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math-ph2026
On Fermi's model for the scattering of a slow neutron from a bound proton
Domenico Finco, Raffaele Scandone, Alessandro Teta
We consider a model Hamiltonian, introduced by Fermi in 1936, describing a two-particle system made of a neutron and a harmonically bound proton, where the neutron-proton interacti…
math-ph2025
Approximation of Schrödinger operators with point interactions on bounded domains
Diego Noja, Raffaele Scandone
We consider Schrödinger operators on a bounded domain , with homogeneous Robin or Dirichlet boundary conditions on and a point (zero-range) in…