Qi2

Qi2

Open Access statistics for Qi2, United States, covering academic research published from 2000 to 2025.

Open Access statistics for Qi2, United States, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

67%


Total
Publications

489


Total Open
Publications

327


Total
Citations

6.5K


Open Access
Percentage

67%


Total
Publications

489


Total Open
Publications

327


Total
Citations

6.5K

Website

download

Breakdown

39% 21% 6% 34%

Publisher Open

39%

Both

21%

Other Platform Open

6%

Closed

34%

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

0102030405060708090100Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

25%OA Journal

OA Journal 25%

71

Hybrid 52%

147

No Guarantees 23%

67

Other Platform Open

Institution 55%

72

Domain 54%

71

Other Internet 13%

17

Preprint 8%

10

Public 2%

2

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
75
doaj.org OAI-PMH Repository
Institution
37
DOI
Other Internet
13
Unknown Repository
Other Internet
7
Office of Scientific and Technical Information
Institution
7
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
6
Research Square
Preprint
3
White Rose University Consortium
Institution
2
Universitat de València
Institution
2
Universitat de Lleida
Institution
2
1 / 6

Data updated 12 August 2026

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