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" (870,053 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
Sidney Jl Ribeiro
Inorganic Chemistry
Chemistry of Materials
Education in Chemistry
Photonic Materials
Biopolymers
Metrics
H-Index
i10 Index
Citation
80
412
23,682
* Rankings
Ranking Based On Selection: 2
Vanderlan Da Silva Bolzani
Produtos Naturais
Química Medicinal
Metabolômica
Espectrometria de Massas e de RNM
Biologia
Metrics
H-Index
i10 Index
Citation
69
308
18,451
* Rankings
Ranking Based On Selection: 5
Paulo Roberto Bueno
Molecular Scale Electrochemistry
Biosensors
Molecular Diagnostics
Physical Chemistry
Metrics
H-Index
i10 Index
Citation
59
187
11,737
* Rankings
Ranking Based On Selection: 6
Celso V Santilli
ciencias dos materiais
fisico-quimica
quimica dos solidos
Metrics
H-Index
i10 Index
Citation
56
230
10,354
* Rankings
Ranking Based On Selection: 10
Andre Henrique Rosa
Ciências Ambientais
Química Ambiental
Análise de contaminantes orgânicos e inorgânicos no ambiente
Metrics
H-Index
i10 Index
Citation
45
128
7,087

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* Rankings
Ranking Based On Selection: 21
Pedro Padilha
Química
Química Analítica
Bioquímica
Espectrometria Atômica
Proteômica e Metaloproteômica. .
Metrics
H-Index
i10 Index
Citation
37
106
4,460
* Rankings
Ranking Based On Selection: 22
Ian Castro Gamboa
RMN
Metabolômica
EM
Química dos produtos naturais
misturas complexas.
Metrics
H-Index
i10 Index
Citation
36
61
3,244
* Rankings
Ranking Based On Selection: 24
Maria Aparecida Zaghete
Processamento Quimico de Materiais
Nanotecnologia
Materiais Sensores
Materiais Piezeletricos
Biossensores
Metrics
H-Index
i10 Index
Citation
35
115
4,328
* Rankings
Ranking Based On Selection: 27
Miguel Jafelicci Junior
Química
Físico-Química
Química de Coloides e de Superfícies
Química de Materiais
Metrics
H-Index
i10 Index
Citation
35
92
4,150
* Rankings
Ranking Based On Selection: 29
Antonio Carlos Guastaldi
Biomateriais
Ligas de titânio
Implantes
Regeneração ossea
Liberação controlada de fármacos
Metrics
H-Index
i10 Index
Citation
33
71
3,946
* Rankings
Ranking Based On Selection: 33
Leonardo Pezza
Química Analítica
Eletroanalítica
Métodos Óticos de Análise
Espectroscopia
Metrics
H-Index
i10 Index
Citation
32
83
3,239
* Rankings
Ranking Based On Selection: 35
Guilherme J Zocolo
Química Analítica
Meio Ambiente
Cromatografia
Espectrometria de Massas
Metrics
H-Index
i10 Index
Citation
29
65
2,462
* Rankings
Ranking Based On Selection: 36
Leandro Martins
porous functional materials
heterogeneous catalysis
alcohol catalysis
methanol
ethanol
Metrics
H-Index
i10 Index
Citation
29
59
2,553
* Rankings
Ranking Based On Selection: 37
Marcos FS Teixeira
Chemical sensors
Molecular recognition
Electroactive polymers
Photoeletrochemical
Chemiresistor
Metrics
H-Index
