Nanomechanics, nanoacoustics, and nanophononics refer to the engineering of acoustic
phonons and elastic waves at the nanoscale and their interactions with other excitations …

Since the invention of the silicon subwavelength grating waveguide in 2006, subwavelength
metamaterial engineering has become an essential design tool in silicon photonics …

Optomechanical crystals (OMCs) are a promising and versatile platform for transduction
between mechanical and optical fields. However, the release from the substrate used in …

Silicon oxynitride (SiON) is a low-loss and versatile material for linear and nonlinear
photonics applications. Controlling the oxygen-to-nitrogen (O/N) ratio in SiON provides an …

Optomechanical cavities are powerful tools for classical and quantum information
processing that can be realized using nanophotonic structures that co-localize optical and …

Vortex beams that carry orbital angular moment (OAM) have recently attracted a great
amount of research interest, and metasurfaces and planar microcavities have emerged as …

Silicon photonics, with its CMOS compatibility and high integration density, has enabled a
wide range of novel applications. Harnessing stimulated Brillouin scattering (SBS), an …

Optical orbital angular momentum (OAM) is a property of light that describes the rotation of
its electromagnetic field as it travels through space. Light with OAM, also known as a vortex …

The manipulation of ultra-high-frequency acoustic phonons in the tens of gigahertz to sub-
terahertz range offers a promising avenue for technological advancements. This control can …

Periodically patterning silicon with a subwavelength pitch opens new degrees of freedom to
control nonlinear effects and optomechanical interactions in silicon photonic circuits with …