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 …

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 …

Emerging technologies based on tailorable photon–phonon interactions promise new
capabilities ranging from high-fidelity information processing to non-reciprocal optics and …

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

The extreme miniaturization of a cold-atom interferometer accelerometer requires the
development of novel technologies and architectures for the interferometer subsystems …

In a non-reciprocal optical amplifier, gain depends on whether the light propagates forwards
or backwards through the device. Typically, one requires either the magneto-optical effect …

Opto-mechanical interactions in guided wave media are drawing great interest in
fundamental research and applications. Forward stimulated Brillouin scattering, in particular …

Electrically driven acousto-optic devices that provide beam deflection and optical frequency
shifting have broad applications from pulse synthesis to heterodyne detection. Commercially …

Acousto-optic interactions involving propagating phonons can break the time-reversal and
frequency-modulation symmetry of light. However, conventional acousto-optic modulators …

With the rapid development of microwave photonic functionalities to support 5G and defence
systems, there has been an increased interest in employing stimulated Brillouin scattering …