Title :
Novel three-dimensional hollow-core waveguide using high-contrast sub-wavelength grating
Author :
Yang, Weijian ; Ferrara, James ; Grutter, Karen ; Yeh, Anthony ; Chase, Christopher ; Karagodsky, Vadim ; Parekh, Devang ; Yue, Yang ; Willner, Alan E. ; Wu, Ming C. ; Chang-Hasnain, Connie J.
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Univ. of California, Berkeley, CA, USA
Abstract :
A novel hollow-core waveguide using high-contrast sub-wavelength grating (HCG) is experimentally demonstrated for the first time. The waveguide is formed by two HCG planar structures and shows both transverse and lateral light confinement.
Keywords :
diffraction gratings; optical waveguides; HCG planar structures; high-contrast sub-wavelength grating; lateral light confinement; three-dimensional hollow-core waveguide; transverse light confinement; Gratings; Optical device fabrication; Optical losses; Optical reflection; Optical waveguides; Silicon;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
