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Journal article

Topology design and fabrication of an efficient double 90° photonic crystal waveguide bend

In I E E E Photonics Technology Letters — 2005, Volume 17, Issue 6, pp. 1202-1204

By Jensen, Jakob Søndergaard^1,2; Sigmund, Ole^1,2; Frandsen, Lars Hagedorn^3,4; Borel, Peter Ingo^3,4; Harpøth, Anders⁴; Kristensen, Martin⁴

From

Solid Mechanics, Department of Mechanical Engineering, Technical University of Denmark¹

Department of Mechanical Engineering, Technical University of Denmark²

Nanophotonics, Department of Photonics Engineering, Technical University of Denmark³

Department of Photonics Engineering, Technical University of Denmark⁴

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.

Language:	English
Publisher:	IEEE
Year:	2005
Pages:	1202-1204
ISSN:	19410174 and 10411135
Types:	Journal article
DOI:	10.1109/LPT.2005.846502
ORCIDs:	Jensen, Jakob Søndergaard , Sigmund, Ole and Frandsen, Lars Hagedorn

Keywords

Conducting materials Design methodology Design optimization Displays Mechanical factors Optical device fabrication Performance loss Photonic band gap Photonic crystals Planar photonic crystals (PhCs) Topology topology optimization waveguide bends

Topology design and fabrication of an efficient double 90° photonic crystal waveguide bend

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Topology design and fabrication of an efficient double 90° photonic crystal waveguide bend

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