Nihon Dempa Kogyo (Japan)

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

18%


Total
Publications

85


Total Open
Publications

15


Total
Citations

1.8K


Open Access
Percentage

18%


Total
Publications

85


Total Open
Publications

15


Total
Citations

1.8K

Wikipedia

Website

download

Breakdown

8% 8% 1% 83%

Publisher Open

8%

Both

8%

Other Platform Open

1%

Closed

83%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

0123456789Total Publications
200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

28%OA Journal

OA Journal 28%

4

Hybrid 36%

5

No Guarantees 36%

5

Other Platform Open

Institution 38%

3

Domain 38%

3

Public 38%

3

Preprint 13%

1

Other Internet 13%

1

Other Platform Locations

Name

Platform Type

Publications

whiterose.ac.uk OAI-PMH Repository
Institution
3
Semantic Scholar
Public
3
PubMed Central
Domain
3
University of Bristol - Bristol Research
Institution
2
Europe PMC
Domain
2
University of Padua - Padua Research Archive
Institution
1
University of Padova - Padua Research Archive
Institution
1
The University of Glasgow - Enlighten: Publications
Institution
1
medRxiv
Preprint
1
Massachusetts Institute of Technology - DSpace@MIT
Institution
1
1 / 2

Data updated 7 April 2025

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