Title :
Room Temperature Photoluminescence from Ge/SiGe Quantum Well Structure in Microdisk Resonator
Author :
Chen, Xiaochi ; Huo, Yijie ; Fei, Edward T. ; Shambat, Gary ; Liu, Xi ; Kamins, Theodore I. ; Vuckovic, Jelena ; Harris, James S.
Author_Institution :
Dept. of Electr. Eng., Stanford Univ., Stanford, CA, USA
Abstract :
In this paper, we report the enhanced direct band gap photoluminescence from carrier confinement in Ge quantum wells with SiGe barriers at room temperature. We have also fabricated a microdisk resonator and present the tapered-fiber coupled high-Q cavity mode from Ge quantum wells.
Keywords :
Ge-Si alloys; germanium; optical resonators; photoluminescence; semiconductor quantum wells; Ge quantum wells; Ge-SiGe; Ge-SiGe quantum well structure; Si; SiGe barriers; carrier confinement; direct band gap photoluminescence enhancement; microdisk resonator; tapered-fiber coupled high-Q cavity mode; temperature 293 K to 298 K; Optical resonators; Photoluminescence; Photonic band gap; Photonics; Silicon; Silicon germanium;
Conference_Titel :
Photonics and Optoelectronics (SOPO), 2012 Symposium on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4577-0909-8
DOI :
10.1109/SOPO.2012.6271119