i10 Index
Citation
29
73
2,894
* Rankings
Ranking Based On Selection: 39
Rodrigo Fernando Costa Marques
Nanotechnoloy
magnetic nanoparticles
drug delivery
tissue regeneration
Metrics
H-Index
i10 Index
Citation
27
56
2,974
* Rankings
Ranking Based On Selection: 41
Regina Célia Galvão Frem
Sólidos de Coordenação Porosos
MOFs
Metalocages
Metalofármacos
Luminescência
Metrics
H-Index
i10 Index
Citation
26
48
1,827
* Rankings
Ranking Based On Selection: 43
Devaney Ribeiro Do Carmo
Materiais Nanoestruturados-Eletrodos Químicamente Modificados- Sensores- Eletrocatálise- Biomateriais
Metrics
H-Index
i10 Index
Citation
26
77
4,007
* Rankings
Ranking Based On Selection: 45
Ana Maria Pires
Inorganic Chemistry
Spectroscopy
Luminescence
Rare-Earth Ions
Metrics
H-Index
i10 Index
Citation
25
56
2,367
* Rankings
Ranking Based On Selection: 53
Daniel Rinaldo
Química de Produtos Naturais
Cromatografia verde
Espectroscopia
Dicroísmo Circular
Metrics
H-Index
i10 Index
Citation
23
35
1,266
* Rankings
Ranking Based On Selection: 58
Jose Claudio Caraschi
Química da Madeira
Energia da Biomassa Vegetal
Polpação Química
Celulose
Materiais Lignocelulósicos
Metrics
H-Index
i10 Index
Citation
21
33
1,217
Joao Manuel Marques Cordeiro
Investigação Teórica em Química de Estado Sólido
Semicondutores
Superfícies
Investigação Teórica em Proteínas e Enzimologia
Métodos QM/MM
Metrics
H-Index
i10 Index
Citation
18
25
821
Maurício Cavicchioli
Química Inorgânica
Química Bioinorgânica
Fármacos antitumorais
Complexos de platina
Biomateriais
Metrics
H-Index
i10 Index
Citation
17
20
948
Vivian Vanessa França
quantum information theory
density functional theory
many-body physics
INCT-IQ
Metrics
H-Index
i10 Index
Citation
15
19
576
Marina Magnani
Microscopia eletronica
Microscopia de Força Atomica
Eletroquimica
Corrosão
Revestimentos metálico-cerâmicos
Metrics
H-Index
i10 Index
Citation
14
18
884
Eduardo Gonçalves Ciapina
Physical Chemistry
Electrochemistry
Materials
Energy Conversion and Storage
Metrics
H-Index
i10 Index
Citation
14
17
664
Denis Ricardo Martins De Godoi
Físico-Química
Eletroquímica
Eletrocatálise
Espectroscopia
Ensino de Química
Metrics
H-Index
i10 Index
Citation
13
16
694
Elizabeth Berwerth Stucchi
Quimica de Terras Raras
Materiais Luminescentes
Espectroscopia de Lantanídeos
Metrics
H-Index
i10 Index
Citation
11
13
479
Rankings
Ranking Based On Selection: 1
Sidney Jl Ribeiro
Metrics
H-Index
i10 Index
Citation Counts
80
412
23,682
Inorganic Chemistry
Chemistry of Materials
Education in Chemistry
Photonic Materials
Biopolymers
Rankings
Ranking Based On Selection: 2
Vanderlan Da Silva Bolzani
Metrics
H-Index
i10 Index
Citation Counts
69
308
18,451
Produtos Naturais
Química Medicinal
Metabolômica
Espectrometria de Massas e de RNM
Biologia
Rankings
Ranking Based On Selection: 4
Wagner Vilegas
Metrics
H-Index
i10 Index
