Ultrafast all‐optical switching
Z Chai, X Hu, F Wang, X Niu, J Xie… - Advanced Optical …, 2017 - Wiley Online Library
Ultrafast all‐optical switching, possessing the unique function of light controlling light, is an
essential component of on‐chip ultrafast optical connection networks as well as integrated …
essential component of on‐chip ultrafast optical connection networks as well as integrated …
Sub-femtojoule all-optical switching using a photonic-crystal nanocavity
Although high-speed all-optical switches are expected to replace their electrical
counterparts in information processing, their relatively large size and power consumption …
counterparts in information processing, their relatively large size and power consumption …
Toward fJ/bit optical communication in a chip
M Notomi, K Nozaki, A Shinya, S Matsuo… - Optics …, 2014 - Elsevier
This article reviews our recent studies of ultralow-power nanophotonics devices toward
implementing a dense optical communication network in a processor chip. A photonic crystal …
implementing a dense optical communication network in a processor chip. A photonic crystal …
Ultrafast all-optical switching in a silicon-nanocrystal-based silicon slot waveguide at telecom wavelengths
We demonstrate experimentally all-optical switching on a silicon chip at telecom
wavelengths. The switching device comprises a compact ring resonator formed by horizontal …
wavelengths. The switching device comprises a compact ring resonator formed by horizontal …
Ultrashort free-carrier lifetime in low-loss silicon nanowaveguides
We demonstrate reduction of the free-carrier lifetime in a silicon nanowaveguide from 3 ns to
12.2 ps by applying a reverse bias across an integrated pin diode. This observation …
12.2 ps by applying a reverse bias across an integrated pin diode. This observation …
Fano resonance control in a photonic crystal structure and its application to ultrafast switching
We experimentally demonstrate a photonic crystal structure that allows easy and robust
control of the Fano spectrum. Its operation relies on controlling the amplitude of light …
control of the Fano spectrum. Its operation relies on controlling the amplitude of light …
Effects of cavity nonlinearities and linear losses on silicon microring-based reservoir computing
Microring resonators (MRRs) are promising devices for time-delay photonic reservoir
computing, but the impact of the different physical effects taking place in the MRRs on the …
computing, but the impact of the different physical effects taking place in the MRRs on the …
Optical bistable SOI micro-ring resonators for memory applications
The present work focuses on experimental investigations of a bistable silicon-on-insulator
(SOI) micro-ring resonator (MRR). The resonator exploits a continuous-wave operation of …
(SOI) micro-ring resonator (MRR). The resonator exploits a continuous-wave operation of …
All-optical switch based on novel physics effects
H Qi, X Wang, X Hu, Z Du, J Yang, Z Yu… - Journal of Applied …, 2021 - pubs.aip.org
All-optical switches are among the most important parts of integrated photonics. Ultrahigh
speed and ultralow energy consumption are two necessary indexes of all-optical switches …
speed and ultralow energy consumption are two necessary indexes of all-optical switches …
Picosecond all-optical switching in hydrogenated amorphous silicon microring resonators
We utilize cross-phase modulation to observe all-optical switching in microring resonators
fabricated with hydrogenated amorphous silicon (a-Si: H). Using 2.7-ps pulses from a mode …
fabricated with hydrogenated amorphous silicon (a-Si: H). Using 2.7-ps pulses from a mode …