The international independent ranking organisation AD Scientific Index is more than an ordinary "Ranking". The "AD Scientific Index" analyses the academic work of scientists using the H-index, i10 index and number of citations, and provides results that can be used to evaluate the productivity and efficiency of individuals and institutions. In addition to ranking according to "total H-index" for individuals and institutions, you can also see the ranking and analyses according to "last 6 years H-index", "total i10 Productivity index", "last 6 years i10 Productivity index", "total citations" and "last 6 years citations" only in "AD Scientific Index". See also: Subject Rankings, University Subject Rankings and  Universities Rankings 2024 (Sort by: Last 6 years H Index).   Click here for individual or institutional registration.

Total 525 scientist
Nnanna-Jnr Michael Okoro
Pyro-gasification
Industrial and Mining Water Research Unit
Thermochemical energy conversion
Biomass waste
Syngas
H-Index Rankings
University / Institution:
# 56
Country:
# 11,766
Region:
# 54,441
World:
# 1,467,212
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
0
Last 6 Year:
0
Last 6 Year/Total:
0
Citation
Total:
28
Last 6 Year:
28
Last 6 Year/Total:
1.000
H-Index Rankings
University / Institution:
# 377
Country:
# 29,281
Region:
# 110,020
World:
# 2,061,097
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
1
Last 6 Year:
1
Last 6 Year/Total:
1.000
Citation
Total:
191
Last 6 Year:
82
Last 6 Year/Total:
0.429
Israel Ndukwe
Thin Film Technology
Research on Local Raw Materials
H-Index Rankings
University / Institution:
# 409
Country:
# 30,223
Region:
# 112,721
World:
# 2,064,704
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
1
Last 6 Year/Total:
0.500
Citation
Total:
157
Last 6 Year:
23
Last 6 Year/Total:
0.146
H-Index Rankings
University / Institution:
# 442
Country:
# 31,238
Region:
# 115,390
World:
# 2,068,945
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
2
Last 6 Year/Total:
1.000
Citation
Total:
132
Last 6 Year:
102
Last 6 Year/Total:
0.773
H-Index Rankings
University / Institution:
# 450
Country:
# 31,416
Region:
# 115,872
World:
# 2,069,713
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
3
Last 6 Year:
1
Last 6 Year/Total:
0.333
Citation
Total:
127
Last 6 Year:
56
Last 6 Year/Total:
0.441
H-Index Rankings
University / Institution:
# 489
Country:
# 32,979
Region:
# 119,978
World:
# 2,076,271
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
1
Last 6 Year/Total:
0.500
Citation
Total:
96
Last 6 Year:
51
Last 6 Year/Total:
0.531
Uzoka Christopher Ndubuisi
Pollution Control
Hydro biology and Fisheries
Environmental impact assessment
H-Index Rankings
University / Institution:
# 505
Country:
# 33,459
Region:
# 121,203
World:
# 2,078,280
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
1
Last 6 Year/Total:
0.500
Citation
Total:
88
Last 6 Year:
69
Last 6 Year/Total:
0.784
Kennedy Ogbedeh
Crop science
crop protection
soil
crop production
Climate change
H-Index Rankings
University / Institution:
# 548
Country:
# 35,277
Region:
# 125,776
World:
# 2,085,474
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
0
Last 6 Year/Total:
0.000
Citation
Total:
64
Last 6 Year:
29
Last 6 Year/Total:
0.453
Ernest Ozoemela Ezugwu
power system engineering
renewable energy
smart energy system
distributed energy systems
H-Index Rankings
University / Institution:
# 556
Country:
# 35,564
Region:
# 126,430
World:
# 2,086,501
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
1
Last 6 Year/Total:
1.000
Citation
Total:
61
Last 6 Year:
60
Last 6 Year/Total:
0.984
Martin Chidinma Iwuji
Remote Sensing
Geospatial Analysis
Biogeography
Biodiversity Conservation
Vegetation Ecology
H-Index Rankings
University / Institution:
# 557
Country:
# 35,649
Region:
# 126,633
World:
# 2,086,850
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
1
Last 6 Year/Total:
1.000
Citation
Total:
60
Last 6 Year:
50
Last 6 Year/Total:
0.833
H-Index Rankings
University / Institution:
# 562
Country:
# 35,935
Region:
# 127,296
World:
# 2,087,909
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
1
Last 6 Year/Total:
0.500
Citation
Total:
57
Last 6 Year:
45
Last 6 Year/Total:
0.789
H-Index Rankings
University / Institution:
# 562
Country:
# 35,935
Region:
# 127,296
World:
# 2,087,909
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
0
Last 6 Year/Total:
0.000
Citation
Total:
57
Last 6 Year:
34
Last 6 Year/Total:
0.596
Emereibeole Enos Ihediohamma
Environmental chemistry
Contaminant trasport
