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World 523 Scientists H-Index Rankings - 2026

This real-time ranking measures researchers’ academic productivity and impact at global, continental, national, and institutional levels using total and recent 5-year H-index data. Comparative analysis is available across 13 main fields and 221 academic disciplines.

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Total 523 scientist , Updates every 3 days
* Total H Index Rankings

Rankings

flag
101,857
World Rank
Brazil
1,687
Country Rank
Universidade Federal do Tocantins UFT Logo
1
University
Ranking Based On Selection:
1
Fernando Mayer Pelicice
Universidade Federal do Tocantins UFT Tocantins, Brazil
Natural Sciences / Biological Science
Biodiversidade | ecologia e conservaçã

H-Index Metrics

  • Total
    48
  • Last 5 Years
    41
  • Last 5 Years / Total
    0.854
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* Total H Index Rankings

Rankings

flag
144,147
World Rank
Brazil
2,939
Country Rank
Universidade Federal do Tocantins UFT Logo
2
University
Ranking Based On Selection:
2
Weber Ferreira Dos Santos
Universidade Federal do Tocantins UFT Tocantins, Brazil
Natural Sciences / Physics
física | tecnologia

H-Index Metrics

  • Total
    41
  • Last 5 Years
    25
  • Last 5 Years / Total
    0.610
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* Total H Index Rankings

Rankings

flag
253,691
World Rank
Brazil
6,832
Country Rank
Universidade Federal do Tocantins UFT Logo
3
University
Ranking Based On Selection:
3
Rubens Ribeiro Da Silva
Universidade Federal do Tocantins UFT Tocantins, Brazil
Agriculture & Forestry / Soil Sciences and Plant Nutrition
Solos e Nutrição de Plantas

H-Index Metrics

  • Total
    31
  • Last 5 Years
    20
  • Last 5 Years / Total
    0.645
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* Total H Index Rankings

Rankings

flag
266,212
World Rank
Brazil
7,262
Country Rank
Universidade Federal do Tocantins UFT Logo
4
University
Ranking Based On Selection:
4
Renato De Almeida Sarmento
Universidade Federal do Tocantins UFT Tocantins, Brazil
Natural Sciences / Biological Science
Entomologia | Ecologia | Acarologia | Biologi

H-Index Metrics

  • Total
    30
  • Last 5 Years
    22
  • Last 5 Years / Total
    0.733
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* Total H Index Rankings

Rankings

flag
273,735
World Rank
Brazil
7,666
Country Rank
Universidade Federal do Tocantins UFT Logo
5
University
Ranking Based On Selection:
5
José Neuman Miranda Neiva
Universidade Federal do Tocantins UFT Tocantins, Brazil
Agriculture & Forestry / Animal Science
Animal productio

H-Index Metrics

  • Total
    30
  • Last 5 Years
    13
  • Last 5 Years / Total
    0.433
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* Total H Index Rankings

Rankings

flag
282,987
World Rank
Brazil
7,892
Country Rank
Universidade Federal do Tocantins UFT Logo
6
University
Ranking Based On Selection:
6
Gil Rodrigues Dos Santos|Gil Rodrigues dos Santos
Universidade Federal do Tocantins UFT Tocantins, Brazil
Others
Agriculture | Forest | microbiology | phytopathology | sustainabilit

H-Index Metrics

  • Total
    29
  • Last 5 Years
    21
  • Last 5 Years / Total
    0.724
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* Total H Index Rankings

Rankings

flag
314,196
World Rank
Brazil
9,116
Country Rank
Universidade Federal do Norte do Tocantins Logo
1
University
Ranking Based On Selection:
7
Raimundo Wagner de Souza Aguiar
Universidade Federal do Norte do Tocantins Palmas, Brazil
Natural Sciences / Biological Science
Biotecnologi

H-Index Metrics

  • Total
    27
  • Last 5 Years
    23
  • Last 5 Years / Total
    0.852
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* Total H Index Rankings

Rankings

flag
322,613
World Rank
Brazil
9,486
Country Rank
Universidade Federal do Norte do Tocantins Logo
2
University
Ranking Based On Selection:
8
Silva, JF M
Universidade Federal do Norte do Tocantins Palmas, Brazil
Medical and Health Sciences / Microbiology
microbiologia geral e aplicada | fitoterapia | ecologia microbiana | microbiologia de alimento

