DocumentCode :
3015652
Title :
Enhanced direct bandgap emission from germanium-based ring resonators
Author :
Lim, Peng Huei ; Kobayashi, Yosuke ; Takita, Shinya ; Ishikawa, Yasuhiko ; Wada, Kazumi
Author_Institution :
Dept. of Mater. Eng., Univ. of Tokyo, Tokyo
fYear :
2008
fDate :
17-19 Sept. 2008
Firstpage :
356
Lastpage :
358
Abstract :
We report the room temperature enhancement of direct bandgap emission from germanium microcavities with wavelength-scale dimensions and high optical confinement. A decline in the emission enhancement with lower Qs is attributed to the Purcell effect.
Keywords :
cavity resonators; elemental semiconductors; germanium; micro-optics; microcavities; optical resonators; Ge; Purcell effect; direct bandgap emission; germanium microcavities; germanium-based ring resonators; Electron optics; Microcavities; Optical losses; Optical materials; Optical ring resonators; Optical scattering; Optical waveguides; Photonic band gap; Semiconductor materials; Stimulated emission;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Group IV Photonics, 2008 5th IEEE International Conference on
Conference_Location :
Cardiff
Print_ISBN :
978-1-4244-1769-8
Electronic_ISBN :
978-1-4244-1768-1
Type :
conf
DOI :
10.1109/GROUP4.2008.4638198
Filename :
4638198
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=3015652
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