
Open Access statistics for NSF NCAR High Altitude Observatory, United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
72%
Total
Publications
3.1K
Total Open
Publications
2.2K
Total
Citations
150K
Open Access
Percentage
72%
Total
Publications
3.1K
Total Open
Publications
2.2K
Total
Citations
150K
Breakdown
Publisher Open
33%
Both
34%
Other Platform Open
5%
Closed
28%
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 66%
1.3K
Hybrid 8%
154
No Guarantees 26%
525
Other Platform Open
Preprint 55%
637
Institution 51%
600
Domain 8%
97
Other Internet 7%
81
Public 1%
16
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
arXiv | Preprint | 628 |
doaj.org OAI-PMH Repository | Institution | 269 |
PubMed Central | Domain | 100 |
Le Centre pour la Communication Scientifique Directe - HAL - Diderot | Institution | 53 |
Unknown Repository | Other Internet | 44 |
GFZ Helmholtz Centre for Geosciences | Institution | 44 |
DOI | Other Internet | 44 |
University of Michigan | Institution | 36 |
University of Oslo | Institution | 35 |
Asklepios Klinik St. Georg | Institution | 35 |