H-Index Metrics

  • Total
    28
  • Last 5 Years
    19
  • Last 5 Years / Total
    0.679
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* Total H Index Rankings

Rankings

flag
347,552
World Rank
Brazil
10,625
Country Rank
Universidade Federal do Norte do Tocantins Logo
3
University
Ranking Based On Selection:
9
Michel de Almeida Silva
Universidade Federal do Norte do Tocantins Palmas, Brazil
Engineering & Technology / Computer Science
Data Mining | Text Minin

H-Index Metrics

  • Total
    26
  • Last 5 Years
    14
  • Last 5 Years / Total
    0.538
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* Total H Index Rankings

Rankings

flag
392,131
World Rank
Brazil
12,482
Country Rank
Universidade Federal do Norte do Tocantins Logo
4
University
Ranking Based On Selection:
10
Carlos Sergio Agostinho
Universidade Federal do Norte do Tocantins Palmas, Brazil
Natural Sciences / Biological Science
ecologia | ictiologia | limnologia | conservaçã

H-Index Metrics

  • Total
    24
  • Last 5 Years
    15
  • Last 5 Years / Total
    0.625
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* Total H Index Rankings

Rankings

flag
392,740
World Rank
Brazil
12,502
Country Rank
Universidade Federal do Norte do Tocantins Logo
5
University
Ranking Based On Selection:
11
Rodrigo Ribeiro Fidelis
Universidade Federal do Norte do Tocantins Palmas, Brazil
Others
Fitotecnia | Melhoramento de plantas | Grandes cultura

H-Index Metrics

  • Total
    24
  • Last 5 Years
    14
  • Last 5 Years / Total
    0.583
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* Total H Index Rankings

Rankings

flag
408,907
World Rank
Brazil
13,047
Country Rank
Universidade Federal do Tocantins UFT Logo
7
University
Ranking Based On Selection:
12
Fabrício Souza Campos
Universidade Federal do Tocantins UFT Tocantins, Brazil
Medical and Health Sciences / Microbiology
Virology | microbiology | metagenomics | sequencin

H-Index Metrics

  • Total
    23
  • Last 5 Years
    18
  • Last 5 Years / Total
    0.783
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* Total H Index Rankings

Rankings

flag
431,495
World Rank
Brazil
14,025
Country Rank
Universidade Federal do Norte do Tocantins Logo
6
University
Ranking Based On Selection:
13
Douglas Henrique Pereira
Universidade Federal do Norte do Tocantins Palmas, Brazil
Natural Sciences / Chemical Sciences
Química Teórica | Mecânica quântica | DFT | ab initi

H-Index Metrics

  • Total
    22
  • Last 5 Years
    19
  • Last 5 Years / Total
    0.864
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* Total H Index Rankings

Rankings

flag
436,164
World Rank
Brazil
14,163
Country Rank
Universidade Federal do Norte do Tocantins Logo
7
University
Ranking Based On Selection:
14
Sérgio Donizeti Ascencio
Universidade Federal do Norte do Tocantins Palmas, Brazil
Others
PRODUTOS NATURAI

H-Index Metrics

  • Total
    22
  • Last 5 Years
    18
  • Last 5 Years / Total
    0.818
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* Total H Index Rankings

Rankings

flag
438,001
World Rank
Brazil
14,260
Country Rank
Universidade Federal do Norte do Tocantins Logo
8
University
Ranking Based On Selection:
15
Degson Ferreira
Universidade Federal do Norte do Tocantins Palmas, Brazil
Others

H-Index Metrics

  • Total
    22
  • Last 5 Years
    17
  • Last 5 Years / Total
    0.773
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* Total H Index Rankings

Rankings

flag
446,728
World Rank
Brazil
14,779
Country Rank
Universidade Federal do Norte do Tocantins Logo
9
University
Ranking Based On Selection:
16
MANOEL MOTA DOS SANTOS
Universidade Federal do Norte do Tocantins Palmas, Brazil
Agriculture & Forestry / Agriculture
Fitotecni

H-Index Metrics

  • Total
    23
  • Last 5 Years
    13
  • Last 5 Years / Total
    0.565
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* Total H Index Rankings

Rankings

flag
470,273
World Rank
Brazil
15,652
Country Rank
Universidade Federal do Tocantins UFT Logo
8
University
Ranking Based On Selection:
17
Airton Cardoso Cançado
Universidade Federal do Tocantins UFT Tocantins, Brazil
Others
Gestão Social | Administração Pública | Cooperativism

