Rankings for Scientist

University, Subject, Country, Region, World

Nnamdi Azikiwe University Scientists Natural Sciences / Chemical Sciences Rankings 2024

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 and University Subject Rankings.  Click here for individual or institutional registration.

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Total 16 scientist, 1 country, 1 institution
John K Nduka
John K Nduka
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Chemistry
H-Index Rankings
University / Institution:
# 20
Country:
# 959
Region:
# 7,273
World:
# 444,036
H-Index
Total:
20
Last 6 Year:
16
Last 6 Year/Total:
0.800
i10 Index
Total:
34
Last 6 Year:
24
Last 6 Year/Total:
0.706
Citation
Total:
1,471
Last 6 Year:
838
Last 6 Year/Total:
0.570
Chinedum Charles Onyenekwe|Onyenekwe Charles, Charles Onyenekwe, Onyenekwe Chinedum
Chinedum Charles Onyenekwe|Onyenekwe Charles, Charles Onyenekwe, Onyenekwe Chinedum
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
clinical chemistry and immunology
H-Index Rankings
University / Institution:
# 63
Country:
# 2,120
Region:
# 13,287
World:
# 638,952
H-Index
Total:
15
Last 6 Year:
11
Last 6 Year/Total:
0.733
i10 Index
Total:
22
Last 6 Year:
14
Last 6 Year/Total:
0.636
Citation
Total:
1,126
Last 6 Year:
774
Last 6 Year/Total:
0.687
Patrice Okoye
Patrice Okoye
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Pollution
Analytical Chemistry
Catalysis and Renewable Energy
H-Index Rankings
University / Institution:
# 91
Country:
# 2,747
Region:
# 16,426
World:
# 722,788
H-Index
Total:
13
Last 6 Year:
11
Last 6 Year/Total:
0.846
i10 Index
Total:
17
Last 6 Year:
15
Last 6 Year/Total:
0.882
Citation
Total:
717
Last 6 Year:
476
Last 6 Year/Total:
0.664
Innocent Igwilo
Innocent Igwilo
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Nutritional and Environmental Biochemistry with bias in medicinal plants
H-Index Rankings
University / Institution:
# 105
Country:
# 3,035
Region:
# 17,951
World:
# 762,949
H-Index
Total:
12
Last 6 Year:
11
Last 6 Year/Total:
0.917
i10 Index
Total:
18
Last 6 Year:
12
Last 6 Year/Total:
0.667
Citation
Total:
691
Last 6 Year:
360
Last 6 Year/Total:
0.521
Nkiruka Rose Ukibe
Nkiruka Rose Ukibe
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Chemical Pathology
Immunology
Infectious Diseases
HIV
Malaria
H-Index Rankings
University / Institution:
# 121
Country:
# 3,171
Region:
# 18,551
World:
# 777,249
H-Index
Total:
12
Last 6 Year:
10
Last 6 Year/Total:
0.833
i10 Index
Total:
14
Last 6 Year:
11
Last 6 Year/Total:
0.786
Citation
Total:
721
Last 6 Year:
578
Last 6 Year/Total:
0.802
Felix Ahamefule Onyegbule
Felix Ahamefule Onyegbule
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Pharmaceutical analysis
herbal drug evaluation & quality control
analytical and medicinal
H-Index Rankings
University / Institution:
# 145
Country:
# 3,548
Region:
# 20,383
World:
# 820,788
H-Index
Total:
11
Last 6 Year:
10
Last 6 Year/Total:
0.909
i10 Index
Total:
13
Last 6 Year:
11
Last 6 Year/Total:
0.846
Citation
Total:
387
Last 6 Year:
303
Last 6 Year/Total:
0.783
Uche Eunice Ekpunobi
Uche Eunice Ekpunobi
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Analytical and Materials Chemistry
H-Index Rankings
University / Institution:
# 177
Country:
# 4,048
Region:
# 22,788
World:
# 876,366
H-Index
Total:
10
Last 6 Year:
9
Last 6 Year/Total:
0.900
i10 Index
Total:
11
Last 6 Year:
8
Last 6 Year/Total:
0.727
Citation
Total:
431
Last 6 Year:
277
Last 6 Year/Total:
0.643
Nkechi H. Okoye
Nkechi H. Okoye
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Industrial and Environmental Chemistry
H-Index Rankings
University / Institution:
# 234
Country:
# 4,876
Region:
# 26,389
World:
# 944,707
H-Index
