The Erosion Rates of Arc Cathode Spots by Crater Formation

✍ Scribed by E. Hantzsche

Publisher: John Wiley and Sons
Year: 1980
Tongue: English
Weight: 674 KB
Volume: 20
Category: Article
ISSN: 0005-8025
DOI: 10.1002/ctpp.19800200105

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## Abstract The forces acting on the cathode arc spot surface and removing the molten layer from the crater bottom are composed mainly of the ion pressure, the neutral gas pressure and the evaporation recoil whilst electrostatic forces diminish the effective pressure that is in the order of some 10