University of Nigeria

University of Nigeria

The University of Nigeria, commonly referred to as UNN, is a federal and public research university located in Nsukka, Enugu State, South-east Nigeria. Founded in 1955 by Nnamdi Azikiwe who was Governor-General of Nigeria between 1960 and 1963, and first President of Nigeria between 1963 and 1966. Derived from Wikipedia licensed CC-BY-SA.

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


Open Access Percentage

65%


Total
Publications

21K


Total Open
Publications

14K


Total
Citations

227K


Open Access
Percentage

65%


Total
Publications

21K


Total Open
Publications

14K


Total
Citations

227K

Wikipedia

Website

download

Breakdown

48% 14% 2% 36%

Publisher Open

48%

Both

14%

Other Platform Open

2%

Closed

36%

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

02004006008001k1.2k1.4k1.6k1.8k2k2.2k2.4kTotal Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

43%OA Journal

OA Journal 43%

5.5K

Hybrid 33%

4.2K

No Guarantees 24%

3.1K

Other Platform Open

Domain 64%

2.1K

Institution 27%

880

Other Internet 19%

612

Public 4%

122

Preprint 3%

90

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
2.1K
DOI
Other Internet
452
Europe PMC
Domain
139
Unknown Repository
Other Internet
100
Elsevier - Scopus
Institution
86
arXiv
Preprint
76
University of Pretoria - UpSpace Institutional Repository
Institution
59
Figshare
Public
54
Vietnam National University - VNU Journal of Science: Natural Sciences and Technology
Institution
48
Econstor - Econstor
Other Internet
48
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Data updated 18 August 2025

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