National Academy of Sciences

National Academy of Sciences

The National Academy of Sciences is a United States nonprofit, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering and the National Academy of Medicine. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for National Academy of Sciences, United States, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

33%


Total
Publications

3K


Total Open
Publications

992


Total
Citations

84K


Open Access
Percentage

33%


Total
Publications

3K


Total Open
Publications

992


Total
Citations

84K

Wikipedia

Website

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Breakdown

17% 12% 3% 68%

Publisher Open

17%

Both

12%

Other Platform Open

3%

Closed

68%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

020406080100120140160180200220240260280300Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

35%OA Journal

OA Journal 35%

295

Hybrid 20%

167

No Guarantees 45%

382

Other Platform Open

Institution 64%

303

Preprint 42%

199

Domain 26%

123

Other Internet 16%

76

Public 2%

8

Other Platform Locations

Name

Platform Type

Publications

arXiv
Preprint
198
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI
Institution
185
PubMed Central
Domain
120
DOI
Other Internet
47
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
46
DANS - Data Archiving and Networked Services
Institution
44
Unknown Repository
Other Internet
33
PUBDB - DESY Publication Database
Institution
30
JAXA - JAXA Repository
Institution
30
European Organization for Nuclear Research - CERN Document Server
Institution
22
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Data updated 18 August 2025

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