Title :
Ultralow-threshold electrically driven photonic-crystal nanocavity laser
Author :
Sato, Takao ; Takeda, Kenji ; Shinya, Akihiko ; Nozaki, Kengo ; Taniyama, H. ; Hasebe, Koichi ; Kakitsuka, Takaaki ; Notomi, M. ; Matsuo, Shoichiro
Author_Institution :
NTT Photonics Labs., Atsugi, Japan
fDate :
June 30 2013-July 4 2013
Abstract :
We demonstrate an electrically driven photonic-crystal nanocavity laser with an InAlAs sacrificial layer. The laser exhibits an ultralow threshold current of 7.8 μA and an energy cost of 14 fJ/bit with 12.5-Gbit/s direct modulation.
Keywords :
III-V semiconductors; indium compounds; laser cavity resonators; nanophotonics; photonic crystals; semiconductor lasers; InAlAs; bit rate 12.5 Gbit/s; current 7.8 muA; direct modulation; electrically driven photonic-crystal nanocavity laser; energy cost; sacrificial layer; ultralow threshold current; Fiber lasers; Indium compounds; Indium phosphide; Photonics; Semiconductor lasers; Threshold current; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2013 Conference on
Conference_Location :
Kyoto
DOI :
10.1109/CLEOPR.2013.6600366