H-Index Metrics

  • Total
    21
  • Last 5 Years
    15
  • Last 5 Years / Total
    0.714
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* Total H Index Rankings

Rankings

flag
474,063
World Rank
Brazil
15,912
Country Rank
Universidade Federal do Norte do Tocantins Logo
10
University
Ranking Based On Selection:
18
Raphael Sanzio Pimenta
Universidade Federal do Norte do Tocantins Palmas, Brazil
Medical and Health Sciences / Microbiology
microbiologia | biotecnologia | fitopatologi

H-Index Metrics

  • Total
    21
  • Last 5 Years
    14
  • Last 5 Years / Total
    0.667
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* Total H Index Rankings

Rankings

flag
475,510
World Rank
Brazil
15,998
Country Rank
Universidade Federal do Norte do Tocantins Logo
11
University
Ranking Based On Selection:
19
Emerson Alexandrino
Universidade Federal do Norte do Tocantins Palmas, Brazil
Others
Manejo de pastagem | produção intensiva de bovinos de corte

H-Index Metrics

  • Total
    21
  • Last 5 Years
    13
  • Last 5 Years / Total
    0.619
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* Total H Index Rankings

Rankings

flag
475,600
World Rank
Brazil
16,008
Country Rank
Universidade Federal do Norte do Tocantins Logo
12
University
Ranking Based On Selection:
20
Wagner Rodrigues Silva
Universidade Federal do Norte do Tocantins Palmas, Brazil
Social Sciences / Linguistics and Literature
Linguística Aplicada | Ensino de Língua | Formação de Professores | Alfabetização | Educação Científic

H-Index Metrics

  • Total
    21
  • Last 5 Years
    14
  • Last 5 Years / Total
    0.667
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* Total H Index Rankings

Rankings

flag
479,236
World Rank
Brazil
16,252
Country Rank
Universidade Federal do Estado do Rio de Janeiro UNIRIO Logo
20
University
Ranking Based On Selection:
21
Florence Tocantins
Universidade Federal do Estado do Rio de Janeiro UNIRIO Rio de Janeiro, Brazil
Medical and Health Sciences / Nursing and Midwifery
Enfermage

H-Index Metrics

  • Total
    21
  • Last 5 Years
    11
  • Last 5 Years / Total
    0.524
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* Total H Index Rankings

Rankings

flag
482,091
World Rank
Brazil
16,354
Country Rank
Universidade Federal do Tocantins UFT Logo
9
University
Ranking Based On Selection:
22
Marcus Vinicius Nascimento Ferreira
Universidade Federal do Tocantins UFT Tocantins, Brazil
Medical and Health Sciences / Epidemiology and Public Health
Epidemiolog

H-Index Metrics

  • Total
    20
  • Last 5 Years
    20
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

flag
492,702
World Rank
Brazil
16,610
Country Rank
Universidade Federal do Tocantins UFT Logo
10
University
Ranking Based On Selection:
23
Leonardo Baldaçara|Leonardo Rodrigo Baldaçara, Leonardo Baldarçara
Universidade Federal do Tocantins UFT Tocantins, Brazil
Medical and Health Sciences / Psychiatry
Psychiatry | Medicine | Emergency | Neuroscience

H-Index Metrics

  • Total
    20
  • Last 5 Years
    17
  • Last 5 Years / Total
    0.850
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* Total H Index Rankings

Rankings

flag
495,176
World Rank
Brazil
16,661
Country Rank
Universidade Federal do Norte do Tocantins Logo
13
University
Ranking Based On Selection:
24
Aloisio Freitas Chagas Junior
Universidade Federal do Norte do Tocantins Palmas, Brazil
Others
Microbiologia do Solo | Biotecnologia | Agromicrobiologi

H-Index Metrics

  • Total
    20
  • Last 5 Years
    16
  • Last 5 Years / Total
    0.800
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* Total H Index Rankings

Rankings

flag
495,361
World Rank
Brazil
16,673
Country Rank
Universidade Federal do Tocantins UFT Logo
11
University
Ranking Based On Selection:
25
Erika Da Silva Maciel
Universidade Federal do Tocantins UFT Tocantins, Brazil
Others

H-Index Metrics

  • Total
    21
  • Last 5 Years
    17
  • Last 5 Years / Total
    0.810
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