On the Spectrum of Schrödinger Operators Interacting at Two Distinct Scales

Emmanuel Fleurantin, Jeremy L. Marzuola, Christopher K. R. T. Jones

Schrödinger operators of the form $\Delta -W$ on $L_{\text{rad}}^2({\mathbb{R}}^3)$, the space of radially symmetric square integrable functions, are relevant in a variety of physical con…