electron beam

Other forms: electron beams

Definitions of electron beam

1. noun

   a group of nearly parallel lines of electromagnetic radiation
   synonyms: beam, ray

   types:

   cathode ray

   a beam of electrons emitted by the cathode of an electrical discharge tube

   particle beam

   a collimated flow of particles (atoms or electrons or molecules)

   ion beam, ionic beam

   a beam of ions moving in the same direction at the same speed

   type of:

   electromagnetic radiation, electromagnetic wave, nonparticulate radiation

   radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge