Numerous challenges present themselves when scaling traditional on-chip electrical
networks to large manycore processors. Some of these challenges include high latency …

After dominating the electronics industry for decades, silicon is on the verge of becoming the
material of choice for the photonics industry: the traditional stronghold of III-V …

Photonic circuits, in which beams of light redirect the flow of other beams of light, are a long-
standing goal for developing highly integrated optical communication components …

Nanophotonics is where photonics merges with nanoscience and nanotechnology, and
where spatial confinement considerably modifies light propagation and light-matter …

Focus Serial: Frontiers of Nonlinear Optics The strong dispersion and large third-order
nonlinearity in Si photonic wires are intimately linked in the optical physics needed for the …

Graphene has emerged as a promising optoelectronic material because its optical
properties can be rapidly and dramatically changed using electric gating. Graphene's weak …

Future many-core processors will require high-performance yet energy-efficient on-chip
networks to provide a communication substrate for the increasing number of cores. Recent …

Over the past decade, system-on-chip (SoC) designs have evolved to address the ever
increasing complexity of applications, fueled by the era of digital convergence …

We report the observation of four-wave mixing phenomenon in a simple silicon wire
waveguide at the optical powers normally employed in communications systems. The …

We demonstrate all-optical switching in the telecommunication band, in silicon photonic
crystals at high speed (∼ 50 ps)⁠, with extremely low switching energy (a few 100 fJ⁠), and …