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
Gas hydrate | Flow assurance | Gas separation | Nanotechnology | Bioenerg
Gas hydrate | Flow assurance | Gas separation | Nanotechnology | Bioenerg
H-Index Metrics
-
Total18
-
Last 5 Years18
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
2
* Total H Index Rankings
Rankings
Ranking Based On Selection:
3
Engineering & Technology / Chemical Engineering
Water treatment | Modelling and Simulation | Desalination | Chemical Processing Plan
Water treatment | Modelling and Simulation | Desalination | Chemical Processing Plan
H-Index Metrics
-
Total12
-
Last 5 Years11
-
Last 5 Years / Total0.917
* Total H Index Rankings
Rankings
Ranking Based On Selection:
4
* Total H Index Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Chemical Engineering
pollution control | Combustion engineering | Renewable energ
pollution control | Combustion engineering | Renewable energ
H-Index Metrics
-
Total6
-
Last 5 Years3
-
Last 5 Years / Total0.500
* Total H Index Rankings
Rankings
Ranking Based On Selection:
6
* Total H Index Rankings
Rankings
Ranking Based On Selection:
7
Engineering & Technology / Chemical Engineering
Chemical Engineering | Thermodynamics | Nanotechnolog
Chemical Engineering | Thermodynamics | Nanotechnolog
H-Index Metrics
-
Total5
-
Last 5 Years3
-
Last 5 Years / Total0.600
* Total H Index Rankings
Rankings
Ranking Based On Selection:
8
Engineering & Technology / Chemical Engineering
Corrosion Engineering | Sol-Gel Coatings | Materials Science | Nanotechnology | Bioremediatio
Corrosion Engineering | Sol-Gel Coatings | Materials Science | Nanotechnology | Bioremediatio
H-Index Metrics
-
Total4
-
Last 5 Years4
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
9
* Total H Index Rankings
Rankings
Ranking Based On Selection:
10
Engineering & Technology / Chemical Engineering
chemical engineeting | polymer engineering | biocidal polymeric mayetials | polymer nano fibers | nano composite
chemical engineeting | polymer engineering | biocidal polymeric mayetials | polymer nano fibers | nano composite
H-Index Metrics
-
Total4
-
Last 5 Years3
-
Last 5 Years / Total0.750
* Total H Index Rankings
Rankings
Ranking Based On Selection:
11
* Total H Index Rankings
Rankings
Ranking Based On Selection:
12
* Total H Index Rankings
Rankings
Ranking Based On Selection:
13
Engineering & Technology / Chemical Engineering
analytical chemistry | trace element analysis | cloud point extraction | instrumental analysi
analytical chemistry | trace element analysis | cloud point extraction | instrumental analysi
H-Index Metrics
-
Total3
-
Last 5 Years3
-
Last 5 Years / Total1.000
* 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
* Total H Index Rankings
Rankings
Ranking Based On Selection:
19
* Total H Index Rankings
Rankings
Ranking Based On Selection:
20
Engineering & Technology / Chemical Engineering
Chemical Engineering | Oil & Gas production | Kinetics | Chemical Engineering Software
Chemical Engineering | Oil & Gas production | Kinetics | Chemical Engineering Software
H-Index Metrics
-
Total2
-
Last 5 Years2
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
21
* Total H Index Rankings
Rankings
Ranking Based On Selection:
22
* Total H Index Rankings
Rankings
Ranking Based On Selection:
23
Engineering & Technology / Chemical Engineering
Corrosion Eng. | Desalination | Physical Properties Evaluatio
Corrosion Eng. | Desalination | Physical Properties Evaluatio
H-Index Metrics
-
Total2
-
Last 5 Years2
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
24
* Total H Index Rankings
Rankings
Ranking Based On Selection:
25

🌍 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
