Breakdown of homoclinic orbits to $L_1$ of the hydrogen atom in a circularly polarized microwave field

Amadeu Delshams, Mercè Ollé, Juan Ramon Pacha +1

We consider the Rydberg electron in a circularly polarized microwave field, whose dynamics is described by a 2 d.o.f. Hamiltonian, which is a perturbation of size $K>0$ of the stan…