Silicon photonics for exascale systems

S Rumley, D Nikolova, R Hendry, Q Li… - Journal of Lightwave …, 2015 - opg.optica.org
With the extraordinary growth in parallelism at all system scales driven by multicore
architectures, computing performance is increasingly determined by how efficiently high …

High-speed silicon photonics modulators

J Witzens - Proceedings of the IEEE, 2018 - ieeexplore.ieee.org
The realization of gigahertz bandwidth modulators out of silicon-based technology in the
early 2000s marked a cornerstone of silicon photonics development. While modulation …

Metropolitan quantum key distribution with silicon photonics

D Bunandar, A Lentine, C Lee, H Cai, CM Long… - Physical Review X, 2018 - APS
Photonic integrated circuits provide a compact and stable platform for quantum photonics.
Here we demonstrate a silicon photonics quantum key distribution (QKD) encoder in the first …

Widely-tunable, narrow-linewidth III-V/silicon hybrid external-cavity laser for coherent communication

H Guan, A Novack, T Galfsky, Y Ma, S Fathololoumi… - Optics express, 2018 - opg.optica.org
We demonstrate a III-V/silicon hybrid external cavity laser with a tuning range larger than 60
nm at the C-band on a silicon-on-insulator platform. A III-V semiconductor gain chip is …

Use of silicon photonics wavelength multiplexing techniques for fast parallel readout in high energy physics

G Alimonti, R Ammendola, A Andreazza… - Nuclear Instruments and …, 2019 - Elsevier
Optical wavelength multiplexing is a widely used technique in Information and
Communication Technology to increase maximum data transmission bandwidth on a single …

Single Microring-Based Silicon Photonic Crossbar Switches

Q Li, D Nikolova, DM Calhoun, Y Liu… - IEEE Photonics …, 2015 - ieeexplore.ieee.org
Realizing small-footprint and energy-efficient optical switching fabrics is of crucial
importance to solve the data movement challenges faced by optical interconnection …

O-band silicon photonic transmitters for datacom and computercom interconnects

S Pitris, M Moralis-Pegios, T Alexoudi… - Journal of Lightwave …, 2019 - opg.optica.org
Today, the datacenter ecosystems are fueling the demand for novel transmitter (ΤΧ)
technologies complying with the off-board, on-board, and chip-to-chip computing needs …

Symmetrical polarization splitter/rotator design and application in a polarization insensitive WDM receiver

Y Ma, Y Liu, H Guan, A Gazman, Q Li, R Ding, Y Li… - Optics express, 2015 - opg.optica.org
In integrated photonics, the design goal of a polarization splitter/rotator (PSR) has been
separating the TE0 and TM0 modes in a waveguide. This is a natural choice. But in theory, a …

5 x 20 Gb/s heterogeneously integrated III-V on silicon electro-absorption modulator array with arrayed waveguide grating multiplexer

X Fu, J Cheng, Q Huang, Y Hu, W Xie, M Tassaert… - Optics express, 2015 - opg.optica.org
We present a five-channel wavelength division multiplexed modulator module that
heterogeneously integrates a 200 GHz channel-spacing silicon arrayed-waveguide grating …

A 4× 40 Gb/s O-band WDM silicon photonic transmitter based on micro-ring modulators

S Pitris, M Moralis-Pegios, T Alexoudi… - Optical Fiber …, 2019 - opg.optica.org
We present an O-band micro-ring-based silicon-photonic 4-channel WDM transmitter with
6.75 nm-channel spacing for high-speed optical interconnects and demonstrate 4× 40 Gb/s …