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 Sep 04, 2025, 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 (1.122.068) 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
Production & Operations Management | Digital Transformation | Industry 4.0 | Quality 4.0 | Operationa
H-Index Metrics
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H-Index40
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i10 Index98
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Citation Counts7,313
Rankings
Design | Human Computer Interaction | Indigenous Knowledg
H-Index Metrics
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H-Index30
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i10 Index96
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Citation Counts3,446
Rankings
Applied Physics | Materials Science | Nanotechnology | Multifunctional Materials | Spintronics
H-Index Metrics
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H-Index30
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i10 Index64
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Citation Counts3,606
Rankings
Geochemistry | Tectonics | Geochronology | Environmental Science | Hydrogeolog
H-Index Metrics
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H-Index29
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i10 Index54
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Citation Counts2,572
Rankings
Rankings
Rankings
Digital journalism | social media | social movements | political participation | youth and digita
H-Index Metrics
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H-Index26
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i10 Index43
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Citation Counts1,903
Rankings
Strategic Human Resource Management | Organisational Behaviour | Leadershi
H-Index Metrics
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H-Index24
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i10 Index52
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Citation Counts1,943
Rankings
Rankings
Rankings
Operations Management | Healthcare Operations Research | Metaheuristics | System Dynamics | Lean System
H-Index Metrics
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H-Index20
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i10 Index45
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Citation Counts1,936
Rankings
Rankings
Rankings
Indigenous Knowledge | Ethics | Rural Communities | Co-Design | Technologie
H-Index Metrics
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H-Index17
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i10 Index25
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Citation Counts1,038
Rankings
Process Engineering Design | Electric Batteries and Materials | Green Hydrogen Systems | Superhard materials | Metallurg
H-Index Metrics
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H-Index16
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i10 Index26
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Citation Counts886
Rankings
Male and female infertility | Reproductive Biology and is actively involved in Child | Maternal | an
H-Index Metrics
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H-Index15
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i10 Index21
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Citation Counts907
Rankings
Fluid Mechanics | Mathematical Modeling | Differential Equations | Heat and Mass Transfe
H-Index Metrics
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H-Index15
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i10 Index23
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Citation Counts907
Rankings
Applied Econometrics | Macroeconomics | Trade and Development | Energy Economics and Finance
H-Index Metrics
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H-Index15
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i10 Index16
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Citation Counts929
Rankings
Heritage development | archaeology | gender studies | public health | cultur
H-Index Metrics
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H-Index15
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i10 Index20
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Citation Counts582
Rankings
Ecology | Conservation Biology | Rangeland Science | Wildlife Management | Environmental Assessment an
H-Index Metrics
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H-Index13
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i10 Index19
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Citation Counts607
Rankings
forest ecology and management | natural resources management | ecological modelling | geospatial science
H-Index Metrics
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H-Index13
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i10 Index19
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Citation Counts1,035
Rankings
Rankings
Rankings
Rankings
Applied Linguistics | Pragmatics | Stylistics | ESP | Sociology and Research Methodolog
H-Index Metrics
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H-Index12
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i10 Index13
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Citation Counts298

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