a device that amplifies a stream of electrons by causing it to strike electrodes at successively higher potentials: secondary electrons produced at each electrode increase the quantity of electrons in the stream
Electron multiplier. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/electron-multiplier
An electronic component used in photomultipliers, particle detectors, and electron microscopes, in which single electrons may produce a large current by inducing secondary emission of electrons when they strike an anode. Also called electron amplifier .