High Energy Accelerator Research Organization

High Energy Accelerator Research Organization

The High Energy Accelerator Research Organization, known as KEK, is a Japanese organization whose purpose is to operate the largest particle physics laboratory in Japan, situated in Tsukuba, Ibaraki prefecture. It was established in 1997. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for High Energy Accelerator Research Organization, Japan, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

60%


Total
Publications

22K


Total Open
Publications

13K


Total
Citations

650K


Open Access
Percentage

60%


Total
Publications

22K


Total Open
Publications

13K


Total
Citations

650K

Wikipedia

Website

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Breakdown

19% 26% 14% 41%

Publisher Open

19%

Both

26%

Other Platform Open

14%

Closed

41%

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

01002003004005006007008009001kTotal Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

41%OA Journal

OA Journal 41%

4K

Hybrid 28%

2.7K

No Guarantees 31%

3K

Other Platform Open

Institution 63%

5.7K

Preprint 54%

4.9K

Other Internet 19%

1.7K

Domain 8%

703

Public 1%

115

Other Platform Locations

Name

Platform Type

Publications

arXiv
Preprint
4.9K
Office of Scientific and Technical Information
Institution
4.7K
DOI
Other Internet
2.9K
doaj.org OAI-PMH Repository
Institution
1.4K
National Institute of Informatics
Institution
776
University of Copenhagen
Institution
735
PubMed Central
Domain
710
Unknown Repository
Other Internet
685
Queen Mary University of London
Institution
623
University of Birmingham
Institution
594
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Data updated 12 August 2026

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