Asymptotics of bound states and bands for laterally coupled waveguides and layers
- 1 January 2002
- journal article
- research article
- Published by AIP Publishing in Journal of Mathematical Physics
- Vol. 43 (1) , 215-234
- https://doi.org/10.1063/1.1425081
Abstract
The asymptotics (in the width of windows) of eigenvalues and bands for two-dimensional waveguides and three-dimensional layers coupled through small windows is obtained. The technique is matching of asymptotic expansions of the solutions of boundary value problems.Keywords
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