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World Scientist and University Rankings 2026

Thailand Others 10.974 Scientists Subject Rankings

The AD Scientific Index (Alper-Doger Scientific Index) provides the most comprehensive analysis across 13 main fields and 211 sub-branches at global, national, and regional levels. These analyses are based on indicators such as the H-index, i10-index, and citation count, including their values from the last 5 yearsAs of Dec 31, 2025, the rankings are determined according to the Total H IndexBETA VERSION: The subject field rankings for the world, regions, countries, and universities are currently in their Beta phase. This is due to the exclusion of (1.131.755) scientists categorized under ‘Others’, whose profiles have yet to be determined, edited, or classified. As updates are made to these fields, the rankings will be adjusted accordingly. Note: Please keep this in mind while reviewing the rankings. For further details, explore our [University Subject Rankings].

* Total H Index Rankings

Rankings

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1,291
World Rank
4
Country Rank
1
University
Ranking Based On Selection:
1
Others
Mycolog

H-Index Metrics

  • H-Index
    170
  • i10 Index
    1,582
  • Citation Counts
    130,517
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* Total H Index Rankings

Rankings

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1,687
World Rank
5
Country Rank
4
University
Ranking Based On Selection:
2
Others
Major depression | cytokines | tryptophan | chronic fatigue syndrome | redox signalin

H-Index Metrics

  • H-Index
    159
  • i10 Index
    922
  • Citation Counts
    105,147
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* Total H Index Rankings

Rankings

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5,066
World Rank
9
Country Rank
1
University
Ranking Based On Selection:
3
Others
instructional leadership | problem-based learning | simulation-based learning | sustainabilit

H-Index Metrics

  • H-Index
    121
  • i10 Index
    314
  • Citation Counts
    71,433
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* Total H Index Rankings

Rankings

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25,539
World Rank
23
Country Rank
4
University
Ranking Based On Selection:
4
Others
Sustainability | life cycle assessment | energy systems | biofuel

H-Index Metrics

  • H-Index
    78
  • i10 Index
    295
  • Citation Counts
    19,021
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* Total H Index Rankings

Rankings

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26,720
World Rank
24
Country Rank
3
University
Ranking Based On Selection:
5

H-Index Metrics

  • H-Index
    77
  • i10 Index
    189
  • Citation Counts
    23,788
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* Total H Index Rankings

Rankings

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28,859
World Rank
27
Country Rank
4
University
Ranking Based On Selection:
6
Others
Antimicrobial resistance | Tropical Infectious diseases | Melioidosis | Statistics | Epidemiology

H-Index Metrics

  • H-Index
    75
  • i10 Index
    235
  • Citation Counts
    36,510
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* Total H Index Rankings

Rankings

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29,025
World Rank
29
Country Rank
1
University
Ranking Based On Selection:
7
Others
thaihawk@gmail.com | Water Resources | Global Environmental Change

H-Index Metrics

  • H-Index
    75
  • i10 Index
    190
  • Citation Counts
    17,493
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* Total H Index Rankings

Rankings

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30,398
World Rank
30
Country Rank
6
University
Ranking Based On Selection:
8

H-Index Metrics

  • H-Index
    75
  • i10 Index
    197
  • Citation Counts
    27,025
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* Total H Index Rankings

Rankings

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32,573
World Rank
35
Country Rank
3
University
Ranking Based On Selection:
9
Others
Proton computed tomography

H-Index Metrics

  • H-Index
    72
  • i10 Index
    209
  • Citation Counts
    16,314
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* Total H Index Rankings

Rankings

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36,447
World Rank
40
Country Rank
2
University
Ranking Based On Selection:
10
Others
Tropical medicine | Epidemiology | Pathogenesis | Disease Control | One Healt

H-Index Metrics

  • H-Index
    70
  • i10 Index
    249
  • Citation Counts
    20,459
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* Total H Index Rankings

Rankings

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38,464
World Rank
42
Country Rank
8
University
Ranking Based On Selection:
11
Others
Shrimp patholog

H-Index Metrics

  • H-Index
    69
  • i10 Index
    184
  • Citation Counts
    16,595
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* Total H Index Rankings

