Title :
Breakthroughs in Photonics 2013: A Microwatt-Threshold Raman Silicon Laser
Author :
Takahashi, Y. ; Noda, Satoshi
Author_Institution :
Nanosci. & Nanotechnol. Res. Center, Osaka Prefecture Univ., Sakai, Japan
Abstract :
A continuous-wave Raman silicon laser using a photonic-crystal high- Q nanocavity was developed in 2013, with a cavity size of less than 10 μm and an unprecedented ultralow threshold of 1 μW. This report describes how this breakthrough was accomplished by adopting a unique nanocavity design.
Keywords :
Raman lasers; laser cavity resonators; nanophotonics; photonic crystals; semiconductor lasers; silicon; Si; cavity size; continuous-wave Raman silicon laser; microwatt-threshold Raman silicon laser; nanocavity design; photonic-crystal high-Q nanocavity; Laser excitation; Optical waveguides; Photonic crystals; Photonics; Pump lasers; Silicon; Waveguide lasers; Nanocavities; photonic crystal lasers; silicon nanophotonics;
Journal_Title :
Photonics Journal, IEEE
DOI :
10.1109/JPHOT.2014.2310218