Meaning of phononic crystal | Babel Free
Definitions
A periodic nanostructure that exhibit periodicity in its structure that results in bandgaps where energy cannot propagate, as well as negative refraction that can be exploited for wave focusing.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.