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World Scientist and University Rankings 2026

Ireland Others 3.654 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 Jan 05, 2026, 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 (1.131.911) 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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1,298
World Rank
4
Country Rank
2
University
Ranking Based On Selection:
1
Others
Microbiome | Antimicrobials | Gut health | Bacteriophage | Pathogen

H-Index Metrics

  • H-Index
    170
  • i10 Index
    760
  • Citation Counts
    118,901
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* Total H Index Rankings

Rankings

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1,618
World Rank
7
Country Rank
1
University
Ranking Based On Selection:
2

H-Index Metrics

  • H-Index
    161
  • i10 Index
    840
  • Citation Counts
    152,451
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* Total H Index Rankings

Rankings

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2,163
World Rank
9
Country Rank
5
University
Ranking Based On Selection:
3
Others
microbiome | IBD | mucosal immunology | microbiota | medical humanitie

H-Index Metrics

  • H-Index
    150
  • i10 Index
    544
  • Citation Counts
    91,699
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* Total H Index Rankings

Rankings

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4,280
World Rank
12
Country Rank
6
University
Ranking Based On Selection:
4

H-Index Metrics

  • H-Index
    127
  • i10 Index
    373
  • Citation Counts
    64,492
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* Total H Index Rankings

Rankings

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5,443
World Rank
17
Country Rank
8
University
Ranking Based On Selection:
5
Others
Cereal and beverage scienc

H-Index Metrics

  • H-Index
    119
  • i10 Index
    422
  • Citation Counts
    49,071
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* Total H Index Rankings

Rankings

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8,410
World Rank
25
Country Rank
4
University
Ranking Based On Selection:
6

H-Index Metrics

  • H-Index
    107
  • i10 Index
    374
  • Citation Counts
    36,091
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* Total H Index Rankings

Rankings

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8,421
World Rank
26
Country Rank
7
University
Ranking Based On Selection:
7

H-Index Metrics

  • H-Index
    107
  • i10 Index
    324
  • Citation Counts
    42,196
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* Total H Index Rankings

Rankings

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8,687
World Rank
28
Country Rank
5
University
Ranking Based On Selection:
8
Others
cance

H-Index Metrics

  • H-Index
    106
  • i10 Index
    279
  • Citation Counts
    40,825
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* Total H Index Rankings

Rankings

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8,785
World Rank
29
Country Rank
8
University
Ranking Based On Selection:
9
Others
sepsis | shock | antimicrobials | antibiotics | septic shoc

H-Index Metrics

  • H-Index
    105
  • i10 Index
    411
  • Citation Counts
    44,861
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* Total H Index Rankings

Rankings

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9,898
World Rank
31
Country Rank
2
University
Ranking Based On Selection:
10
Others
Acute Respiratory Distress Syndrome | Sepsis | Cell based therapies | Postoperative Pain | Airway/Resuscitation Medical Device

H-Index Metrics

  • H-Index
    102
  • i10 Index
    342
  • Citation Counts
    46,246
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* Total H Index Rankings

Rankings

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11,144
World Rank
41
Country Rank
8
University
Ranking Based On Selection:
11
Others
Inflammation | signaling pathways | angiogenesis | biotherapeutics | rheumatoid and psoriatic arthriti

H-Index Metrics

  • H-Index
    99
  • i10 Index
    291
  • Citation Counts
    42,575
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* Total H Index Rankings

Rankings

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13,870
World Rank
45
Country Rank
6
University
Ranking Based On Selection:
12

H-Index Metrics

  • H-Index
    93
  • i10 Index
    237
  • Citation Counts
    71,272
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* Total H Index Rankings

Rankings

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15,114
World Rank
50
Country Rank
15
University
Ranking Based On Selection:
13
Others
Inflammation | innate and adaptive immunity | helminth

H-Index Metrics

  • H-Index
    91
  • i10 Index
    214
  • Citation Counts
    34,423
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* Total H Index Rankings

Rankings

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15,316
World Rank
52
Country Rank
16
University
Ranking Based On Selection:
14
Others
Neuroinflammation | Age | Microglia | Alzheimer's diseas

H-Index Metrics

  • H-Index
    91
  • i10 Index
    225
  • Citation Counts
    28,149
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* Total H Index Rankings

Rankings

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17,630
World Rank
59
Country Rank
1
University
Ranking Based On Selection:
15

H-Index Metrics

  • H-Index
    87
  • i10 Index
    396
  • Citation Counts
    27,333
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* Total H Index Rankings

Rankings

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19,843
World Rank
68
Country Rank
19
University
Ranking Based On Selection:
16
Others
Cognitive genetics | social cognition | Cognitive remediation

H-Index Metrics

  • H-Index
    84
  • i10 Index
    229
  • Citation Counts
    51,779
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* Total H Index Rankings

Rankings

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20,882
World Rank
75
Country Rank
16
University
Ranking Based On Selection:
17
Others
phytochemicals | valorisation of food waste | novel technologie

H-Index Metrics

  • H-Index
    83
  • i10 Index
    202
  • Citation Counts
    22,325
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* Total H Index Rankings

Rankings

flag
21,095
World Rank
76
Country Rank
19
University
Ranking Based On Selection:
18
Others
Vitamin D and health | Vitamin K | Nutrition and bone healt

H-Index Metrics

  • H-Index
    84
  • i10 Index
    236
  • Citation Counts
    24,220
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* Total H Index Rankings

Rankings

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21,212
World Rank
77
Country Rank
22
University
Ranking Based On Selection:
19
Others
folate | vitamin B12 | fortificatio

H-Index Metrics

  • H-Index
    83
  • i10 Index
    231
  • Citation Counts
    26,939
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* Total H Index Rankings

Rankings

flag
23,022
World Rank
84
Country Rank
20
University
Ranking Based On Selection:
20
Others
Molecular Microbiology | Microbiome-Host Interactions | Biodiscovery & Biocatalysis | Next Generation Therapeutics

H-Index Metrics

  • H-Index
    81
  • i10 Index
    280
  • Citation Counts
    24,675
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* Total H Index Rankings

Rankings

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23,339
World Rank
85
Country Rank
1
University
Ranking Based On Selection:
21
Others
Photonics | Optical Communications Systems | Digital Signal Processin

H-Index Metrics

  • H-Index
    80
  • i10 Index
    561
  • Citation Counts
    27,869
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* Total H Index Rankings

Rankings

flag
23,972
World Rank
87
Country Rank
21
University
Ranking Based On Selection:
22
Others
gut microbiota | microbiome | bile | Listeria | vaccin

H-Index Metrics

  • H-Index
    80
  • i10 Index
    145
  • Citation Counts
    23,081
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* Total H Index Rankings

Rankings

flag
24,419
World Rank
89
Country Rank
4
University
Ranking Based On Selection:
23
Others
brain | mitochondria | steroid hormones | neurodegeneration and sex difference

H-Index Metrics

  • H-Index
    79
  • i10 Index
    263
  • Citation Counts
    26,605
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* Total H Index Rankings

Rankings

flag
25,539
World Rank
92
Country Rank
26
University
Ranking Based On Selection:
24

H-Index Metrics

  • H-Index
    78
  • i10 Index
    265
  • Citation Counts
    23,959
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* Total H Index Rankings

Rankings

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28,029
World Rank
99
Country Rank
1
University
Ranking Based On Selection:
25
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