A self-sustaining electrical discharge between at least two electrodes, characterized
by a comparatively small
cathode fall voltage, a low burning voltage and a relatively high
current density. The burning voltage of an arc is the voltage across the electrode gap during an
arc discharge.
Source:
Cite as:
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by
A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997).
XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic,
J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8.
https://doi.org/10.1351/goldbook.