Portevin-Le Chatelier effect

Portevin-Le Chatelier effect

[¦port‚van lə‚shat·lē′ā i‚fekt]
(solid-state physics)
The effect of foreign atoms on the deformation curve of a material, in which steps appear in what was initially a smooth curve.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
De Cooman, "Localized deformation due to Portevin-Le Chatelier effect in 18Mn-0.6C TWIP austenitic steel," ISIJInternational, vol.
The second S-type instability is clearly associated with negative strain-rate sensitivity, giving rise to discontinuous yielding known as the Portevin-Le Chatelier effect. The S-type instability has received a great attention in AE community, resulting in many publications (see reviews [4, 5]).