Track the real-time academic impact of 2.6 million scientists across 221 countries. The H-Index Rankings evaluate both total and last 5 years’ H-index values, offering the most transparent measure of scholarly recognition. Compare global, continental, national, and institutional performance across 13 major fields and 221 disciplines.
* Total H Index Rankings
Rankings
Ranking Based On Selection:
1
Engineering & Technology / Chemical Engineering
Nanotechnology | Ultrasound | Pharmaceuticals | Water treatment | Extractio
Nanotechnology | Ultrasound | Pharmaceuticals | Water treatment | Extractio
H-Index Metrics
-
Total76
-
Last 5 Years63
-
Last 5 Years / Total0.829
* Total H Index Rankings
Rankings
Ranking Based On Selection:
2
Engineering & Technology / Computer Science
Process Modeling Control and Optimization | Systems Engineering | AI-ML | nanomaterial | Remediatio
Process Modeling Control and Optimization | Systems Engineering | AI-ML | nanomaterial | Remediatio
H-Index Metrics
-
Total60
-
Last 5 Years59
-
Last 5 Years / Total0.983
* Total H Index Rankings
Rankings
Ranking Based On Selection:
3
Engineering & Technology / Environmental Science & Engineering
Environmental Engineering | Water and Wastewater Treatment | Solid Waste Managemen
Environmental Engineering | Water and Wastewater Treatment | Solid Waste Managemen
H-Index Metrics
-
Total53
-
Last 5 Years41
-
Last 5 Years / Total0.774
* Total H Index Rankings
Rankings
Ranking Based On Selection:
4
Engineering & Technology / Energy Engineering
Energy | Functional Materials | Fuel Cells | Biomass | Photocatalys
Energy | Functional Materials | Fuel Cells | Biomass | Photocatalys
H-Index Metrics
-
Total48
-
Last 5 Years40
-
Last 5 Years / Total0.833
* Total H Index Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Chemical Engineering
Bioanalytical Chemistry | Bio/Nano materials | Biosensors | Diagnostics | Food Chemistr
Bioanalytical Chemistry | Bio/Nano materials | Biosensors | Diagnostics | Food Chemistr
H-Index Metrics
-
Total43
-
Last 5 Years37
-
Last 5 Years / Total0.860
* Total H Index Rankings
Rankings
Ranking Based On Selection:
6
* Total H Index Rankings
Rankings
Ranking Based On Selection:
7
Engineering & Technology / Mechanical Engineering
Vibration | Mechanical and Manufacturing Engineering | Mechatronics | Machine Learnin
Vibration | Mechanical and Manufacturing Engineering | Mechatronics | Machine Learnin
H-Index Metrics
-
Total39
-
Last 5 Years34
-
Last 5 Years / Total0.872
* Total H Index Rankings
Rankings
Ranking Based On Selection:
8
Engineering & Technology / Metallurgical & Materials Engineering
plasmonics | machine learning algorithms | Environmental chemistry | wastewater remediation | Water sensor
plasmonics | machine learning algorithms | Environmental chemistry | wastewater remediation | Water sensor
H-Index Metrics
-
Total37
-
Last 5 Years30
-
Last 5 Years / Total0.811
* Total H Index Rankings
Rankings
Ranking Based On Selection:
9
Engineering & Technology / Computer Science
Speech Processing | Smart Grid | Smart Sensors | Smart Hom
Speech Processing | Smart Grid | Smart Sensors | Smart Hom
H-Index Metrics
-
Total37
-
Last 5 Years29
-
Last 5 Years / Total0.784
* Total H Index Rankings
Rankings
Ranking Based On Selection:
10
Engineering & Technology / Energy Engineering
Biomass Characterisation | Catalytic Pyrolysis of Biomass | Biorefinery | Renewable Energy | Circular Bioeconom
Biomass Characterisation | Catalytic Pyrolysis of Biomass | Biorefinery | Renewable Energy | Circular Bioeconom
H-Index Metrics
-
Total36
-
Last 5 Years35
-
Last 5 Years / Total0.972
* Total H Index Rankings
Rankings
Ranking Based On Selection:
11
Engineering & Technology / Computer Science
Machining | Sustainable Manufacturing | Intelligent Manufacturing | Optimizatio
Machining | Sustainable Manufacturing | Intelligent Manufacturing | Optimizatio
H-Index Metrics
-
Total32
-
Last 5 Years26
-
Last 5 Years / Total0.813
* Total H Index Rankings
Rankings
Ranking Based On Selection:
12
Engineering & Technology / Petroleum Engineering
Petrogenesis of Ophiolites | Chromites and PGE | Soil Geochemistry | Synthesis of Abiotic Methan
Petrogenesis of Ophiolites | Chromites and PGE | Soil Geochemistry | Synthesis of Abiotic Methan
