
Open Access statistics for Columbia University, United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
53%
Total
Publications
240K
Total Open
Publications
127K
Total
Citations
13M
Open Access
Percentage
53%
Total
Publications
240K
Total Open
Publications
127K
Total
Citations
13M
Breakdown
Publisher Open
12%
Both
21%
Other Platform Open
19%
Closed
48%
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 47%
37K
Hybrid 16%
13K
No Guarantees 37%
29K
Other Platform Open
Domain 54%
52K
Institution 40%
39K
Other Internet 24%
23K
Preprint 16%
15K
Public 2%
2.4K
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 52K |
DOI | Other Internet | 23K |
doaj.org OAI-PMH Repository | Institution | 16K |
arXiv | Preprint | 10K |
Office of Scientific and Technical Information | Institution | 9.4K |
Unknown Repository | Other Internet | 3.6K |
bioRxiv | Preprint | 3.2K |
California Digital Library | Institution | 2.6K |
Figshare | Public | 2.2K |
Royal Netherlands Academy of Arts and Sciences | Institution | 2.2K |