Silicon microring resonators

W Bogaerts, P De Heyn… - Laser & Photonics …, 2012 - Wiley Online Library
An overview is presented of the current state‐of‐the‐art in silicon nanophotonic ring
resonators. Basic theory of ring resonators is discussed, and applied to the peculiarities of …

Dispersion engineered slow light in photonic crystals: a comparison

SA Schulz, L O'Faolain, DM Beggs, TP White… - Journal of …, 2010 - iopscience.iop.org
We review the different types of dispersion engineered photonic crystal waveguides that
have been developed for slow light applications. We introduce the group index bandwidth …

Optical resonator analog of a two-dimensional topological insulator

GQ Liang, YD Chong - Physical Review Letters, 2013 - APS
A lattice of optical ring resonators can exhibit a topological insulator phase, with the role of
spin played by the direction of propagation of light within each ring. Unlike the system …

Silicon photonic integration platform—have we found the sweet spot?

DX Xu, JH Schmid, GT Reed… - IEEE Journal of …, 2014 - ieeexplore.ieee.org
The current trend in silicon photonics towards higher levels of integration as well as the
model of using CMOS foundries for fabrication are leading to a need for standardization of …

Electrically tunable topological notch filter for THz integrated photonics

M Gupta, A Kumar, R Singh - Advanced Optical Materials, 2023 - Wiley Online Library
Electromagnetic filtering is essential for emerging integrated photonic technologies and
widely adaptable processing of high‐bandwidth signals. The conventional electro‐optic …

Fast electrical switching of orbital angular momentum modes using ultra-compact integrated vortex emitters

MJ Strain, X Cai, J Wang, J Zhu, DB Phillips… - Nature …, 2014 - nature.com
The ability to rapidly switch between orbital angular momentum modes of light has important
implications for future classical and quantum systems. In general, orbital angular momentum …

Tunable delay lines in silicon photonics: coupled resonators and photonic crystals, a comparison

A Melloni, A Canciamilla, C Ferrari… - IEEE Photonics …, 2010 - ieeexplore.ieee.org
In this paper, we report a direct comparison between coupled resonator optical waveguides
(CROWs) and photonic crystal waveguides (PhCWs), which have both been exploited as …

Loss engineered slow light waveguides

L O'Faolain, SA Schulz, DM Beggs, TP White… - Optics express, 2010 - opg.optica.org
Slow light devices such as photonic crystal waveguides (PhCW) and coupled resonator
optical waveguides (CROW) have much promise for optical signal processing applications …

The first decade of coupled resonator optical waveguides: bringing slow light to applications

F Morichetti, C Ferrari, A Canciamilla… - Laser & Photonics …, 2012 - Wiley Online Library
A century after the first optical cavity, coupled resonator optical waveguides (CROWs) were
conceived as a new way to guide light on a photonic chip. Controlling chains of coupled …

Roughness induced backscattering in optical silicon waveguides

F Morichetti, A Canciamilla, C Ferrari, M Torregiani… - Physical review …, 2010 - APS
We report on the direct observation of backscattering induced by sidewall roughness in high-
index-contrast optical waveguides based on total internal reflection. Our results demonstrate …