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Journal Article

Snowflake phononic topological insulator at the nanoscale

MPS-Authors
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Brendel,  Christian
Marquardt Division, Max Planck Institute for the Science of Light, Max Planck Society;

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Marquardt,  Florian
Marquardt Division, Max Planck Institute for the Science of Light, Max Planck Society;
University of Erlangen-Nürnberg, Institute for Theoretical Physics;

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PhysRevB.97.020102.pdf
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2018_Brendel_SnowflakeTopologicalInsulator.png
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Citation

Brendel, C., Peano, V., Painter, O., & Marquardt, F. (2018). Snowflake phononic topological insulator at the nanoscale. Physical Review B (Rapid Communications), 97(2): 020102. doi:10.1103/PhysRevB.97.020102.


Cite as: https://hdl.handle.net/21.11116/0000-0000-BBA7-1
Abstract
We show how the snowflake phononic crystal structure, which recently has been realized experimentally, can be turned into a topological insulator for mechanical waves. This idea, based purely on simple geometrical modifications, could be readily implemented on the nanoscale.