Total:
9
Last 6 Year:
8
Last 6 Year/Total:
0.889
i10 Index
Total:
8
Last 6 Year:
4
Last 6 Year/Total:
0.500
Citation
Total:
230
Last 6 Year:
155
Last 6 Year/Total:
0.674
Isaac Okerulu,
Isaac Okerulu,
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Organic Chemistry
H-Index Rankings
University / Institution:
# 261
Country:
# 5,224
Region:
# 27,669
World:
# 966,852
H-Index
Total:
9
Last 6 Year:
5
Last 6 Year/Total:
0.556
i10 Index
Total:
8
Last 6 Year:
4
Last 6 Year/Total:
0.500
Citation
Total:
255
Last 6 Year:
93
Last 6 Year/Total:
0.365
Japhet Olisekodiaka
Japhet Olisekodiaka
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Chemical Pathology
H-Index Rankings
University / Institution:
# 302
Country:
# 5,938
Region:
# 30,629
World:
# 1,013,445
H-Index
Total:
8
Last 6 Year:
6
Last 6 Year/Total:
0.750
i10 Index
Total:
7
Last 6 Year:
3
Last 6 Year/Total:
0.429
Citation
Total:
235
Last 6 Year:
115
Last 6 Year/Total:
0.489
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Josephat Okechukwu Ogbuagu
Josephat Okechukwu Ogbuagu
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Analytical and Environmental Chemistry
H-Index Rankings
University / Institution:
# 303
Country:
# 5,948
Region:
# 30,665
World:
# 1,013,794
H-Index
Total:
8
Last 6 Year:
6
Last 6 Year/Total:
0.750
i10 Index
Total:
7
Last 6 Year:
4
Last 6 Year/Total:
0.571
Citation
Total:
212
Last 6 Year:
112
Last 6 Year/Total:
0.528
Enemor, Vha
Enemor, Vha
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
(i) Pharmacology/Toxicology (medicinal plants/natural products research)
food bioactives.
H-Index Rankings
University / Institution:
# 324
Country:
# 6,646
Region:
# 33,632
World:
# 1,060,187
H-Index
Total:
7
Last 6 Year:
6
Last 6 Year/Total:
0.857
i10 Index
Total:
6
Last 6 Year:
5
Last 6 Year/Total:
0.833
Citation
Total:
346
Last 6 Year:
166
Last 6 Year/Total:
0.480
Onyema Chukwuebuka Thankgod
Onyema Chukwuebuka Thankgod
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Analytical/Organic Chemistry
H-Index Rankings
University / Institution:
# 355
Country:
# 7,298
Region:
# 36,154
World:
# 1,095,284
H-Index
Total:
6
Last 6 Year:
6
Last 6 Year/Total:
1.000
i10 Index
Total:
6
Last 6 Year:
6
Last 6 Year/Total:
1.000
Citation
Total:
180
Last 6 Year:
122
Last 6 Year/Total:
0.678
Onwumelu HA
Onwumelu HA
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Physical Chemistry
Corrosion and Environmental Chemistry
H-Index Rankings
University / Institution:
# 389
Country:
# 10,143
Region:
# 47,078
World:
# 1,217,439
H-Index
Total:
5
Last 6 Year:
3
Last 6 Year/Total:
0.600
i10 Index
Total:
4
Last 6 Year:
1
Last 6 Year/Total:
0.250
Citation
Total:
130
Last 6 Year:
44
Last 6 Year/Total:
0.338
Okoye Nkeoma Nkasi
Okoye Nkeoma Nkasi
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Spectroscopy
Analysis of Plant phenolics
H-Index Rankings
University / Institution:
# 392
Country:
# 10,400
Region:
# 48,366
World:
# 1,235,761
H-Index
Total:
4
Last 6 Year:
4
Last 6 Year/Total:
1.000
i10 Index
Total:
3
Last 6 Year:
2
Last 6 Year/Total:
0.667
Citation
Total:
310
Last 6 Year:
205
Last 6 Year/Total:
0.661
Amalachukwu Obi
Amalachukwu Obi
Nnamdi Azikiwe University
Nnamdi Azikiwe University
Natural Sciences / Chemical Sciences
Adsorption
Isotherm
Kinetics
Thermodynamics
H-Index Rankings
University / Institution:
# 398
Country:
# 12,408
Region:
# 56,158
World:
# 1,316,680
H-Index
Total:
3
Last 6 Year:
3
Last 6 Year/Total:
1.000
i10 Index
Total:
2
Last 6 Year:
2
Last 6 Year/Total:
1.000
Citation
Total:
223
Last 6 Year:
73
Last 6 Year/Total:
0.327
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
20 959 7,273 444,036
John K NdukaJohn K Nduka
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Chemistry |

