
Holger Sommer
Engineering & Technology / Petroleum Engineering
AD Scientific Index ID: 3700565
Holger Sommer Academic Profile: Rankings
In University of Namibia
125
Scientists
Scientists
In Namibia
321
Scientists
Scientists
In Africa
187,776
Scientists
Scientists
In World
2,607,486
Scientists
Scientists
Citation Index
H-Index
i-10 Index
Scores
H-Index
32%
#40
H-Index
18.69%
#60
H-Index
H-Index
H Index
13
Total Ranks
i-10 Index
41.6%
#52
i-10 Index
23.68%
#76
i-10 Index
i-10 Index
i-10 Index
14
Citation Index
32%
#40
Citation Index
19%
#61
Citation Index
Citation Index
Citations
723
H-Index
51.2%
#64
H-Index
28.97%
#93
H-Index
H-Index
H Index
9
Last 6 Years Ranks
i-10 Index
56%
#70
i-10 Index
32.09%
#103
i-10 Index
i-10 Index
i-10 Index
6
Citation Index
61.6%
#77
Citation Index
36.14%
#116
Citation Index
Citation Index
Citations
191
Engineering & Technology*
In University of Namibia
44
Scientists
Scientists
In Namibia
46
Scientists
Scientists
In Africa
24,660
Scientists
Scientists
In World
417,465
Scientists
Scientists
Rank
13.64%
#6
Rank
26.09%
#12
Rank
Rank
Petroleum Engineering*
In University of Namibia
1
Scientists
Scientists
In Namibia
1
Scientists
Scientists
In Africa
342
Scientists
Scientists
In World
2,309
Scientists
Scientists
Rank
100%
#1
Rank
100%
#1
Rank
Rank
* Apr 04, 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' (1.101.975 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
University of Namibia Rankings
AD Scientific Index ID
3700565
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