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On the time evolution automorphisms of the CCR-algebra for quantum mechanics
Authors:M. Fannes  A. Verbeure
Affiliation:(1) Katholieke Universiteit Leuven, Belgium;(2) Institute voor Theoretische Natuurkunde, Celestijnenlaan 200 D, B-3030 Heverlee, Belgium;(3) N.F.W.O., Belgium
Abstract:In ordinary quantum mechanics for finite systems, the time evolution induced by Hamiltonians of the form
$$H = frac{{P^2 }}{{2m}} + V(Q)$$
is studied from the point of view of *-automorphisms of the CCRC*-algebra
$$bar Delta $$
(see Ref. [1, 2]). It is proved that those Hamiltonians do not induce *-automorphisms of this algebra in the cases: a)
$$V in bar Delta $$
and b)V epsiLinfin (Ropf,dx) capL1 (Ropf,dx), except when the potential is trivial.
Keywords:
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