English

Time delay for dispersive systems in quantum scattering theory. I. The Friedrichs model

Mathematical Physics 2008-04-10 v1 math.MP

Abstract

We present a method for proving the existence of time delay (defined in terms of sojourn times) as well as its identity with Eisenbud-Wigner time delay in the case of the Friedrichs model. We show that this method applies to scattering by finite rank potentials.

Keywords

Cite

@article{arxiv.0804.1349,
  title  = {Time delay for dispersive systems in quantum scattering theory. I. The Friedrichs model},
  author = {Rafael Tiedra de Aldecoa},
  journal= {arXiv preprint arXiv:0804.1349},
  year   = {2008}
}

Comments

16 pages

R2 v1 2026-06-21T10:28:58.664Z