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 years. As of Jan 03, 2026, the rankings are determined according to the Total H Index. BETA 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 (1.131.752) 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].
Rankings
Engenharia Química | Engenharia de Alimentos | Química | Adsorption | Wastewater treatmen
H-Index Metrics
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H-Index91
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i10 Index444
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Citation Counts30,066
Rankings
Processos Industriais de Engenharia Química / Especialidade: Processos Bioquímicos - Operações Industriais e Equipamentos
H-Index Metrics
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H-Index72
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i10 Index375
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Citation Counts23,982
Rankings
Rankings
Rankings
Engenharia Química | Termodinâmica | Biodiesel | Biotecnologia | Engenharia de Alimento
H-Index Metrics
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H-Index65
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i10 Index393
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Citation Counts18,713
Rankings
Rankings
particulate system | drying | solid-liquid separation | flotation | rotary dru
H-Index Metrics
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H-Index58
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i10 Index176
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Citation Counts9,161
Rankings
Rankings
Rankings
Rankings
Têxtil | Petróleo | Meio mabiente | Produtos naturais | Simulaçã
H-Index Metrics
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H-Index52
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i10 Index236
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Citation Counts18,631
Rankings
Engenharia de Bioprocessos | Bioprocess Engineering | Biochemical Engineerin
H-Index Metrics
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H-Index52
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i10 Index239
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Citation Counts10,960
Rankings
Rankings
adsorção | troca iônica | secagem | biodiesel | extração supercrític
H-Index Metrics
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H-Index50
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i10 Index164
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Citation Counts8,417
Rankings
Adsorption | Separation Processes | Biofuels | Biolubricant
H-Index Metrics
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H-Index50
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i10 Index125
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Citation Counts7,939
Rankings
biopolymers | natural polymers | biomaterials | qualit
H-Index Metrics
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H-Index49
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i10 Index135
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Citation Counts10,739
Rankings
Processos de Separação Difusionais: Convencionais e Não Convencionais - Modelagem | Simulação | Otimização e Trabalhos Experimentais - Termodinâmica Aplicada a Processos de Separaçã
H-Index Metrics
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H-Index48
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i10 Index201
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Citation Counts9,774
Rankings
Têxtil | Petróleo | Petroquímica | Meio ambiente | Transferência de mass
H-Index Metrics
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H-Index47
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i10 Index159
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Citation Counts7,641
Rankings
Biochemical Engineering | Stabilization and Immobilization of Enzymes | Biofuels | Industrial Biotechnolog
H-Index Metrics
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H-Index47
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i10 Index125
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Citation Counts6,203
Rankings
Engenharia Química | Biotecnologia | Biorremediação | Enzimas | Microalga
H-Index Metrics
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H-Index45
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i10 Index137
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Citation Counts6,848
Rankings
Rankings
Nanobiotecnologia | Plasma-Rico em Plaquetas | Fermentaçã
H-Index Metrics
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H-Index44
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i10 Index131
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Citation Counts7,830
Rankings
Rankings
Air pollution | ceramic filters | permeation through porous media | chemical process control | waste minimization and treatmen
H-Index Metrics
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H-Index43
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i10 Index101
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Citation Counts5,472
Rankings
Anaerobic reactors for wastewater treatment | Anaerobic hydrogen production from wastes | Anaerobic fluidized bed reacto
H-Index Metrics
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H-Index42
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i10 Index107
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Citation Counts4,746
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