LED HISTORY
Total 1 articles
Posted: 2019/7/3 Categories: LED History
In 1907 Henry Joseph Round observed electroluminescence for the first time in a piece of silicon carbide.
In the late 1920s, BernhardGudden and Robert Wichard used yellow phosphors extracted from zinc sulfide and coppe…
Viewed: 2153 times
Total 1 articles Page: 1/1
First
Prev
1
Next
Last
Go to Page
Product Category
Service
Contact
Copyright © Shenzhen Eildon Technology Co., Ltd.
