Cathode rays

Cathode rays were defined as streams of radiation traveling from the negatively charged electrode in a vacuum tube. This discovery paved the way for further research in electron physics and the development of electronic devices.
 Eugen Goldstein Germany 1876 Cathode rays

Cathode rays were defined as streams of radiation traveling from the negatively charged electrode in a vacuum tube. This discovery paved the way for further research in electron physics and the development of electronic devices.