Leiden University

Leiden University

Leiden University is a public research university in Leiden, Netherlands. Established in 1575 by William, Prince of Orange as a Protestant institution, it holds the distinction of being the oldest university in the Netherlands of today. Derived from Wikipedia licensed CC-BY-SA.

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


Open Access Percentage

62%


Total
Publications

73K


Total Open
Publications

45K


Total
Citations

3.2M


Open Access
Percentage

62%


Total
Publications

73K


Total Open
Publications

45K


Total
Citations

3.2M

Wikipedia

Website

download

Breakdown

13% 36% 10% 41%

Publisher Open

13%

Both

36%

Other Platform Open

10%

Closed

41%

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

05001k1.5k2k2.5k3k3.5k4k4.5k5kTotal Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

41%OA Journal

OA Journal 41%

14K

Hybrid 28%

9.5K

No Guarantees 31%

10K

Other Platform Open

Institution 78%

27K

Preprint 30%

10K

Domain 25%

8.8K

Other Internet 10%

3.4K

Public 2%

767

Other Platform Locations

Name

Platform Type

Publications

DANS - Data Archiving and Networked Services
Institution
25K
arXiv
Preprint
10K
universiteitleiden.nl OAI-PMH Repository
Institution
10K
PubMed Central
Domain
8.8K
DOI
Other Internet
2.9K
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
2.3K
University of Groningen / Centre for Information Technology - University of Groningen research database
Institution
1.4K
VU Research Portal
Institution
1.2K
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI
Institution
790
Europe PMC
Domain
695
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Data updated 18 August 2025

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