• On perturbation of eigenvalues embedded at thresholds in a two channel model

    • Fulltext

       

        Click here to view fulltext PDF


      Permanent link:
      https://www.ias.ac.in/article/fulltext/pmsc/112/01/0107-0116

    • Keywords

       

      Schrödinger operator; perturbation theory; threshold eigenvalue; two channel model

    • Abstract

       

      We present some results on the perturbation of eigenvalues embedded at thresholds in a two channel model Hamiltonian with a small off-diagonal perturbation. Examples are given of the various types of behavior of the eigenvalue under perturbation.

    • Author Affiliations

       

      Arne Jensen1

      1. Graduate School of Mathematical Sciences, University of Tokyo, 3-8-1 Komaba,Meguro-ku, Tokyo - 153-8914, Japan
    • Dates

       
  • Proceedings – Mathematical Sciences | News

    • Editorial Note on Continuous Article Publication

      Posted on July 25, 2019

      Click here for Editorial Note on CAP Mode

© 2017-2019 Indian Academy of Sciences, Bengaluru.