On real resonances for three-dimensional Schr\"odinger operators with point interactions
Analysis of PDEs
2020-02-19 v1 Mathematical Physics
math.MP
Spectral Theory
Abstract
We prove the absence of positive real resonances for Schr\"odinger operators with finitely many point interactions in and we discuss such a property from the perspective of dispersive and scattering features of the associated Schr\"odinger propagator.
Cite
@article{arxiv.2002.07787,
title = {On real resonances for three-dimensional Schr\"odinger operators with point interactions},
author = {Alessandro Michelangeli and Raffaele Scandone},
journal= {arXiv preprint arXiv:2002.07787},
year = {2020}
}