0.424
* Total Citation Counts Rankings
Rankings
517,138
7,047
12
Ranking Based On Selection: 12
Mehmet Fırat Baran
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,700
1,251
0.736
Energy use in Agriculture
Environment and Energy
Agricultural Mechanisatio
* Total Citation Counts Rankings
Rankings
529,702
7,388
13
Ranking Based On Selection: 13
Mehmet Şahin
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,638
954
0.582
remote sensing
renewable energy
artificial neural network
* Total Citation Counts Rankings
Rankings
544,888
7,796
14
Ranking Based On Selection: 14
Erşan Arslan
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,566
1,240
0.792
Training science
training load monitoring
psychophysiology
sport performance
physical activit
* Total Citation Counts Rankings
Rankings
548,145
7,886
15
Ranking Based On Selection: 15
Saba Samatya
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,552
543
0.350
* Total Citation Counts Rankings
Rankings
557,690
8,151
16
Ranking Based On Selection: 16
Fatih Bayrak
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,510
1,232
0.816
Photovoltaic
Phase Change Materials
Nanoparticles
Thermodynamic
Machine Learnin
* Total Citation Counts Rankings
Rankings
562,426
8,272
17
Ranking Based On Selection: 17
Sabit Horoz
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,489
1,337
0.898
material sciences
II-VI semiconductors
photovoltaic
hydrolysis
photocatalyti
* Total Citation Counts Rankings
Rankings
562,752
8,283
18
Ranking Based On Selection: 18
Mehmet Arif Özyazıcı
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,488
898
0.603
* Total Citation Counts Rankings
Rankings
564,243
8,320
19
Ranking Based On Selection: 19
Seda İğret Araz
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,481
1,472
0.994
Applied Mathematics
Fractional Calculus
Optimal Control
Numerical Analysi
* Total Citation Counts Rankings
Rankings
594,312
9,127
20
Ranking Based On Selection: 20
Mehmet Üyüklü
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,360
425
0.313
Physiology
Hemorheology
Flow properties of blood
RBC Aggregation
Deformabilit
* Total Citation Counts Rankings
Rankings
630,019
10,146
21
Ranking Based On Selection: 21
Oğuz Başkan
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,230
582
0.473
soil physics
soil mechanics
geostatistic
soil moistur
* Total Citation Counts Rankings
Rankings
633,323
10,231
22
Ranking Based On Selection: 22
Emine Karademir
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,219
659
0.541
Endüstri Bitkileri
Lif Bitkileri
Pamuk
Stres Fizyolojis
* Total Citation Counts Rankings
Rankings
633,507
10,242
23
Ranking Based On Selection: 23
Mehmet Sait İzgi
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,218
1,001
0.822
Nanocatalysis
Green-Hydrogen Energy
Boron Technology-Crystallization
C
* Total Citation Counts Rankings
Rankings
637,316
10,372
24
Ranking Based On Selection: 24
Mahmut Kaya
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,205
1,172
0.973
Machine Learning
Pattern Recognition
Metric Learning
Deep Learning
Deep Metric Learnin
* Total Citation Counts Rankings
Rankings
638,725
10,417
25
Ranking Based On Selection: 25
Mustafa Arık
Siirt University
Siirt, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,201
466
0.388