What are phonoritons?
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Phonoritons are quasiparticles that emerge from the strong coupling between excitons, photons, and longitudinal acoustic phonons in optomechanical systems . These systems involve the bidirectional conversion of optical and microwave signals, and phonoritons are a signature of this coupling. They are observed as self-oscillations or phonon lasing, which demonstrate the reversible conversion of photons to phonons . Phonon-exciton-photon quasiparticles, known as phonoritons, are responsible for these oscillations . Phonon lasing is achieved through exciton-enhanced optomechanical coupling in a structured semiconductor microcavity . Phonoritons can be controlled and manipulated, allowing for coherent microwave-to-photon interconversion using electrically generated GHz-vibrations and a resonant optical laser beam . These findings establish polariton condensates as a scalable interface between microwave and optical domains with enhanced coupling rates . Phonon-polariton excitations, or phonoritons, can also be used to create optically controlled nanoscale acoustic diodes .
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| Phonoritons are a new kind of elementary excitation in semiconductors that are formed by the interaction of polaritons, excitons, photons, and longitudinal acoustic phonons. | |
| Phonoritons are hybrid excitations of phonons and polaritons, resulting from the photoelastic interaction in a periodic multiple-quantum-well structure. | |
| Phonoritons are hybridized exciton-photon-phonon excitations in a monolayer h-BN optical cavity. | |
25 Oct 2022 | Phonoritons are quasiparticles that emerge from the strong coupling between phonons and exciton-polaritons in a structured semiconductor microcavity. |
| Phonoritons are quasiparticles that emerge from the strong coupling between phonons (vibrations), excitons (electron-hole pairs), and photons in a structured semiconductor microcavity. |
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