20 16 0.800 34 24 0.706 1,471 838 0.570
63 2,120 13,287 638,952
Chinedum Charles Onyenekwe|Onyenekwe Charles, Charles Onyenekwe, Onyenekwe ChinedumChinedum Charles Onyenekwe|Onyenekwe Charles, Charles Onyenekwe, Onyenekwe Chinedum
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

clinical chemistry and immunology |

15 11 0.733 22 14 0.636 1,126 774 0.687
91 2,747 16,426 722,788
Patrice OkoyePatrice Okoye
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Pollution | Analytical Chemistry | Catalysis and Renewable Energy |

13 11 0.846 17 15 0.882 717 476 0.664
105 3,035 17,951 762,949
Innocent IgwiloInnocent Igwilo
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Nutritional and Environmental Biochemistry with bias in medicinal plants |

12 11 0.917 18 12 0.667 691 360 0.521
121 3,171 18,551 777,249
Nkiruka Rose UkibeNkiruka Rose Ukibe
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Chemical Pathology | Immunology | Infectious Diseases | HIV | Malaria |

12 10 0.833 14 11 0.786 721 578 0.802
145 3,548 20,383 820,788
Felix Ahamefule OnyegbuleFelix Ahamefule Onyegbule
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Pharmaceutical analysis | herbal drug evaluation & quality control | analytical and medicinal |

11 10 0.909 13 11 0.846 387 303 0.783
177 4,048 22,788 876,366
Uche Eunice EkpunobiUche Eunice Ekpunobi
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Analytical and Materials Chemistry |

10 9 0.900 11 8 0.727 431 277 0.643
234 4,876 26,389 944,707
Nkechi H. OkoyeNkechi H. Okoye
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Industrial and Environmental Chemistry |

9 8 0.889 8 4 0.500 230 155 0.674
261 5,224 27,669 966,852
Isaac Okerulu,Isaac Okerulu,
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Organic Chemistry |

9 5 0.556 8 4 0.500 255 93 0.365
302 5,938 30,629 1,013,445
Japhet OlisekodiakaJaphet Olisekodiaka
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Chemical Pathology |

8 6 0.750 7 3 0.429 235 115 0.489
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303 5,948 30,665 1,013,794
Josephat Okechukwu OgbuaguJosephat Okechukwu Ogbuagu
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Analytical and Environmental Chemistry |

8 6 0.750 7 4 0.571 212 112 0.528
324 6,646 33,632 1,060,187
Enemor, VhaEnemor, Vha
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

(i) Pharmacology/Toxicology (medicinal plants/natural products research) | food bioactives. |

7 6 0.857 6 5 0.833 346 166 0.480
355 7,298 36,154 1,095,284
Onyema Chukwuebuka ThankgodOnyema Chukwuebuka Thankgod
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Analytical/Organic Chemistry |

6 6 1.000 6 6 1.000 180 122 0.678
389 10,143 47,078 1,217,439
Onwumelu HAOnwumelu HA
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Physical Chemistry | Corrosion and Environmental Chemistry |

5 3 0.600 4 1 0.250 130 44 0.338
392 10,400 48,366 1,235,761
Okoye Nkeoma NkasiOkoye Nkeoma Nkasi
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Spectroscopy | Analysis of Plant phenolics |

4 4 1.000 3 2 0.667 310 205 0.661
398 12,408 56,158 1,316,680
Amalachukwu ObiAmalachukwu Obi
Nigeria Nnamdi Azikiwe University Nnamdi Azikiwe University Natural Sciences / Chemical Sciences

Adsorption | Isotherm | Kinetics | Thermodynamics |

3 3 1.000 2 2 1.000 223 73 0.327