Title :
Hydrogenated amorphous silicon microcylindrical resonators for ultrafast modulation
Author :
Vukovic, Natasha ; Healy, Noel ; Suhailin, F.H. ; Mehta, P. ; Day, T.D. ; Badding, J.V. ; Peacock, Anna C.
Author_Institution :
Optoelectron. Res. Centre, Univ. of Southampton, Southampton, UK
Abstract :
We report on the large Kerr induced wavelength shift observed in our hydrogenated amorphous silicon microresonators and demonstrate their use for all-optical modulation and switching on picosecond time scales with only subpicojoule pulse energies.
Keywords :
amorphous semiconductors; elemental semiconductors; high-speed optical techniques; hydrogen; micro-optics; microcavities; optical Kerr effect; optical modulation; optical switches; silicon; Kerr-induced wavelength shift; Si:H; all-optical modulation; all-optical switching; hydrogenated amorphous silicon microcylindrical resonators; microresonators; picosecond time scales; subpicojoule pulse energies; ultrafast modulation; Microcavities; Nonlinear optics; Optical fibers; Optical switches; Silicon;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
