Vacuum Tubes

The conduction of electricity in thin gases in vacuum tubes was the key to the discovery of the electron in 1897. A modern version of the vacuum tube is the television monitor.

 

 

  The First Vacuum Tube »
  The Electron Discovery Experiment  »
  Vacuum Tubes at Home »

 

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Credits: Produced by Nobel Web AB in collaboration with Erik Johansson
Vacuum Tubes is presented with the support of The Knut and Alice Wallenberg Foundation.
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