Reciprocity and the scattering matrix of waveguide modes

Forfatter
Svendsen, Guro Kristin
Haakestad, Magnus Willum
Skaar, Johannes
Publisert
2013
Emneord
Bølgeledere
Matriser
Permalenke
https://ffi-publikasjoner.archive.knowledgearc.net/handle/20.500.12242/461
DOI
10.1103/PhysRevA.87.013838
Samling
Articles
Description
Svendsen, Guro Kristin; Haakestad, Magnus Willum; Skaar, Johannes. Reciprocity and the scattering matrix of waveguide modes. Physical Review A. Atomic, Molecular, and Optical Physics 2013 ;Volum 87.(1) s. -
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Sammendrag
The implications of the Lorentz reciprocity theorem for a scatterer connected to waveguides with arbitrary modes, including degenerate, evanescent, and complex modes, are discussed. In general it turns out that a matrix CS is symmetric, where C is the matrix of generalized orthogonality coefficients and S is the scattering matrix. Examples are given, including a scatterer surrounded by waveguides or free space, and discontinuities of waveguides.
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