Snowflake Topological Insulator for Sound Waves
classification
❄️ cond-mat.mes-hall
keywords
insulatorsnowflakesoundtopologicalwavesbeencrystalexperimentally
read the original abstract
We show how the snowflake phononic crystal structure, which has been realized experimentally recently, can be turned into a topological insulator for sound waves. This idea, based purely on simple geometrical modifications, could be readily implemented on the nanoscale.
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