
Open Access statistics for Research Applications (United States), United States, covering academic research published from 2000 to 2025.
Open Access statistics for Research Applications (United States), United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
61%
Total
Publications
1.8K
Total Open
Publications
1.1K
Total
Citations
69K
Open Access
Percentage
61%
Total
Publications
1.8K
Total Open
Publications
1.1K
Total
Citations
69K
Breakdown
Publisher Open
27%
Both
25%
Other Platform Open
7%
Closed
41%
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 40%
364
Hybrid 25%
223
No Guarantees 35%
316
Other Platform Open
Institution 74%
418
Domain 31%
177
Other Internet 19%
106
Preprint 6%
34
Public 3%
15
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
doaj.org OAI-PMH Repository | Institution | 226 |
PubMed Central | Domain | 178 |
Office of Scientific and Technical Information | Institution | 173 |
DOI | Other Internet | 71 |
Unknown Repository | Other Internet | 49 |
California Digital Library | Institution | 29 |
arXiv | Preprint | 17 |
Le Centre pour la Communication Scientifique Directe - HAL - Diderot | Institution | 16 |
wur.nl OAI-PMH Repository | Institution | 11 |
University of Bristol | Institution | 11 |