
Open Access statistics for Opto-Knowledge Systems (United States), United States, covering academic research published from 2000 to 2025.
Open Access statistics for Opto-Knowledge Systems (United States), United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
26%
Total
Publications
77
Total Open
Publications
20
Total
Citations
3K
Open Access
Percentage
26%
Total
Publications
77
Total Open
Publications
20
Total
Citations
3K
Breakdown
Publisher Open
5%
Both
9%
Other Platform Open
13%
Closed
73%
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 73%
8
Hybrid 18%
2
No Guarantees 9%
1
Other Platform Open
Institution 65%
11
Preprint 41%
7
Domain 41%
7
Other Internet 12%
2
Public 6%
1
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 7 |
Office of Scientific and Technical Information | Institution | 7 |
bioRxiv | Preprint | 6 |
doaj.org OAI-PMH Repository | Institution | 5 |
DOI | Other Internet | 4 |
University of Manchester | Institution | 2 |
University of Cambridge | Institution | 2 |
Keele University | Institution | 2 |
California Institute of Technology | Institution | 2 |
California Digital Library | Institution | 2 |