Section outline

      • Scattering of wavepackets vs plane-waves
      • Definition of quantum cross section using probabilities and integration over impact parameters
      • Expansion of TD solution into basis of stationary scattering states
      • Use of stationary phase approximation to calculate the shape of scattered wavepacket
      • Equivalence of the time-dependent result with the stationary result
      • Assumptions on the geometry of the scattering experiment