H-Index Metrics
-
Total32
-
Last 5 Years21
-
Last 5 Years / Total0.656
* Total H Index Rankings
Rankings
Ranking Based On Selection:
13
* Total H Index Rankings
Rankings
Ranking Based On Selection:
14
Engineering & Technology / Metallurgical & Materials Engineering
Hetereogeneous catalysis | Nanotechnology | Green Energ
Hetereogeneous catalysis | Nanotechnology | Green Energ
H-Index Metrics
-
Total28
-
Last 5 Years28
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
15
Engineering & Technology / Industrial & Manufacturing Engineering
Manufacturing | Micromachining | Engineering Design | Engineering Management | Project Managemen
Manufacturing | Micromachining | Engineering Design | Engineering Management | Project Managemen
H-Index Metrics
-
Total28
-
Last 5 Years22
-
Last 5 Years / Total0.786
* Total H Index Rankings
Rankings
Ranking Based On Selection:
16
Engineering & Technology / Computer Science
Artificial Intelligence | Neural Network | Embedded Systems | Smart Sensor
Artificial Intelligence | Neural Network | Embedded Systems | Smart Sensor
H-Index Metrics
-
Total27
-
Last 5 Years23
-
Last 5 Years / Total0.852
* Total H Index Rankings
Rankings
Ranking Based On Selection:
17
Engineering & Technology / Computer Science
Computational Intelligence | Metaheuristics | Optimization | Machine Learnin
Computational Intelligence | Metaheuristics | Optimization | Machine Learnin
H-Index Metrics
-
Total27
-
Last 5 Years20
-
Last 5 Years / Total0.741
* Total H Index Rankings
Rankings
Ranking Based On Selection:
18
Engineering & Technology / Mechanical Engineering
Thermodynamics | Heat Transfer | Fluid Mechanics | Computational Fluid Dynamics | Refrigeration and Air Conditionin
Thermodynamics | Heat Transfer | Fluid Mechanics | Computational Fluid Dynamics | Refrigeration and Air Conditionin
H-Index Metrics
-
Total27
-
Last 5 Years17
-
Last 5 Years / Total0.630
* Total H Index Rankings
Rankings
Ranking Based On Selection:
19
Engineering & Technology / Petroleum Engineering
Polymer composites and nano-composites | flame retardant polymers | Enhanced Oil Recovery (EOR
Polymer composites and nano-composites | flame retardant polymers | Enhanced Oil Recovery (EOR
H-Index Metrics
-
Total26
-
Last 5 Years22
-
Last 5 Years / Total0.846
* Total H Index Rankings
Rankings
Ranking Based On Selection:
20
Engineering & Technology / Earth Sciences
Petroleum Geology | Seismic interpretation | Well log analysis | Reservoir Characterization | Diagenesis/reservoir qualit
Petroleum Geology | Seismic interpretation | Well log analysis | Reservoir Characterization | Diagenesis/reservoir qualit
H-Index Metrics
-
Total25
-
Last 5 Years21
-
Last 5 Years / Total0.840
* Total H Index Rankings
Rankings
Ranking Based On Selection:
21
Engineering & Technology / Computer Science
Power Electronics | renewable energy | Energy Economics | Artificial Intelligence | Machin
Power Electronics | renewable energy | Energy Economics | Artificial Intelligence | Machin
H-Index Metrics
-
Total25
-
Last 5 Years19
-
Last 5 Years / Total0.760
* Total H Index Rankings
Rankings
Ranking Based On Selection:
22
* Total H Index Rankings
Rankings
Ranking Based On Selection:
23
Engineering & Technology / Environmental Science & Engineering
Water | Waste Management | Climate Change | Sustainabilit
Water | Waste Management | Climate Change | Sustainabilit
H-Index Metrics
-
Total23
-
Last 5 Years21
-
Last 5 Years / Total0.913
* Total H Index Rankings
Rankings
Ranking Based On Selection:
24
Engineering & Technology / Biomaterials and Tissue Engineering
Biomaterials | Transdermal Drug Delivery | Natural Prodcut
Biomaterials | Transdermal Drug Delivery | Natural Prodcut
H-Index Metrics
-
Total23
-
Last 5 Years21
-
Last 5 Years / Total0.913
* Total H Index Rankings
Rankings
Ranking Based On Selection:
25
Engineering & Technology / Civil Engineering
Sustainable Construction | Procurement and Integration | Construction Industry Developmen
Sustainable Construction | Procurement and Integration | Construction Industry Developmen
H-Index Metrics
-
Total23
-
Last 5 Years17
-
Last 5 Years / Total0.739
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