Graphene is an ideal material for optoelectronic applications. Its photonic properties give
several advantages and complementarities over Si photonics. For example, graphene …

The arrival of the big data era has driven the rapid development of high-speed optical
signaling and processing, ranging from long-haul optical communication links to short-reach …

Topological features—global properties not discernible locally—emerge in systems ranging
from liquid crystals to magnets to fractional quantum Hall systems. A deeper understanding …

Light scattering in disordered media has been studied extensively due to its prevalence in
natural and artificial systems. In photonics most of the research has focused on …

The ability to process optical signals without passing into the electrical domain has always
attracted the attention of the research community. Processing photons by photons unfolds …

Metal interconnections are expected to become the limiting factor for the performance of
electronic systems as transistors continue to shrink in size. Replacing them by optical …

We present a novel waveguide geometry for enhancing and confining light in a nanometer-
wide low-index material. Light enhancement and confinement is caused by large …

Miniaturizing spectrometers for compact and cost-effective mobile platforms is a major
challenge in current spectroscopy research, where conventional spectrometers are …

The most basic and generic configuration, which consists of a unidirectional coupling
between a ring resonator and a waveguide, is considered. The fundamental working …

High-index-contrast, wavelength-scale structures are key to ultracompact integration of
photonic integrated circuits. The fabrication of these nanophotonic structures in silicon-on …