Nihon Dempa Kogyo (Japan)
Nihon Dempa Kogyo Co., Ltd. or NDK is one of the world's largest quartz crystal companies, based in Shibuya, Tokyo, Japan. Using its synthetic quartz crystals, NDK produces crystal-related products such as crystal devices and ultrasonic transducers for medical use. Derived from Wikipedia licensed CC-BY-SA.
Open Access statistics for Nihon Dempa Kogyo (Japan), Japan, covering academic research published from 2001 to 2024. Read More.
Open Access Percentage
19%
Total
Publications
85
Total Open
Publications
16
Total
Citations
1.9K
Open Access
Percentage
19%
Total
Publications
85
Total Open
Publications
16
Total
Citations
1.9K
Breakdown
Publisher Open
13%
Both
5%
Other Platform Open
1%
Closed
81%
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 40%
6
Hybrid 27%
4
No Guarantees 33%
5
Other Platform Open
Domain 40%
2
Institution 20%
1
Preprint 20%
1
Other Internet 20%
1
Public 0%
0
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 2 |
DOI | Other Internet | 2 |
University of Padua | Institution | 1 |
University of Bristol | Institution | 1 |
medRxiv | Preprint | 1 |
Fraunhofer Society | Institution | 1 |