Band Structure Optimization of Two-Dimensional Photonic Crystals in H-Polarization
β Scribed by Steven J. Cox; David C. Dobson
- Publisher
- Elsevier Science
- Year
- 2000
- Tongue
- English
- Weight
- 263 KB
- Volume
- 158
- Category
- Article
- ISSN
- 0021-9991
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β¦ Synopsis
In the study of photonic crystals, the question arises naturally: Which crystals produce the largest band gaps? This question is investigated by means of an optimizationbased evolution algorithm which, given two dielectric materials, seeks to produce a material distribution within the fundamental cell which produces a maximal band gap at a given point in the spectrum. The case of H -polarization in two dimensions is considered. Several numerical examples are presented.
π SIMILAR VOLUMES
We describe the calculation of photonic band structures of two-dimensional lattices made of more than one dielectric array. In particular, we study a face-centered graphite (fcg) structure obtained by an arrangement of two sets of cylindrical rods, one located at the vertices of regular hexagons (gr