Citation Counts
61
322
13,659
Rankings
Ranking Based On Selection: 5
Paulo Roberto Bueno
Metrics
H-Index
i10 Index
Citation Counts
59
187
11,737
Molecular Scale Electrochemistry
Biosensors
Molecular Diagnostics
Physical Chemistry
Rankings
Ranking Based On Selection: 6
Celso V Santilli
Metrics
H-Index
i10 Index
Citation Counts
56
230
10,354
ciencias dos materiais
fisico-quimica
quimica dos solidos
Rankings
Ranking Based On Selection: 7
Sandra Helena Pulcinelli
Metrics
H-Index
i10 Index
Citation Counts
50
193
8,509
Rankings
Ranking Based On Selection: 8
Mirian Cristina Santos
Metrics
H-Index
i10 Index
Citation Counts
47
121
7,771
analytical chemistry and science of materials
Rankings
Ranking Based On Selection: 9
Maria Sotomayor
Metrics
H-Index
i10 Index
Citation Counts
46
109
5,163
Rankings
Ranking Based On Selection: 10
Andre Henrique Rosa
Metrics
H-Index
i10 Index
Citation Counts
45
128
7,087
Ciências Ambientais
Química Ambiental
Análise de contaminantes orgânicos e inorgânicos no ambiente

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
Dulce Helena Siqueira Silva
Metrics
H-Index
i10 Index
Citation Counts
43
110
5,427
produtos naturais
bioprospecção
quimioprevenção
espectrometria
Rankings
Ranking Based On Selection: 12
Carlos O Paiva Santos
Metrics
H-Index
i10 Index
Citation Counts
43
105
5,793
Rietveld method
Polymorphism
minerals
pharmaceuticals
ceramics
Rankings
Ranking Based On Selection: 13
Fm Pontes
Metrics
H-Index
i10 Index
Citation Counts
41
92
5,235
quimica do estado solido
ciencias dos materiais
Rankings
Ranking Based On Selection: 14
Assis Vicente Benedetti
Metrics
H-Index
i10 Index
Citation Counts
40
115
5,649
Química
Físico-Química - Eletroquimica e corrosão
Rankings
Ranking Based On Selection: 15
Nelson Ramos Stradiotto
Metrics
H-Index
i10 Index
Citation Counts
40
138
5,541
Rankings
Ranking Based On Selection: 16
Eduardo Cilli
Metrics
H-Index
i10 Index
Citation Counts
39
116
4,241
peptídeos
proteínas
estrutura
conformação
membranas
Rankings
Ranking Based On Selection: 18
Alberto Jose Cavalheiro
Metrics
H-Index
i10 Index
Citation Counts
39
121
5,182
Quimica de Produtos Naturais
Cromatografia
Metabolômica
Rankings
Ranking Based On Selection: 19
Mary RR Marchi
Metrics
H-Index
i10 Index
Citation Counts
38
79
4,253
Rankings
Ranking Based On Selection: 20
Arnaldo Alves Cardoso
Metrics
H-Index
i10 Index
Citation Counts
37
94
4,274
quimica analítica
química ambiental
química atmosférica
Rankings
Ranking Based On Selection: 21
Pedro Padilha
Metrics
H-Index
i10 Index
Citation Counts
37
106
4,460
Química
Química Analítica
Bioquímica
Espectrometria Atômica
Proteômica e Metaloproteômica. .
Rankings
Ranking Based On Selection: 22
Ian Castro Gamboa
Metrics
H-Index
i10 Index
Citation Counts
36
61
3,244
RMN
Metabolômica
EM
Química dos produtos naturais
misturas complexas.