environmental monitoring and assessment
H-Index Rankings
University / Institution:
# 566
Country:
# 36,047
Region:
# 127,554
World:
# 2,088,315
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
0
Last 6 Year/Total:
0.000
Citation
Total:
56
Last 6 Year:
28
Last 6 Year/Total:
0.500
Engr. Damian Dike
Power Systems
Renewable Energy
System Stabilization
Embedded Systems and Automation
H-Index Rankings
University / Institution:
# 566
Country:
# 36,047
Region:
# 127,554
World:
# 2,088,315
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
2
Last 6 Year/Total:
1.000
Citation
Total:
56
Last 6 Year:
44
Last 6 Year/Total:
0.786
H-Index Rankings
University / Institution:
# 572
Country:
# 36,254
Region:
# 128,040
World:
# 2,089,084
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
3
Last 6 Year:
1
Last 6 Year/Total:
0.333
Citation
Total:
54
Last 6 Year:
31
Last 6 Year/Total:
0.574
H-Index Rankings
University / Institution:
# 576
Country:
# 36,375
Region:
# 128,302
World:
# 2,089,508
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
1
Last 6 Year/Total:
0.500
Citation
Total:
53
Last 6 Year:
35
Last 6 Year/Total:
0.660
Aponjolosun Moses Olatunde
Maritime transport
maritime economics
port operations and shipping management
H-Index Rankings
University / Institution:
# 580
Country:
# 36,465
Region:
# 128,542
World:
# 2,089,902
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
1
Last 6 Year/Total:
1.000
Citation
Total:
52
Last 6 Year:
50
Last 6 Year/Total:
0.962
Hc Iwu
Time series analysis
Mathematical and Applied Statistics
H-Index Rankings
University / Institution:
# 580
Country:
# 36,465
Region:
# 128,542
World:
# 2,089,902
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
2
Last 6 Year/Total:
1.000
Citation
Total:
52
Last 6 Year:
31
Last 6 Year/Total:
0.596
Ifeyinwa Juliana Ofoh
Sedimentology
Petroleum geology
Artificial Intelligence/ Machine learning
sequence stratigraphy
carbon sequestration
H-Index Rankings
University / Institution:
# 601
Country:
# 37,487
Region:
# 130,961
World:
# 2,093,736
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
1
Last 6 Year/Total:
1.000
Citation
Total:
43
Last 6 Year:
43
Last 6 Year/Total:
1.000
Stanley Ibeh
Reservoir engineering
petroleum production engineering
drilling engineering
H-Index Rankings
University / Institution:
# 603
Country:
# 37,607
Region:
# 131,238
World:
# 2,094,187
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
0
Last 6 Year/Total:
0.000
Citation
Total:
42
Last 6 Year:
36
Last 6 Year/Total:
0.857
Chinonso Chris-Emenyonu
pedology
land evaluation
Environment
URBANI AND PERI URBAN AGRICULTURE AND SOILS
H-Index Rankings
University / Institution:
# 606
Country:
# 37,872
Region:
# 131,857
World:
# 2,095,172
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
0
Last 6 Year/Total:
0.000
Citation
Total:
40
Last 6 Year:
30
Last 6 Year/Total:
0.750
Anselem Orga
Mathematical Modeling
Process Simulation
Control and Optimization
H-Index Rankings
University / Institution:
# 608
Country:
# 37,999
Region:
# 132,144
World:
# 2,095,653
H-Index
Total:
4
Last 6 Year:
3
Last 6 Year/Total:
0.750
i10 Index
Total:
2
Last 6 Year:
2
Last 6 Year/Total:
1.000
Citation
Total:
39
Last 6 Year:
34
Last 6 Year/Total:
0.872
Chijioke Peter Egole
Solidification Modelling
Control Volume Methods
Physical Metallurgy of Cast Alloys
H-Index Rankings
University / Institution:
# 610
Country:
# 38,256
Region:
# 132,790
World:
# 2,096,698
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
1
Last 6 Year/Total:
1.000
Citation
Total:
37
Last 6 Year:
35
Last 6 Year/Total:
0.946
H-Index Rankings
University / Institution:
# 617
Country:
# 39,254
Region:
# 135,193
World:
# 2,100,627
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
1
Last 6 Year:
1
Last 6 Year/Total:
1.000
Citation
Total:
30
Last 6 Year:
30
Last 6 Year/Total:
1.000
H-Index Rankings
University / Institution:
# 626
Country:
# 40,246
Region:
# 137,706
World:
# 2,104,620
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
0
Last 6 Year:
0
Last 6 Year/Total:
0
Citation
Total:
24
Last 6 Year:
24
Last 6 Year/Total:
1.000
AD Scientific Index - World Scientists Rankings - 2024 H INDEX i10 INDEX CITATION
University /
Institution
Country Region World Name Country University / Institution Subject Total Last 6 year Last 6 year/total Total Last 6 year Last 6 year/total Total Last 6 year Last 6 year/total
56 11,766 54,441 1,467,212
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Pyro-gasification | Industrial and Mining Water Research Unit | Thermochemical energy conversion | Biomass waste | Syngas |

