Open Access statistics for NTT (Japan), Japan, covering academic research published from 2000 to 2024. Read More.
Open Access Percentage
24%
Total
Publications
19K
Total Open
Publications
4.5K
Total
Citations
288K
Open Access
Percentage
24%
Total
Publications
19K
Total Open
Publications
4.5K
Total
Citations
288K
Breakdown
Publisher Open
17%
Both
4%
Other Platform Open
4%
Closed
75%
Percentage of Open Access over time
Publisher Open
Both
Other Platform Open
Closed
Volume of Open Access over time
Open
Closed
Publisher Open
OA Journal 24%
916
Hybrid 16%
616
No Guarantees 60%
2.3K
Other Platform Open
Preprint 41%
576
Institution 27%
380
Domain 25%
347
Other Internet 15%
207
Public 10%
136
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
arXiv | Preprint | 557 |
PubMed Central | Domain | 346 |
Europe PMC | Domain | 177 |
CiteSeer X | Other Internet | 136 |
Semantic Scholar | Public | 109 |
University College London - UCL Discovery | Institution | 44 |
DOI | Other Internet | 42 |
Technical University of Denmark, DTU - Technical University of Denmark, DTU Orbit | Institution | 41 |
Kyoto University - Kyoto University Research Information Repository | Institution | 31 |
bioRxiv | Preprint | 26 |
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