The nonlinear optical response of materials allows optical functionality not seen in linear
devices, such as switching, wavelength conversion, and adaptive optics. Unfortunately, the …

Standard continuum assumptions commonly used to describe the fluid mechanics of simple
liquids have the potential to break down when considering flows at the nanometer scale …

Acoustic vibrations in plasmonic nanoparticles, monitored by an all-optical means, have
attracted significant increasing interest because they provide unique insight into the …

Coherent acoustic phonon vibrations of Au nanopolyhedrons, including nanocubes, nano-
octahedrons, and nanocuboctahedrons, in aqueous solutions and poly (vinyl alcohol)(PVA) …

Radiation losses due to energy transfer to acoustic waves in the surroundings lead to short
vibrational lifetimes of plasmonic nanoresonators and severely limits their applications in …

Confocal pump-probe backscattering was used to study phonon dynamics of single
nanoparticles, which can extend to confocal pump-probe microscopy for investigating carrier …

We use molecular simulations to demonstrate the formation of a vacuum layer around a
vibrating nanoparticle in a liquid. This vacuum layer forms readily for high frequencies with …

We monitor in situ gold nanoparticle growth in aqueous solution by probing the acoustic
vibrations with four-wave mixing. We observe two acoustic vibrational modes of gold …

Plasmonic nanoparticles have garnered significant interest in recent years as their unique
properties hold great promise for advancing light-harvesting applications ranging from …

This chapter focuses on applications of nanoparticles in enhanced optical nonlinearities.
The role of acoustic resonance of nanoparticles in nonlinear optical response, where the …