Title :
Topology design and fabrication of an efficient double 90° photonic Crystal waveguide bend
Author :
Jensen, J.S. ; Sigmund, O. ; Frandsen, L.H. ; Borel, P.I. ; HarpØth, A. ; Kristensen, M.
Author_Institution :
Dept. of Mech. Eng., Tech. Univ. of Denmark, Lyngby, Denmark
fDate :
6/1/2005 12:00:00 AM
Abstract :
We have designed and fabricated a novel 90° bend in a photonic crystal waveguide. The design was obtained using topology optimization and the fabricated waveguide displays a bend loss for transverse-electric-polarized light of less than 1 dB per bend in a 200-nm wavelength range.
Keywords :
light polarisation; optical design techniques; optical fabrication; optical losses; optical planar waveguides; optimisation; photonic crystals; waveguide discontinuities; 200 nm; bend loss; double 90° bend; planar photonic crystal waveguide; topology design; topology optimization; transverse-electric-polarized light; waveguide bend; waveguide fabrication; Conducting materials; Design methodology; Design optimization; Displays; Mechanical factors; Optical device fabrication; Performance loss; Photonic band gap; Photonic crystals; Topology; Planar photonic crystals (PhCs); topology optimization; waveguide bends;
Journal_Title :
Photonics Technology Letters, IEEE
DOI :
10.1109/LPT.2005.846502
