Spectral asymptotics induced by approaching and diverging planar circles

  • Sylwia Kondej

    University of Zielona Góra, Poland
Spectral asymptotics induced by approaching and diverging planar circles cover
Download Chapter PDF

A subscription is required to access this book chapter.

Abstract

We consider two dimensional system governed by the Hamiltonian with delta interaction supported by two concentric circles separated by distance . We analyze the asymptotics of the discrete eigenvalues for as well as for .