Shooting an electron beam through air
Shooting an electron beam through air
m.youtube.com Shooting an electron beam through air
A special 100nm thick window allows 25 KeV electrons to pass from a vacuum tube to the atmosphere where they hit a fluorescent screen -- a CRT in air!Shielde...
![Shooting an electron beam through air](https://lemmy.ca/pictrs/image/3484e422-0079-45aa-845b-2aa476fb7941.jpeg?format=webp&thumbnail=256)
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