Galiceanu, M.; Beims, M.W.; Strunz, W.T. - In: Physica A: Statistical Mechanics and its Applications 415 (2014) C, pp. 294-306
Coherence and quantum average energy exchange are studied for a system particle as a function of the number N of constituents of a discrete bath model. The time evolution of the energy and coherence, determined via the system purity (proportional to the linear entropy of the quantum statistical...