Dual-band selective rainbow trapping in two-dimensional gradient valley phononic crystals
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Applied Physics"
DOI: 10.1063/5.0252109
Abstract: The realization of topological rainbow trapping provides significant potential for applications in energy storage and recovery, signal sensing, and related fields. Most studies focus on the first bandgap of valley phononic crystals, which presents a… read more here.
Keywords: rainbow trapping; acoustic waves; phononic crystals; valley ... See more keywords
Elastic Valley Spin Controlled Chiral Coupling in Topological Valley Phononic Crystals.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.129.275501
Abstract: Distinct from the phononic valley pseudospin, the real physical spin of elastic waves adds a novel tool kit capable of envisaging the valley-spin physics of topological valley phononic crystals from a local viewpoint. Here, we… read more here.
Keywords: elastic spin; valley; topological valley; valley phononic ... See more keywords