Rankings
Ranking Based On Selection: 23
Marian Rosaly Davolos
Metrics
H-Index
i10 Index
Citation Counts
36
80
4,382
Química
Química Inorgânica
Química de Materiais
Rankings
Ranking Based On Selection: 24
Maria Aparecida Zaghete
Metrics
H-Index
i10 Index
Citation Counts
35
115
4,328
Processamento Quimico de Materiais
Nanotecnologia
Materiais Sensores
Materiais Piezeletricos
Biossensores
Rankings
Ranking Based On Selection: 26
Rankings
Ranking Based On Selection: 27
Miguel Jafelicci Junior
Metrics
H-Index
i10 Index
Citation Counts
35
92
4,150
Química
Físico-Química
Química de Coloides e de Superfícies
Química de Materiais
Rankings
Ranking Based On Selection: 28
Diogo Paschoalini Volanti
Metrics
H-Index
i10 Index
Citation Counts
34
51
3,909
Rankings
Ranking Based On Selection: 29
Antonio Carlos Guastaldi
Metrics
H-Index
i10 Index
Citation Counts
33
71
3,946
Biomateriais
Ligas de titânio
Implantes
Regeneração ossea
Liberação controlada de fármacos
Rankings
Ranking Based On Selection: 30
Massao Ionashiro
Metrics
H-Index
i10 Index
Citation Counts
33
115
4,013
Rankings
Ranking Based On Selection: 32
Mauricio Boscolo
Metrics
H-Index
i10 Index
Citation Counts
32
67
3,072
Rankings
Ranking Based On Selection: 33
Leonardo Pezza
Metrics
H-Index
i10 Index
Citation Counts
32
83
3,239
Química Analítica
Eletroanalítica
Métodos Óticos de Análise
Espectroscopia
Rankings
Ranking Based On Selection: 34
Jose Anchieta Gomes Neto
Metrics
H-Index
i10 Index
Citation Counts
32
92
3,321
Rankings
Ranking Based On Selection: 35
Guilherme J Zocolo
Metrics
H-Index
i10 Index
Citation Counts
29
65
2,462
Química Analítica
Meio Ambiente
Cromatografia
Espectrometria de Massas
Rankings
Ranking Based On Selection: 36
Leandro Martins
Metrics
H-Index
i10 Index
Citation Counts
29
59
2,553
porous functional materials
heterogeneous catalysis
alcohol catalysis
methanol
ethanol
Rankings
Ranking Based On Selection: 37
Marcos FS Teixeira
Metrics
H-Index
i10 Index
Citation Counts
29
73
2,894
Chemical sensors
Molecular recognition
Electroactive polymers
Photoeletrochemical
Chemiresistor
Rankings
Ranking Based On Selection: 38
Michelle Leali Costa
Metrics
H-Index
i10 Index
Citation Counts
28
51
2,785
Rankings
Ranking Based On Selection: 39
Rodrigo Fernando Costa Marques
Metrics
H-Index
i10 Index
Citation Counts
27
56
2,974
Nanotechnoloy
magnetic nanoparticles
drug delivery
tissue regeneration
Rankings
Ranking Based On Selection: 40
Marcelo Nalin
Metrics
H-Index
i10 Index
Citation Counts
26
67
2,026
Rankings
Ranking Based On Selection: 41
Regina Célia Galvão Frem
Metrics
H-Index
i10 Index
Citation Counts
26
48
1,827
Sólidos de Coordenação Porosos
MOFs
Metalocages
Metalofármacos
Luminescência
Rankings
Ranking Based On Selection: 42
Gustavo Castro
Metrics
H-Index
i10 Index
Citation Counts
26
54
2,374
Química analítica
materiais
química ambiental
Rankings
Ranking Based On Selection: 43
Devaney Ribeiro Do Carmo
Metrics
H-Index
i10 Index
Citation Counts
26
77
4,007
Materiais Nanoestruturados-Eletrodos Químicamente Modificados- Sensores- Eletrocatálise- Biomateriais
Rankings
Ranking Based On Selection: 44
José Eduardo De Oliveira
Metrics
H-Index
i10 Index
Citation Counts
25
47
1,799
Rankings
Ranking Based On Selection: 45
Ana Maria Pires
Metrics
H-Index
i10 Index
Citation Counts
25
56
2,367
Inorganic Chemistry
Spectroscopy
Luminescence
Rare-Earth Ions
Rankings
Ranking Based On Selection: 46
Gilbert Bannach
Metrics
H-Index
i10 Index
Citation Counts
24
64
1,918
Rankings
Ranking Based On Selection: 47
Clóvis Augusto Ribeiro
Metrics
H-Index
i10 Index
Citation Counts
24
74
2,893
Química
Chemistry
Cinética
