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
Reaction Engineering & Catalysis | Air Pollution and Waste Water Control Engineering | Fuel Technology | Nanoscience & Nanotechno
Reaction Engineering & Catalysis | Air Pollution and Waste Water Control Engineering | Fuel Technology | Nanoscience & Nanotechno
H-Index Metrics
-
Total120
-
Last 5 Years87
-
Last 5 Years / Total0.725
* Total H Index Rankings
Rankings
Ranking Based On Selection:
2
Engineering & Technology / Chemical Engineering
2D Materials | Photocatalysis | Green hydrogen | Energy storage | CO2 conversio
2D Materials | Photocatalysis | Green hydrogen | Energy storage | CO2 conversio
H-Index Metrics
-
Total86
-
Last 5 Years79
-
Last 5 Years / Total0.919
* Total H Index Rankings
Rankings
Ranking Based On Selection:
3
Engineering & Technology / Chemical Engineering
Heterogeneous Catalysts | Biodiesel | Nano-magnetic Catalysts | Bio-based Catalyst
Heterogeneous Catalysts | Biodiesel | Nano-magnetic Catalysts | Bio-based Catalyst
H-Index Metrics
-
Total84
-
Last 5 Years67
-
Last 5 Years / Total0.798
* Total H Index Rankings
Rankings
Ranking Based On Selection:
4
Engineering & Technology / Chemical Engineering
Chemical engineering | fuel cell | hydrogen energy | drying technology | food technology
Chemical engineering | fuel cell | hydrogen energy | drying technology | food technology
H-Index Metrics
-
Total82
-
Last 5 Years59
-
Last 5 Years / Total0.720
* Total H Index Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Chemical Engineering
Chemical reaction | renewable energy | environmental engineering | oleochemical engineerin
Chemical reaction | renewable energy | environmental engineering | oleochemical engineerin
H-Index Metrics
-
Total76
-
Last 5 Years53
-
Last 5 Years / Total0.697
* Total H Index Rankings
Rankings
Ranking Based On Selection:
6
Engineering & Technology / Chemical Engineering
Process System Engineering | Modelling and Process Optimization | Direct Methanol fuel cell | Fuel cell technolog
Process System Engineering | Modelling and Process Optimization | Direct Methanol fuel cell | Fuel cell technolog
H-Index Metrics
-
Total74
-
Last 5 Years56
-
Last 5 Years / Total0.757
* Total H Index Rankings
Rankings
Ranking Based On Selection:
7
Engineering & Technology / Chemical Engineering
Renewable energy | biomass | biodiesel | bioethanol | microalga
Renewable energy | biomass | biodiesel | bioethanol | microalga
H-Index Metrics
-
Total71
-
Last 5 Years65
-
Last 5 Years / Total0.915
* Total H Index Rankings
Rankings
Ranking Based On Selection:
8
* Total H Index Rankings
Rankings
Ranking Based On Selection:
9
Engineering & Technology / Chemical Engineering
Microalgae Technology | Food Waste | Biochemical Engineering | Biomass Conversio
Microalgae Technology | Food Waste | Biochemical Engineering | Biomass Conversio
H-Index Metrics
-
Total67
-
Last 5 Years67
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
10
Engineering & Technology / Chemical Engineering
Biomass energy | catalysis | gasification | adsorption | environmen
Biomass energy | catalysis | gasification | adsorption | environmen
H-Index Metrics
-
Total67
-
Last 5 Years47
-
Last 5 Years / Total0.701
* Total H Index Rankings
Rankings
Ranking Based On Selection:
11
Engineering & Technology / Chemical Engineering
REE detection | H2S conversion | Ionic Liquids | Metal Organic Framework(MOF) | Electrochemistr
REE detection | H2S conversion | Ionic Liquids | Metal Organic Framework(MOF) | Electrochemistr
H-Index Metrics
-
Total65
-
Last 5 Years49
-
Last 5 Years / Total0.754
* Total H Index Rankings
Rankings
Ranking Based On Selection:
12
* Total H Index Rankings
Rankings
Ranking Based On Selection:
13
Engineering & Technology / Chemical Engineering
Oils and Fats Processing | Lipids extraction | Lipid analyses | Biofuel | Emulsion
Oils and Fats Processing | Lipids extraction | Lipid analyses | Biofuel | Emulsion
H-Index Metrics
-
Total60
-
Last 5 Years47
-
Last 5 Years / Total0.783
* Total H Index Rankings
Rankings
Ranking Based On Selection:
14
* Total H Index Rankings
Rankings
Ranking Based On Selection:
15
* Total H Index Rankings
Rankings
Ranking Based On Selection:
16
* Total H Index Rankings
Rankings
Ranking Based On Selection:
17
* Total H Index Rankings
Rankings
Ranking Based On Selection:
18
Engineering & Technology / Chemical Engineering
Ionic liquids | environment | Composite & Biomaterial
Ionic liquids | environment | Composite & Biomaterial
H-Index Metrics
-
Total56
-
Last 5 Years50
-
Last 5 Years / Total0.893
* Total H Index Rankings
Rankings
Ranking Based On Selection:
19
Engineering & Technology / Chemical Engineering
Reaction Engineering | Heterogeneous catalysis | Wastewater treatment | Microbial fuel cell | CO2 reductio
Reaction Engineering | Heterogeneous catalysis | Wastewater treatment | Microbial fuel cell | CO2 reductio
H-Index Metrics
-
Total54
-
Last 5 Years44
-
Last 5 Years / Total0.815
* Total H Index Rankings
Rankings
Ranking Based On Selection:
20
* Total H Index Rankings
Rankings
Ranking Based On Selection:
21
* Total H Index Rankings
Rankings
Ranking Based On Selection:
22
Engineering & Technology / Chemical Engineering
Materials Chemistry | Environmental Chemistry | Waste to Resource
Materials Chemistry | Environmental Chemistry | Waste to Resource
H-Index Metrics
-
Total50
-
Last 5 Years47
-
Last 5 Years / Total0.940
* Total H Index Rankings
Rankings
Ranking Based On Selection:
23
Engineering & Technology / Chemical Engineering
Membranes | Cultivation of Algae | Bioprocessing Engineerin
Membranes | Cultivation of Algae | Bioprocessing Engineerin
H-Index Metrics
-
Total50
-
Last 5 Years39
-
Last 5 Years / Total0.780
* Total H Index Rankings
Rankings
Ranking Based On Selection:
24
Engineering & Technology / Chemical Engineering
Chemical Engineering | Membrane | Absorption | Process Modeling and Scale-up | Computational Flui
Chemical Engineering | Membrane | Absorption | Process Modeling and Scale-up | Computational Flui
H-Index Metrics
-
Total49
-
Last 5 Years40
-
Last 5 Years / Total0.816
* Total H Index Rankings
Rankings
Ranking Based On Selection:
25
Engineering & Technology / Chemical Engineering
Magnetic Nanoparticles | Magnetic Separation | Magnetophoresis | Colloid and Interface Scienc
Magnetic Nanoparticles | Magnetic Separation | Magnetophoresis | Colloid and Interface Scienc
H-Index Metrics
-
Total48
-
Last 5 Years36
-
Last 5 Years / Total0.750
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