This real-time ranking measures researchers’ academic productivity and impact at global, continental, national, and institutional levels using total and recent 5-year H-index data. Comparative analysis is available across 13 main fields and 221 academic disciplines.
* Total H Index Rankings
Rankings
Ranking Based On Selection:
1
Engineering & Technology / Chemical Engineering
Graphene | 2D Materials | Membrane separations | sustainable desalination | Research Managemen
Graphene | 2D Materials | Membrane separations | sustainable desalination | Research Managemen
H-Index Metrics
-
Total75
-
Last 5 Years60
-
Last 5 Years / Total0.800
* Total H Index Rankings
Rankings
Ranking Based On Selection:
2
Engineering & Technology / Chemical Engineering
Ionic liquids | deep eutectic solvents | green engineering | water and wastewater treatmen
Ionic liquids | deep eutectic solvents | green engineering | water and wastewater treatmen
H-Index Metrics
-
Total65
-
Last 5 Years55
-
Last 5 Years / Total0.846
* Total H Index Rankings
Rankings
Ranking Based On Selection:
3
Engineering & Technology / Chemical Engineering
separation materials | resource recovery | direct air capture | green metallurgy | circular econom
separation materials | resource recovery | direct air capture | green metallurgy | circular econom
H-Index Metrics
-
Total59
-
Last 5 Years51
-
Last 5 Years / Total0.864
* Total H Index Rankings
Rankings
Ranking Based On Selection:
4
Engineering & Technology / Chemical Engineering
chemical engineering | applied thermodynamics | separation technolog
chemical engineering | applied thermodynamics | separation technolog
H-Index Metrics
-
Total55
-
Last 5 Years41
-
Last 5 Years / Total0.745
* Total H Index Rankings
Rankings
Ranking Based On Selection:
5
* Total H Index Rankings
Rankings
Ranking Based On Selection:
6
Engineering & Technology / Chemical Engineering
Fuel cells | PEM Membranes | Hydrogen Production | Electrode Materials | Environmental Engineerin
Fuel cells | PEM Membranes | Hydrogen Production | Electrode Materials | Environmental Engineerin
H-Index Metrics
-
Total46
-
Last 5 Years45
-
Last 5 Years / Total0.978
* Total H Index Rankings
Rankings
Ranking Based On Selection:
7
* Total H Index Rankings
Rankings
Ranking Based On Selection:
8
* Total H Index Rankings
Rankings
Ranking Based On Selection:
9
Engineering & Technology / Chemical Engineering
Enzymatic Technology | Biofuels | Wastewater treatment | Microalga
Enzymatic Technology | Biofuels | Wastewater treatment | Microalga
H-Index Metrics
-
Total43
-
Last 5 Years31
-
Last 5 Years / Total0.721
* Total H Index Rankings
Rankings
Ranking Based On Selection:
10
* Total H Index Rankings
Rankings
Ranking Based On Selection:
11
Engineering & Technology / Chemical Engineering
Chemical Engineering | Thermodynamics | Water | Membranes | Environmen
Chemical Engineering | Thermodynamics | Water | Membranes | Environmen
H-Index Metrics
-
Total41
-
Last 5 Years28
-
Last 5 Years / Total0.683
* Total H Index Rankings
Rankings
Ranking Based On Selection:
12
* Total H Index Rankings
Rankings
Ranking Based On Selection:
13
Engineering & Technology / Chemical Engineering
Carbon capture | CO2 Utilization | Clean energy | Reactive Separation | Advance Material
Carbon capture | CO2 Utilization | Clean energy | Reactive Separation | Advance Material
H-Index Metrics
-
Total37
-
Last 5 Years32
-
Last 5 Years / Total0.865
* Total H Index Rankings
Rankings
Ranking Based On Selection:
14
Engineering & Technology / Chemical Engineering
Adsorption | Advanced separations | CCUS | Atmospheric water harvesting | Hydrogen storag
Adsorption | Advanced separations | CCUS | Atmospheric water harvesting | Hydrogen storag
H-Index Metrics
-
Total37
-
Last 5 Years30
-
Last 5 Years / Total0.811
* 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
Biodiesel Production | Green Solvents | Chemical Engineering | Supercritical Fluid Technology | oil spills cleanu
Biodiesel Production | Green Solvents | Chemical Engineering | Supercritical Fluid Technology | oil spills cleanu
H-Index Metrics
-
Total28
-
Last 5 Years27
-
Last 5 Years / Total0.964
* Total H Index Rankings
Rankings
Ranking Based On Selection:
19
* Total H Index Rankings
Rankings
Ranking Based On Selection:
20
Engineering & Technology / Chemical Engineering
Membrane processes | Water Treatment | Novel Desalination Technologies | Separation processe
Membrane processes | Water Treatment | Novel Desalination Technologies | Separation processe
H-Index Metrics
-
Total26
-
Last 5 Years22
-
Last 5 Years / Total0.846
* Total H Index Rankings
Rankings
Ranking Based On Selection:
21
Engineering & Technology / Chemical Engineering
Process Control | Computational Methods | Green Engineerin
Process Control | Computational Methods | Green Engineerin
H-Index Metrics
-
Total26
-
Last 5 Years18
-
Last 5 Years / Total0.692
* Total H Index Rankings
Rankings
Ranking Based On Selection:
22
Engineering & Technology / Chemical Engineering
Adsorption | Chemical Engineering | Molecular Simulations | Water Treatment | CO2 captur
Adsorption | Chemical Engineering | Molecular Simulations | Water Treatment | CO2 captur
H-Index Metrics
-
Total25
-
Last 5 Years25
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
23
* Total H Index Rankings
Rankings
Ranking Based On Selection:
24
* Total H Index Rankings
Rankings
Ranking Based On Selection:
25
Engineering & Technology / Chemical Engineering
Metal Organic Frameworks and their application in the areas of drug delivery | carbon capture and wastewate
Metal Organic Frameworks and their application in the areas of drug delivery | carbon capture and wastewate
H-Index Metrics
-
Total24
-
Last 5 Years24
-
Last 5 Years / Total1.000

🌍 Be Our Partner: Representation & Collaboration
Represent AD Scientific Index in your country or region — and grow with us.
- ✅ Official recognition as a regional partner
- ✅ Visibility partnership with full brand support
- ✅ Help institutions in your region enhance their academic visibility
- ✅ Contribute to value-driven projects with measurable academic impact
