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 …

Summary Phase Change Materials (PCMs) have demonstrated tremendous potential as a
platform for achieving diverse functionalities in active and reconfigurable micro …

The Year 2022 marks 100 years since Leon Brillouin predicted and theoretically described
the interaction of optical waves with acoustic waves in a medium. Accordingly, this resonant …

A key concept underlying the specific functionalities of metasurfaces is the use of constituent
components to shape the wavefront of the light on demand. Metasurfaces are versatile …

Going beyond the canonical cavity-optomechanical system consisting of a Fabry–Perot
cavity with a movable end mirror, here we explore a new paradigm in which phononic crystal …

Coherent optomechanical interaction known as stimulated Brillouin scattering (SBS) can
enable ultrahigh resolution signal processing and narrow-linewidth lasers. SBS has recently …

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

Cascaded Brillouin lasers based on guided-wave structures are applied across a range of
important fields such as optical communications, microwave photonics, and sensing …

Photonic integrated lasers with an ultra-low fundamental linewidth and a high output power
are important for precision atomic and quantum applications, high-capacity communications …

Brillouin lasers providing extremely narrow-linewidth are emerging as a powerful tool for
microwave photonics, coherent communications, quantum processors, and spectroscopy …