Fig. 12
From: Investigation on the creep mechanism of PA6 films based on quasi point defect theory

“quasi point defects” theoretical model of amorphous materials22, (a) “quasi point defects” sites in amorphous materials, (b) “quasi point defects” are activated in a multi-coupling field, (c) The formation, expansion and merging of SMDs and the induction of new “quasi point defects” sites.