Quantum, Quantum Computing, Superconductivity, Cooper, Qubit.
underlying the creation of Cooper pairs, called Fröhlich interaction which is schematised by means of Feynmann diagram below (Fig. 2). Fig. 2 — Representation of the Fröhlich interaction by means of a Feynmann diagram. Let's consider a conductor at T=0, the scattering of an electron of momentum p¹