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math.SP2016
Spectrum of a singularly perturbed periodic thin waveguide
Giuseppe Cardone, Andrii Khrabustovskyi
We consider a family of periodic domains in with waveguide geometry and analyse spectral properties of the Neumann Laplacian $-Δ_…
math.SP2016★ 1 cited
Example of periodic Neumann waveguide with gap in spectrum
Giuseppe Cardone, Andrii Khrabustovskyi
In this note we investigate spectral properties of a periodic waveguide ( is a small parameter) obtained from a straight strip by attaching an array of…