4 4 1.000 0 0 0 28 28 1.000
377 29,281 110,020 2,061,097
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

ICT/Library Administration |

4 3 0.750 1 1 1.000 191 82 0.429
409 30,223 112,721 2,064,704
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Thin Film Technology | Research on Local Raw Materials |

4 3 0.750 2 1 0.500 157 23 0.146
442 31,238 115,390 2,068,945
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Time series Analysis |

4 3 0.750 2 2 1.000 132 102 0.773
450 31,416 115,872 2,069,713
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Agronomy |

4 3 0.750 3 1 0.333 127 56 0.441
489 32,979 119,978 2,076,271
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Plant Breeding and Genetics |

4 3 0.750 2 1 0.500 96 51 0.531
505 33,459 121,203 2,078,280
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Pollution Control | Hydro biology and Fisheries | Environmental impact assessment |

4 3 0.750 2 1 0.500 88 69 0.784
548 35,277 125,776 2,085,474
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Crop science | crop protection | soil | crop production | Climate change |

4 3 0.750 2 0 0.000 64 29 0.453
556 35,564 126,430 2,086,501
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

power system engineering | renewable energy | smart energy system | distributed energy systems |

4 4 1.000 1 1 1.000 61 60 0.984
557 35,649 126,633 2,086,850
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Remote Sensing | Geospatial Analysis | Biogeography | Biodiversity Conservation | Vegetation Ecology |

4 4 1.000 1 1 1.000 60 50 0.833
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562 35,935 127,296 2,087,909
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Renewable Energy | Power Systems Engineering |

4 3 0.750 2 1 0.500 57 45 0.789
562 35,935 127,296 2,087,909
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Power Systems | Control and Renewable Energy |

4 4 1.000 1 0 0.000 57 34 0.596
566 36,047 127,554 2,088,315
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Environmental chemistry | Contaminant trasport | environmental monitoring and assessment |

4 3 0.750 2 0 0.000 56 28 0.500
566 36,047 127,554 2,088,315
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Power Systems | Renewable Energy | System Stabilization | Embedded Systems and Automation |

4 3 0.750 2 2 1.000 56 44 0.786
572 36,254 128,040 2,089,084
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Librarianship |

4 3 0.750 3 1 0.333 54 31 0.574
576 36,375 128,302 2,089,508
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Microbiology |

4 3 0.750 2 1 0.500 53 35 0.660
580 36,465 128,542 2,089,902
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Maritime transport | maritime economics | port operations and shipping management |

4 4 1.000 1 1 1.000 52 50 0.962
580 36,465 128,542 2,089,902
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Time series analysis | Mathematical and Applied Statistics |

4 3 0.750 2 2 1.000 52 31 0.596
601 37,487 130,961 2,093,736
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Sedimentology | Petroleum geology | Artificial Intelligence/ Machine learning | sequence stratigraphy | carbon sequestration |

4 4 1.000 1 1 1.000 43 43 1.000
603 37,607 131,238 2,094,187
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Reservoir engineering | petroleum production engineering | drilling engineering |

4 4 1.000 1 0 0.000 42 36 0.857
606 37,872 131,857 2,095,172
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

pedology | land evaluation | Environment | URBANI AND PERI URBAN AGRICULTURE AND SOILS |

4 4 1.000 1 0 0.000 40 30 0.750
608 37,999 132,144 2,095,653
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Mathematical Modeling | Process Simulation | Control and Optimization |

4 3 0.750 2 2 1.000 39 34 0.872
610 38,256 132,790 2,096,698
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Solidification Modelling | Control Volume Methods | Physical Metallurgy of Cast Alloys |

4 4 1.000 1 1 1.000 37 35 0.946
617 39,254 135,193 2,100,627
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

Sociolinguistics | Pragmatics | Ecolinguistics | Gender Studies |

4 4 1.000 1 1 1.000 30 30 1.000
626 40,246 137,706 2,104,620
Nigeria Nigeria Federal University of Technology Owerri Federal University of Technology Owerri Others

RESOURCE AND ENVIRONMENTAL ECONOMICS |

4 4 1.000 0 0 0 24 24 1.000