
Sylvester Nnaemeka Orjiakor
Engineering & Technology / Food Science and Engineering
AD Scientific Index ID: 5811600
Sylvester Nnaemeka Orjiakor Academic Profile: Rankings
In Nnamdi Azikiwe University
2,373
Scientists
Scientists
In Nigeria
48,031
Scientists
Scientists
In Africa
169,884
Scientists
Scientists
In World
2,449,322
Scientists
Scientists
Citation Index
H-Index
i-10 Index
Scores
H-Index
62.16%
#1,475
H-Index
66.59%
#31,983
H-Index
H-Index
H Index
3
Total Ranks
i-10 Index
70.08%
#1,663
i-10 Index
76.97%
#36,970
i-10 Index
i-10 Index
i-10 Index
0
Citation Index
68.44%
#1,624
Citation Index
74.95%
#35,999
Citation Index
Citation Index
Citations
18
H-Index
61.27%
#1,454
H-Index
65.28%
#31,354
H-Index
H-Index
H Index
3
Last 6 Years Ranks
i-10 Index
68.94%
#1,636
i-10 Index
75.92%
#36,465
i-10 Index
i-10 Index
i-10 Index
0
Citation Index
66.79%
#1,585
Citation Index
71.72%
#34,447
Citation Index
Citation Index
Citations
18
Engineering & Technology*
In Nnamdi Azikiwe University
179
Scientists
Scientists
In Nigeria
5,736
Scientists
Scientists
In Africa
25,259
Scientists
Scientists
In World
426,461
Scientists
Scientists
Rank
74.86%
#134
Rank
71.51%
#4,102
Rank
Rank
Food Science and Engineering*
In Nnamdi Azikiwe University
33
Scientists
Scientists
In Nigeria
724
Scientists
Scientists
In Africa
1,913
Scientists
Scientists
In World
12,261
Scientists
Scientists
Rank
66.67%
#22
Rank
77.9%
#564
Rank
Rank
* Feb 28, 2025 | According to Total H Index | BETA VERSION
Join our list to unlock premium membership benefits and view the full version of your profile – click here. Notice: Please note that the subject field rankings for the world, region, country, and university are in the Beta Version due to the exclusion of profiles classified under 'Others' (937.843 scientists whose branches have not been determined or updated). These rankings will adjust as profiles are updated.
Reporting Inappropriate Profiles: To report inappropriate, inaccurate, or unethical profiles, including deceased scientists or profiles that require deletion, please contact [email protected]. In line with our Data Privacy Policy, if you wish to have your personal information removed, please email [email protected]. We will delete your data within 5 business days.
Free Updates: To update your university or institution name, please email [email protected] with your AD Scientific Index ID and supporting documentation.
Google Scholar
Visit Web Page

University / Institution Rankings
Nnamdi Azikiwe University Rankings
AD Scientific Index ID
5811600
Web Of Science Researcher ID
H-Index , Verified Peer Reviews, Citing Articles
ORCID ID
Scopus Author ID
H-Index, Citations, Documents
Researchgate
Research Interest Score, h-index
-
school
Academic Degree