Asymptotic completeness for a particle-Fermi-gas system
Teoretičeskaâ i matematičeskaâ fizika, Tome 71 (1987) no. 3, pp. 451-456
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A quantum particle interacting locally with the Fermi gas on the lattice $Z^\nu$ is considered. Existence and invertibility of the Moller morphisms is proved. As a consequence, unitary equivalence of free and perturbed dynamics is obtained.
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