Title :
Thermal nonlinearity and optical bistability in a graphene-silicon waveguide resonator
Author :
Horvath, C. ; Bachman, D. ; Van, V.
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Alberta, Edmonton, AB, Canada
fDate :
June 30 2013-July 4 2013
Abstract :
We report observation of optical bistability due to enhanced thermal nonlinearity in a graphene-silicon waveguide resonator. Ohmic self-heating in the graphene layer results in a 2.7-fold increase in the nonlinear index over bare silicon waveguide.
Keywords :
graphene; optical bistability; optical resonators; optical waveguides; silicon; C-Si; Ohmic self-heating; graphene layer; graphene-silicon waveguide resonator; nonlinear index; optical bistability; thermal nonlinearity; Conductivity; Graphene; Heating; Optical bistability; Optical resonators; Optical waveguides; Silicon;
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2013 Conference on
Conference_Location :
Kyoto
DOI :
10.1109/CLEOPR.2013.6599993
