3 papers
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…
physics.app-ph2023
High-resolution acoustic field mapping of GHz phononic crystals with atomic force microscopy
Pitanti, Alessandro, Yuan +5
On-chip technology based on acoustic waves is a strong asset in modern telecommunication with the prospects of becoming a cornerstone of next-generation devices. In this context, m…