noun dynode (physics) Any of a series of electrodes within a photomultiplier tube. 1
noun dynode an electrode onto which a beam of electrons can fall, causing the emission of a greater number of electrons by secondary emission. They are used in photomultipliers to amplify the signal 0
noun dynode an electrode in a photomultiplier electron tube designed so that each impinging electron causes the emission of two or more secondary electrons 0
