Title :
Mitigation of optical bistability in Si-based mid-infrared photonic crystal cavities using surface treatments
Author :
Raji Shankar;Irfan Bulu;Rick Leijssen;Kogos Leonard;Marko Lončar
Author_Institution :
Graduate student, School of Engineering and Applied Sciences, Harvard University
fDate :
5/1/2012 12:00:00 AM
Abstract :
We present evidence of thermally-induced optical bistability in our mid-infrared photonic crystal cavities operating at 4.5 μm. Surface treatments are used to mitigate bistability and improve device Q-factor, with the highest measured Q ~ 45,000 at 4.48 μm.
Keywords :
"Cavity resonators","Surface treatment","Silicon","Photonic crystals","Optical bistability","Optical surface waves","Annealing"
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Print_ISBN :
978-1-4673-1839-6
DOI :
10.1364/CLEO_AT.2012.JTh2A.115
