Crossref
Crossref is a nonprofit open digital infrastructure organisation for the global scholarly research community. Uniquely and persistently recording and connecting knowledge through open metadata and identifiers for all research objects such as grants and articles. Derived from Wikipedia licensed CC-BY-SA.
Open Access statistics for Crossref, United States, covering academic research published from 2001 to 2023. Read More.
Open Access Percentage
82%
Total
Publications
87
Total Open
Publications
71
Total
Citations
659
Open Access
Percentage
82%
Total
Publications
87
Total Open
Publications
71
Total
Citations
659
Breakdown
Publisher Open
55%
Both
23%
Other Platform Open
4%
Closed
18%
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 34%
23
Hybrid 47%
32
No Guarantees 19%
13
Other Platform Open
Other Internet 39%
9
Institution 30%
7
Domain 30%
7
Public 22%
5
Preprint 17%
4
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
DOI | Other Internet | 11 |
Europe PMC | Domain | 6 |
PubMed Central | Domain | 5 |
University of Edinburgh - Edinburgh Research Explorer | Institution | 4 |
Zenodo | Public | 3 |
bioRxiv | Preprint | 3 |
Semantic Scholar | Public | 2 |
Curtin University - eSpace | Institution | 2 |
Unknown Repository | Other Internet | 1 |
University of Michigan - Deep Blue | Institution | 1 |