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Multiband Hypersound Filtering in Two-Dimensional Colloidal Crystals: Adhesion, Resonances, and Periodicity

[Image: see text] The hypersonic phonon propagation in large-area two-dimensional colloidal crystals is probed by spontaneous micro Brillouin light scattering. The dispersion relation of thermally populated Lamb waves reveals multiband filtering due to three distinct types of acoustic band gaps. We...

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Detalles Bibliográficos
Autores principales: Graczykowski, Bartlomiej, Vogel, Nicolas, Bley, Karina, Butt, Hans-Jürgen, Fytas, George
Formato: Online Artículo Texto
Lenguaje:English
Publicado: American Chemical Society 2020
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7068716/
https://www.ncbi.nlm.nih.gov/pubmed/32017578
http://dx.doi.org/10.1021/acs.nanolett.9b05101