Open Access statistics for Purdue University West Lafayette, United States, covering academic research published from 2000 to 2024. Read More.
Open Access Percentage
37%
Total
Publications
138K
Total Open
Publications
51K
Total
Citations
4.9M
Open Access
Percentage
37%
Total
Publications
138K
Total Open
Publications
51K
Total
Citations
4.9M
Breakdown
Publisher Open
13%
Both
13%
Other Platform Open
10%
Closed
64%
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 53%
18K
Hybrid 18%
6K
No Guarantees 29%
10K
Other Platform Open
Domain 40%
13K
Institution 37%
12K
Preprint 22%
7.1K
Other Internet 22%
7K
Public 3%
881
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 13K |
Office of Scientific and Technical Information | Institution | 8.3K |
DOI | Other Internet | 6.8K |
arXiv | Preprint | 6.4K |
ETH Zurich | Institution | 1.1K |
Le Centre pour la Communication Scientifique Directe - HAL - Diderot | Institution | 898 |
epfl.ch OAI-PMH Repository | Institution | 834 |
Consejo Superior de Investigaciones Científicas | Institution | 829 |
bioRxiv | Preprint | 824 |
Figshare | Public | 783 |
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