Title :
Room-temperature continuous-wave operation of λ/4-shifted membrane distributed feedback lasers
Author :
Takahiro Tomiyasu;Daisuke Inoue;Takuo Hiratani;Yuki Atsuji;Tomohiro Amemiya;Nobuhiko Nishiyama;Shigehisa Arai
Author_Institution :
Department of Electrical and Electronic Engineering, Tokyo Institute of Technology, Japan
Abstract :
We realized λ/4-shifted membrane DFB lasers for an ultralow threshold current operation. A threshold current of 280 μA was obtained for the cavity length of 30 μm under room-temperature continuous-wave condition.
Keywords :
"Threshold current","Cavity resonators","Optical interconnections","Substrates","Gratings","Etching","Optical waveguides"
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2015 11th Conference on
DOI :
10.1109/CLEOPR.2015.7376369
