The ability to efficiently absorb light in ultrathin (subwavelength) layers is essential for
modern electro-optic devices, including detectors, sensors, and nonlinear modulators …

Coupling between plasmonic resonances and molecular vibrations in nanocrystals (NCs)
offers a promising approach for detecting molecules at low concentrations and discerning …

Plasmonic nanocrystals in close-packed assemblies exhibit collective optical resonance and
strongly concentrated electric fields due to coupling. The spectral red-shift from the localized …

Collective plasmon resonances in superlattice assemblies of metallic nanoparticles are
influenced by nanoparticle attributes and assembly structure. Although grain boundaries …

Understanding how colloidal soft materials interact with light is crucial to the rational design
of optical metamaterials. Electromagnetic simulations are computationally expensive and …

Plasmonic catalysis, whereby either an optically resonating metal couples to a catalytic
material or a catalytic metal particle achieves optical resonance, has been a mainstay of …

Optical metasurfaces are conventionally viewed as organized flat arrays of photonic or
plasmonic nanoresonators, also called metaatoms. However, recent advancements in …

Doped metal oxide nanocrystals exhibit a localized surface plasmon resonance that is
widely tunable across the mid-to near-infrared region, making them useful for applications in …

This study delves into the phenomenon of near-zero reflectance and phase singularity within
a random array of gold nanoislands, employing a combination of theoretical and …

The optical properties of disordered plasmonic nanoparticle assemblies can be continuously
tuned through the structural organization and composition of their colloidal building blocks …