Rankings

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40,406
World Rank
43
Country Rank
10
University
Ranking Based On Selection:
12

H-Index Metrics

  • H-Index
    68
  • i10 Index
    228
  • Citation Counts
    16,514
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* Total H Index Rankings

Rankings

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49,141
World Rank
48
Country Rank
9
University
Ranking Based On Selection:
13
Others
Health Promotion | Health Behaviours | Wellness

H-Index Metrics

  • H-Index
    63
  • i10 Index
    319
  • Citation Counts
    15,560
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* Total H Index Rankings

Rankings

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50,563
World Rank
53
Country Rank
13
University
Ranking Based On Selection:
14
Others
Molecular Biology and Immunology of Shrimps

H-Index Metrics

  • H-Index
    63
  • i10 Index
    158
  • Citation Counts
    12,421
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* Total H Index Rankings

Rankings

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53,682
World Rank
56
Country Rank
1
University
Ranking Based On Selection:
15
Others
Glass | Crystal | Luminescence | Ln3+ | Radiatio

H-Index Metrics

  • H-Index
    61
  • i10 Index
    328
  • Citation Counts
    16,117
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* Total H Index Rankings

Rankings

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54,309
World Rank
57
Country Rank
14
University
Ranking Based On Selection:
16
Others
Social Movements | Food System | Food Sovereignty | Agroecology | Land and Territory

H-Index Metrics

  • H-Index
    61
  • i10 Index
    167
  • Citation Counts
    23,882
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* Total H Index Rankings

Rankings

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54,871
World Rank
59
Country Rank
7
University
Ranking Based On Selection:
17
Others
Energy technology | Biomass processin

H-Index Metrics

  • H-Index
    61
  • i10 Index
    230
  • Citation Counts
    12,417
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* Total H Index Rankings

Rankings

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56,242
World Rank
61
Country Rank
3
University
Ranking Based On Selection:
18
Others
Mycolog

H-Index Metrics

  • H-Index
    60
  • i10 Index
    183
  • Citation Counts
    18,920
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* Total H Index Rankings

Rankings

flag
59,436
World Rank
64
Country Rank
12
University
Ranking Based On Selection:
19
Others
Great Obstetrical syndromes-preterm | preclampsia

H-Index Metrics

  • H-Index
    59
  • i10 Index
    116
  • Citation Counts
    14,730
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* Total H Index Rankings

Rankings

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67,748
World Rank
73
Country Rank
5
University
Ranking Based On Selection:
20
Others
Medicine | Infectious diseases | Parasitolog

H-Index Metrics

  • H-Index
    57
  • i10 Index
    275
  • Citation Counts
    13,098
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* Total H Index Rankings

Rankings

flag
71,405
World Rank
80
Country Rank
1
University
Ranking Based On Selection:
21
Others
Synchrotron radiatio

H-Index Metrics

  • H-Index
    55
  • i10 Index
    269
  • Citation Counts
    11,046
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* Total H Index Rankings

Rankings

flag
74,772
World Rank
85
Country Rank
1
University
Ranking Based On Selection:
22
Others
clinical trial | ethics in research | Tropical Medicin

H-Index Metrics

  • H-Index
    55
  • i10 Index
    175
  • Citation Counts
    11,507
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* Total H Index Rankings

Rankings

flag
76,238
World Rank
87
Country Rank
19
University
Ranking Based On Selection:
23
Others
Fatty liver | NASH | Cirrhosi

H-Index Metrics

  • H-Index
    54
  • i10 Index
    147
  • Citation Counts
    11,732
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* Total H Index Rankings

Rankings

flag
79,818
World Rank
91
Country Rank
6
University
Ranking Based On Selection:
24
Others
bio-hydrogen | methane | bioremediatio

H-Index Metrics

  • H-Index
    53
  • i10 Index
    173
  • Citation Counts
    8,817
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* Total H Index Rankings

Rankings

flag
88,641
World Rank
107
Country Rank
26
University
Ranking Based On Selection:
25
Others
Parkinson's disease | movement disorders

H-Index Metrics

  • H-Index
    51
  • i10 Index
    174
  • Citation Counts
    9,337
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