Mapping the dispersion of water wave channels

Document Type

Article

Publication Date

12-1-2018

Abstract

Large classes of electronic, photonic, and acoustic crystals and quasi-crystals have been predicted to support topological wave-modes. Some of these modes are stabilized by certain symmetries but others occur as pure wave phenomena, hence they can be observed in many other media that support wave propagation. Surface water-waves are mechanical in nature but very different from the elastic waves, hence they can provide a new platform for studying topological wave-modes. Motivated by this perspective, we report theoretical and experimental characterizations of water-wave crystals obtained by periodic patterning of the water surface. In particular, we demonstrate the band structure of the spectra and existence of spectral gaps.

Identifier

85042260941 (Scopus)

Publication Title

Scientific Reports

External Full Text Location

https://doi.org/10.1038/s41598-018-21462-2

e-ISSN

20452322

PubMed ID

29463800

Issue

1

Volume

8

Grant

1056168

Fund Ref

Norsk Sykepleierforbund

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