University of Sierra Leone

The University of Sierra Leone is the name of the former unitary public university system in Sierra Leone. Established in February 1827, it is the oldest university in Africa. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for University of Sierra Leone, Sierra Leone, covering academic research published from 2000 to 2024. Read More.

Open Access Percentage

81%

Total
Publications

2.7K

Total Open
Publications

2.2K

Total
Citations

50K

Open Access
Percentage

81%

Total
Publications

2.7K

Total Open
Publications

2.2K

Total
Citations

50K

Wikipedia

Website

download

Breakdown

Publisher Open

33%

Both

38%

Other Platform Open

Closed

20%

Percentage of Open Access over time

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

Open

Closed

Publisher Open

OA Journal 52%

964

Hybrid 30%

561

No Guarantees 18%

324

Other Platform Open

Domain 69%

855

Institution 24%

293

Other Internet 23%

287

Preprint 8%

102

Public 3%

Other Platform Locations

Name	Platform Type	Publications
PubMed Central	Domain	855
DOI	Other Internet	271
Europe PMC	Domain	54
Research Square	Preprint	43
medRxiv	Preprint	43
Queen Margaret University	Institution	37
Figshare	Public	31
King's College London	Institution	28
Unknown Repository	Other Internet	26
Royal Netherlands Academy of Arts and Sciences	Institution	24

1 / 12

Data updated 18 August 2025