National Open University of Nigeria

National Open University of Nigeria

The National Open University of Nigeria is a federal open and distance learning institution, the first of its kind in the West African sub-region. It is Nigeria's largest tertiary institution in terms of student numbers, and is popularly referred to as NOUN. Derived from Wikipedia licensed CC-BY-SA.

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


Open Access Percentage

78%


Total
Publications

1.6K


Total Open
Publications

1.3K


Total
Citations

7.9K


Open Access
Percentage

78%


Total
Publications

1.6K


Total Open
Publications

1.3K


Total
Citations

7.9K

Wikipedia

Website

download

Breakdown

65% 8% 4% 23%

Publisher Open

65%

Both

8%

Other Platform Open

4%

Closed

23%

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

050100150200250300Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

28%OA Journal

OA Journal 28%

326

Hybrid 41%

475

No Guarantees 31%

356

Other Platform Open

Domain 35%

67

Other Internet 33%

63

Institution 30%

57

Preprint 8%

15

Public 4%

8

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
67
DOI
Other Internet
59
Research Square
Preprint
12
Université de Montréal - Érudit
Institution
8
GESIS – Leibniz Institute for the Social Sciences - Social Science Open Access Repository
Institution
8
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
6
King's College London - Research Portal
Institution
5
Figshare
Public
5
Zenodo
Public
4
University of Pretoria - UpSpace Institutional Repository
Institution
4
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Data updated 18 August 2025

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