## Abstract Consider a time–harmonic electromagnetic plane wave incident on a biperiodic structure in ℝ^3^. The periodic structure separates two homogeneous regions. The medium inside the structure is chiral and heterogeneous. In general, wave propagation in the chiral medium is governed by Maxwell
Maxwell's Equations for Structures with Symmetries
✍ Scribed by Thomas Weiland; Igor Zagorodnov
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- English
- Weight
- 141 KB
- Volume
- 180
- Category
- Article
- ISSN
- 0021-9991
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✦ Synopsis
Maxwell's equations for structures with arbitrary point symmetry groups are considered. It is shown that an initial boundary value problem for Maxwell's equations in a domain can be reduced to ∼N independent problems in a 1/N part of the initial domain, where N is the order of the symmetry group of the domain . This approach allows the developing of effective methods for the numerical solution of problems for structures with symmetries on the basis of any existing numerical algorithm. As virtually all numerical approaches have a more than linear dependence on the computational effort from the dimension of the problem, the approach of solving ∼N problems of size ∼1/N will result in more-efficient procedures.
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