University of Sierra Leone

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

80%


Total
Publications

2.7K


Total Open
Publications

2.1K


Total
Citations

50K


Open Access
Percentage

80%


Total
Publications

2.7K


Total Open
Publications

2.1K


Total
Citations

50K

Wikipedia

Website

download

Breakdown

33% 39% 7% 21%

Publisher Open

33%

Both

39%

Other Platform Open

7%

Closed

21%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

050100150200250300350400Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

52%OA Journal

OA Journal 52%

950

Hybrid 29%

532

No Guarantees 19%

351

Other Platform Open

Domain 73%

876

Institution 25%

298

Other Internet 22%

265

Preprint 4%

48

Public 3%

36

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
879
DOI
Other Internet
234
Europe PMC
Domain
44
Research Square
Preprint
41
Queen Margaret University - Queen Margaret University Publications Repository
Institution
37
Elsevier - Scopus
Institution
37
Figshare
Public
30
Unknown Repository
Other Internet
24
DANS - Data Archiving and Networked Services
Institution
24
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
21
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Data updated 18 August 2025

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