Northern California Research

Northern California Research

Open Access statistics for Northern California Research, United States, covering academic research published from 2000 to 2025.

Open Access statistics for Northern California Research, United States, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

44%


Total
Publications

518


Total Open
Publications

227


Total
Citations

29K


Open Access
Percentage

44%


Total
Publications

518


Total Open
Publications

227


Total
Citations

29K

Website

download

Breakdown

15% 19% 9% 57%

Publisher Open

15%

Both

19%

Other Platform Open

9%

Closed

57%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

05101520253035Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

32%OA Journal

OA Journal 32%

55

Hybrid 19%

33

No Guarantees 49%

86

Other Platform Open

Domain 86%

125

Institution 39%

57

Preprint 2%

3

Public 2%

3

Other Internet 2%

3

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
127
doaj.org OAI-PMH Repository
Institution
28
California Digital Library
Institution
27
Europe PMC
Domain
5
Harvard University
Institution
4
Unknown Repository
Other Internet
3
National Institutes of Health
Institution
3
Figshare
Public
3
Washington University in St. Louis
Institution
2
Universitat Pompeu Fabra
Institution
2
1 / 3

Data updated 12 August 2026

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