Boersch effect

Boersch effect

[′bersh i‚fekt]
(electronics)
The deviation of the energy distribution of electrons emitted from a cathode from a Maxwellian distribution, due to broadening of the distribution by a space-charge region in front of the cathode.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.