Kinetic
Polimeros
Rankings
Ranking Based On Selection: 48
Edison Pecoraro
Metrics
H-Index
i10 Index
Citation Counts
24
40
1,790
Spectroscopy
Waveguides
Sol-Gel
Biomaterials
Rankings
Ranking Based On Selection: 49
Reinaldo Marchetto
Metrics
H-Index
i10 Index
Citation Counts
23
37
2,076
Rankings
Ranking Based On Selection: 50
Aguinaldo Robinson De Souza
Metrics
H-Index
i10 Index
Citation Counts
23
70
2,901
Química
Ciência dos Materiais
Ensino de Ciências
Rankings
Ranking Based On Selection: 51
Marisa Spirandeli Crespi
Metrics
H-Index
i10 Index
Citation Counts
23
52
1,815
Análise Térmica
Química Ambiental
Polímeros
Fármacos
Rankings
Ranking Based On Selection: 52
João Roberto Fernandes
Metrics
H-Index
i10 Index
Citation Counts
23
46
2,708
Rankings
Ranking Based On Selection: 53
Daniel Rinaldo
Metrics
H-Index
i10 Index
Citation Counts
23
35
1,266
Química de Produtos Naturais
Cromatografia verde
Espectroscopia
Dicroísmo Circular
Rankings
Ranking Based On Selection: 54
Fabíola Manhas Verbi Pereira
Metrics
H-Index
i10 Index
Citation Counts
22
43
1,477
Rankings
Ranking Based On Selection: 55
Luiz Carlos Da Silva Filho
Metrics
H-Index
i10 Index
Citation Counts
22
46
1,184
Rankings
Ranking Based On Selection: 56
Paula Carolina Pires Bueno
Metrics
H-Index
i10 Index
Citation Counts
21
28
1,554
Química de Produtos Naturais
Cromatografia
Fisiologia vegetal
Rankings
Ranking Based On Selection: 57
Sergio Antonio Marques De Lima
Metrics
H-Index
i10 Index
Citation Counts
21
36
1,525
Rankings
Ranking Based On Selection: 58
Jose Claudio Caraschi
Metrics
H-Index
i10 Index
Citation Counts
21
33
1,217
Química da Madeira
Energia da Biomassa Vegetal
Polpação Química
Celulose
Materiais Lignocelulósicos
Rankings
Ranking Based On Selection: 59
Antonio Carlos Massabni
Metrics
H-Index
i10 Index
Citation Counts
21
38
1,379
Química
Química Inorgânica
Química de Coordenação
Rankings
Ranking Based On Selection: 60
Rafael Mafra P Dias
Metrics
H-Index
i10 Index
Citation Counts
20
32
1,280
Organic Synthesis
Medicinal Chemistry
Organic Chemistry
Rankings
Ranking Based On Selection: 61
Debora Danielle Virginio Da Silva
Metrics
H-Index
i10 Index
Citation Counts
20
27
1,196
Rankings
Ranking Based On Selection: 62
Leinig Perazolli
Metrics
H-Index
i10 Index
Citation Counts
20
34
1,150
Ciência dos Materiais
Cerãmicos
Fotocatalisadores
Rankings
Ranking Based On Selection: 63
Patrícia Soares Santiago
Metrics
H-Index
i10 Index
Citation Counts
20
26
870
Biofísica Molecular
proteínas
biomoléculas
ecotoxicologia
Rankings
Ranking Based On Selection: 66
Sergio Roberto De Andrade Leite
Metrics
H-Index
i10 Index
Citation Counts
19
27
1,691
Inibidores enzimáticos
Química Computacional
Rankings
Ranking Based On Selection: 68
Adriano Santos
Metrics
H-Index
i10 Index
Citation Counts
18
23
996
Rankings
Ranking Based On Selection: 69
Joao Manuel Marques Cordeiro
Metrics
H-Index
i10 Index
Citation Counts
18
25
821
Investigação Teórica em Química de Estado Sólido
Semicondutores
Superfícies
Investigação Teórica em Proteínas e Enzimologia
Métodos QM/MM
Rankings
Ranking Based On Selection: 70
Luiz Leonardo Saldanha
Metrics
H-Index
i10 Index
Citation Counts
17
28
1,008
Chemiodiversity of Useful and Medicinal Plants
Rankings
Ranking Based On Selection: 71
Maurício Cavicchioli
Metrics
H-Index
i10 Index
Citation Counts
17
20
948
Química Inorgânica
Química Bioinorgânica
Fármacos antitumorais
Complexos de platina
Biomateriais
Rankings
Ranking Based On Selection: 72
Humberto Márcio Santos Milagre
Metrics
H-Index
i10 Index
Citation Counts
17
26
1,330
Biocatálise
Química Verde e Síntese Orgânica utilizando Enzimas.
