Photocathode Definition

Photocathode Sentence Examples

• When light strikes a photocathode inside the tube, an electron is emitted, which accelerates toward the first anode in a multiplier unit.

• Interactive Flash Tutorial Photomultiplier Tubes Discover how photomultipliers work by amplifying the electrons generated by a photocathode exposed to a photon flux.

• Any available light from the outside world enters the lens and strikes a special device called a photocathode.

• The photocathode converts the few photons that strike it into a corresponding pattern of electrical energy called electrons.

• The next evolution of the technology involved a more advanced photocathode that could further improve the amplification of light.