Institute of Astrophysics and Space Sciences

Institute of Astrophysics and Space Sciences

Open Access statistics for Institute of Astrophysics and Space Sciences, Portugal, covering academic research published from 2000 to 2025.

Open Access statistics for Institute of Astrophysics and Space Sciences, Portugal, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

92%


Total
Publications

3.2K


Total Open
Publications

3K


Total
Citations

156K


Open Access
Percentage

92%


Total
Publications

3.2K


Total Open
Publications

3K


Total
Citations

156K

Website

download

Breakdown

9% 66% 16% 9%

Publisher Open

9%

Both

66%

Other Platform Open

16%

Closed

9%

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

050100150200250300Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

83%OA Journal

OA Journal 83%

1.9K

Hybrid 9%

204

No Guarantees 8%

198

Other Platform Open

Preprint 74%

1.9K

Institution 69%

1.8K

Other Internet 16%

410

Public 2%

47

Domain 1%

35

Other Platform Locations

Name

Platform Type

Publications

arXiv
Preprint
2K
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
612
DOI
Other Internet
414
Royal Netherlands Academy of Arts and Sciences
Institution
282
Office of Scientific and Technical Information
Institution
267
doaj.org OAI-PMH Repository
Institution
254
University of Groningen
Institution
249
University of Liège
Institution
197
Consejo Superior de Investigaciones Científicas
Institution
187
University of Birmingham
Institution
173
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Data updated 12 August 2026

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