Rankings
Ranking Based On Selection: 73
Stanlei Ivair Klein
Metrics
H-Index
i10 Index
Citation Counts
17
27
840
Rankings
Ranking Based On Selection: 74
Mario Henrique Gonzalez
Metrics
H-Index
i10 Index
Citation Counts
16
27
1,464
Rankings
Ranking Based On Selection: 75
Elias Paiva Ferreira Neto
Metrics
H-Index
i10 Index
Citation Counts
16
19
962
Material Chemistry
Inorganic Chemistry
Photocatalysis
Sol-gel
Aerogel
Rankings
Ranking Based On Selection: 76
Vivian Vanessa França
Metrics
H-Index
i10 Index
Citation Counts
15
19
576
quantum information theory
density functional theory
many-body physics
INCT-IQ
Rankings
Ranking Based On Selection: 77
Marina Magnani
Metrics
H-Index
i10 Index
Citation Counts
14
18
884
Microscopia eletronica
Microscopia de Força Atomica
Eletroquimica
Corrosão
Revestimentos metálico-cerâmicos
Rankings
Ranking Based On Selection: 78
Anderson André Felix
Metrics
H-Index
i10 Index
Citation Counts
14
16
942
Rankings
Ranking Based On Selection: 79
Danielle Goveia
Metrics
H-Index
i10 Index
Citation Counts
14
21
555
Rankings
Ranking Based On Selection: 81
Eduardo Gonçalves Ciapina
Metrics
H-Index
i10 Index
Citation Counts
14
17
664
Physical Chemistry
Electrochemistry
Materials
Energy Conversion and Storage
Rankings
Ranking Based On Selection: 85
Felipe F Hudari
Metrics
H-Index
i10 Index
Citation Counts
13
15
517
Química analítica
eletroanalítica
eletroquímica
Rankings
Ranking Based On Selection: 86
Meri Emili F Pinto
Metrics
H-Index
i10 Index
Citation Counts
13
14
1,225
Rankings
Ranking Based On Selection: 87
Denis Ricardo Martins De Godoi
Metrics
H-Index
i10 Index
Citation Counts
13
16
694
Físico-Química
Eletroquímica
Eletrocatálise
Espectroscopia
Ensino de Química
Rankings
Ranking Based On Selection: 88
Luiz Gustavo Possato|Luiz G. Possato
Metrics
H-Index
i10 Index
Citation Counts
12
13
603
Heterogeneous Catalysis
Porous Materials
XAS
Operando Characterization
Rankings
Ranking Based On Selection: 89
Elizabeth Berwerth Stucchi
Metrics
H-Index
i10 Index
Citation Counts
11
13
479
Quimica de Terras Raras
Materiais Luminescentes
Espectroscopia de Lantanídeos
Rankings
Ranking Based On Selection: 91
Kleper De Oliveira Rocha
Metrics
H-Index
i10 Index
Citation Counts
9
9
498
Catálise
sensores
fotocatálise
adsorção
Rankings
Ranking Based On Selection: 93
Anahi Herrera Aparecida
Metrics
H-Index
i10 Index
Citation Counts
9
9
522
Química
Engenharia de Materiais
Engenharia Biomédica