1 janv. 1897 - Cathode Ray Tube
Description:
A Cathode Ray tube is a vacuum that contains a phosphorescent screen and at least one electron gun. One of the earliest ray tubes was invented by Ferdinand Braun in 1897 when it gained a nickname: Braun Tube.
Ajouté au bande de temps:
Development and Discovery of Atomic Theory, the Periodic Table, and Radiation
Kelsey West
Date:
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