On the long-time asymptotics of quantum dynamical semigroups

Guido A. Raggio, Pablo R. Zangara

We consider semigroups $\{{\alpha }_t:t\ge 0\}$ of normal, unital, completely positive maps ${\alpha }_t$ on a von Neumann algebra $\mathcal{M}$. The (predual) semigroup $ν_t (ρ):= ρ\circ α_…