Unavoidable defects. Defects cost energy to form, which implies that all solids will be nearly defect-free at low temperatures. Nevertheless, in many materials defects are omnipresent. In some host ...
Positron Annihilation Spectroscopy (PAS) is a highly sensitive, non-destructive method for probing atomic-scale imperfections in a broad spectrum of materials, from metals and ceramics to polymers and ...
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