A recent renaissance in Brillouin scattering research has been driven by the increasing
maturity of photonic integration platforms and nanophotonics. The result is a new breed of …

Microwave signal filtering is a fundamental and central functionality in radio-frequency (RF)
systems. Underpinned by advanced integrated photonics technologies, emerging integrated …

Radio-frequency communication systems have long used bulk-and surface-acoustic-wave
devices supporting ultrasonic mechanical waves to manipulate and sense signals. These …

Stimulated Brillouin scattering (SBS), as one type of third-order nonlinear optics effect, is
extensively exploited and rapidly developed in the field of lasers and optoelectronics. A …

The interaction between light and mesoscopic mechanical degrees of freedom has been
investigated under various perspectives, from spectroscopy in condensed matter, optical …

Brillouin scattering is an important and interesting nonlinear effect involving the interaction
between optical and acoustic fields in optical waveguides. It is increasingly useful in the field …

We demonstrate the first acousto-optic modulators in lithium niobate films on sapphire,
detailing the dependence of the piezoelectric and optomechanical coupling coefficients on …

Since the advent of the laser, acousto-optic modulators have been an important tool for
controlling light. Recent advances in on-chip lithium niobate waveguide technology present …

In the well-known stimulated Brillouin scattering (SBS) process, spontaneous acoustic
phonons in materials are stimulated by laser light and scatter the latter into a Stokes …

We numerically demonstrate that lithium niobate on insulator (LNOI) waveguides may
support confined short-wavelength surface acoustic waves that interact strongly with optical …