Title :
Nanocavity-enhanced optical Stark shift in a single quantum dot under extremely low excitation power
Author :
Takagi, Hiroyuki ; Ota, Yasutomo ; Kumagai, Naoto ; Ishida, Satomi ; Iwamoto, Satoshi ; Arakawa, Yasuhiko
Author_Institution :
IIS, Univ. of Tokyo, Tokyo, Japan
Abstract :
An enhanced optical Stark shift in a single quantum dot is demonstrated using a newly-designed H1-type photonic crystal nanocavity. A 70μeV shift is observed at 450nW; 110-times lower than excitation powers reported in the literature.
Keywords :
III-V semiconductors; Stark effect; indium compounds; photoluminescence; photonic crystals; semiconductor quantum dots; H1-type photonic crystal nanocavity; InAs; electron volt energy 70 mueV; extremely-low excitation power; nanocavity-enhanced optical Stark shift; photoluminescence emission spectra; power 450 nW; single quantum dot; Cavity resonators; Laser excitation; Laser modes; Laser tuning; Optical polarization; Power lasers; Stark effect;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
