Resumen
We introduce the concept of topological invariants to nanophononics and implement a nanophononic semiconductor system supporting a robust topological interface state at 300GHz. We optically probe this mode through Brillouin spectroscopy and coherent phonon generation experiments. This type of topological interface states could become part of novel devices requiring resonant nanoacoustic structures such as compact integrated Brillouin light sources operating at ultrahigh frequencies.
| Idioma original | Inglés |
|---|---|
| Páginas (desde-hasta) | 1013 |
| Número de páginas | 1 |
| Publicación | International Conference on Metamaterials, Photonic Crystals and Plasmonics |
| Estado | Publicada - 2019 |
| Publicado de forma externa | Sí |
| Evento | 10th International Conference on Metamaterials, Photonic Crystals and Plasmonics, META 2019 - Lisbon, Portugal Duración: 23 jul. 2019 → 26 jul. 2019 |
Huella
Profundice en los temas de investigación de 'Topological states of acoustic phonons in semiconductor nanocavities'. En conjunto forman una huella única.Citar esto
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