3 papers
cond-mat.mtrl-sci2025
Near-room-temperature zero-dimensional polariton lasers with sub-10 GHz linewidths
Ismael dePedro-Embid, Alexander S. Kuznetsov, Klaus Biermann +2
Narrow and brilliant spectral lines are essential assets for high-resolution spectroscopy as well as for precision sensing and optomechanics. In semiconductor structures and, in pa…
physics.optics2025
GHz helical acoustic drum modes on a chip
N. Ashurbekov, I. dePedro-Embid, A. Pitanti +2
On-chip laterally confined GHz acoustic modes with tunable helicity open the way for advanced optomechanical functionalities. Here, we demonstrate a novel concept for the implement…
physics.optics2024
Acousto-optic modulated vortex beam with tunable topological charge
Alessandro Pitanti, Nazim Ashurbekov, Ismael dePedro-Embid +2
Controlling the symmetry of optical and mechanical waves is pivotal to their full exploitation in technological applications and topology-linked fundamental physics experiments. Le…