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 / Petroleum Engineering
Petroleum and Environmental Biotechnology | Biofuels | Nano-Biotechnology | Biovalorization of Wastes | Sustainable Developmen
Petroleum and Environmental Biotechnology | Biofuels | Nano-Biotechnology | Biovalorization of Wastes | Sustainable Developmen
H-Index Metrics
-
Total33
-
Last 5 Years27
-
Last 5 Years / Total0.818
* Total H Index Rankings
Rankings
Ranking Based On Selection:
2
Engineering & Technology / Petroleum Engineering
Nanomaterials | CO2 utilization | Water treatment | Biodiesel | catalysis and materials scienc
Nanomaterials | CO2 utilization | Water treatment | Biodiesel | catalysis and materials scienc
H-Index Metrics
-
Total32
-
Last 5 Years30
-
Last 5 Years / Total0.938
* Total H Index Rankings
Rankings
Ranking Based On Selection:
3
* Total H Index Rankings
Rankings
Ranking Based On Selection:
4
Engineering & Technology / Petroleum Engineering
Study the mineralogy and geochemistry of precious and base metal sulfide mineralizations | the petrology of the host rocks in ad
Study the mineralogy and geochemistry of precious and base metal sulfide mineralizations | the petrology of the host rocks in ad
H-Index Metrics
-
Total30
-
Last 5 Years23
-
Last 5 Years / Total0.767
* Total H Index Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Petroleum Engineering
Nanomaterials | Photocatalysis and Analytical Chemistr
Nanomaterials | Photocatalysis and Analytical Chemistr
H-Index Metrics
-
Total29
-
Last 5 Years29
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
6
Engineering & Technology / Petroleum Engineering
Professor of Environmental Biotechnology and Environmental Bioremediatio
Professor of Environmental Biotechnology and Environmental Bioremediatio
H-Index Metrics
-
Total23
-
Last 5 Years22
-
Last 5 Years / Total0.957
* Total H Index Rankings
Rankings
Ranking Based On Selection:
7
* Total H Index Rankings
Rankings
Ranking Based On Selection:
8
Engineering & Technology / Petroleum Engineering
Geochemistry | Mineralogy | Petrology | Ore Deposits | Geochronolog
Geochemistry | Mineralogy | Petrology | Ore Deposits | Geochronolog
H-Index Metrics
-
Total21
-
Last 5 Years21
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
9
Engineering & Technology / Petroleum Engineering
Petroleum Engineering | Reservoir Engineering | Reservoir Simulatio
Petroleum Engineering | Reservoir Engineering | Reservoir Simulatio
H-Index Metrics
-
Total21
-
Last 5 Years16
-
Last 5 Years / Total0.762
* Total H Index Rankings
Rankings
Ranking Based On Selection:
10
Engineering & Technology / Petroleum Engineering
Sedimentary Petrology & Sedimentology & Sequence Stratigraphy & Facies Analysis & Sediment diagenesis & Geoheritag
Sedimentary Petrology & Sedimentology & Sequence Stratigraphy & Facies Analysis & Sediment diagenesis & Geoheritag
H-Index Metrics
-
Total20
-
Last 5 Years19
-
Last 5 Years / Total0.950
* Total H Index Rankings
Rankings
Ranking Based On Selection:
11
Engineering & Technology / Petroleum Engineering
Geology (Precambrian igneous and metamorphic rocks | Petrology | geochemistry | structural geology | applications of remote sensin
Geology (Precambrian igneous and metamorphic rocks | Petrology | geochemistry | structural geology | applications of remote sensin
H-Index Metrics
-
Total20
-
Last 5 Years16
-
Last 5 Years / Total0.800
* Total H Index Rankings
Rankings
Ranking Based On Selection:
12
* Total H Index Rankings
Rankings
Ranking Based On Selection:
13
Engineering & Technology / Petroleum Engineering
Petroleum Engineering - Reservoir Engineering - Enhanced Oil Recover
Petroleum Engineering - Reservoir Engineering - Enhanced Oil Recover
H-Index Metrics
-
Total19
-
Last 5 Years19
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
14
Engineering & Technology / Petroleum Engineering
Petroleum | Renewable Energy | Biofuel | Energy Storage | Waste Managemen
Petroleum | Renewable Energy | Biofuel | Energy Storage | Waste Managemen
H-Index Metrics
-
Total19
-
Last 5 Years19
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
15
Engineering & Technology / Petroleum Engineering
Petrochemicals | Concrete Admixures | QSPR | Computational chemistr
Petrochemicals | Concrete Admixures | QSPR | Computational chemistr
H-Index Metrics
-
Total18
-
Last 5 Years13
-
Last 5 Years / Total0.722
* 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
Engineering & Technology / Petroleum Engineering
Polymers | Chitosan | water treatment | nanofiltration membrane
Polymers | Chitosan | water treatment | nanofiltration membrane
H-Index Metrics
-
Total16
-
Last 5 Years15
-
Last 5 Years / Total0.938
* Total H Index Rankings
Rankings
Ranking Based On Selection:
20
Engineering & Technology / Petroleum Engineering
Economic Geology | Mineral Exploration | Isotopes & Fluid Inclusions | Remote Sensing & GIS | Carbon Sequestratio
Economic Geology | Mineral Exploration | Isotopes & Fluid Inclusions | Remote Sensing & GIS | Carbon Sequestratio
H-Index Metrics
-
Total16
-
Last 5 Years14
-
Last 5 Years / Total0.875
* Total H Index Rankings
Rankings
Ranking Based On Selection:
21
Engineering & Technology / Petroleum Engineering
Polymers | Surfactants | Colloids & Interfaces | Petroleum industry | Material Scienc
Polymers | Surfactants | Colloids & Interfaces | Petroleum industry | Material Scienc
H-Index Metrics
-
Total15
-
Last 5 Years15
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
22
Engineering & Technology / Petroleum Engineering
Polymer science | Materials Chemistry | MXenes | Electrochemistry | Corrosio
Polymer science | Materials Chemistry | MXenes | Electrochemistry | Corrosio
H-Index Metrics
-
Total15
-
Last 5 Years15
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
23
Engineering & Technology / Petroleum Engineering
Petroleum Engineering | Earth Sciences | Reservoir Characteriztio
Petroleum Engineering | Earth Sciences | Reservoir Characteriztio
H-Index Metrics
-
Total15
-
Last 5 Years14
-
Last 5 Years / Total0.933
* Total H Index Rankings
Rankings
Ranking Based On Selection:
24
* Total H Index Rankings
Rankings
Ranking Based On Selection:
25
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