DOI: 10.1063/1.522979 ISSN:

Completely positive dynamical semigroups of N-level systems

Vittorio Gorini, Andrzej Kossakowski, E. C. G. Sudarshan
  • Mathematical Physics
  • Statistical and Nonlinear Physics

We establish the general form of the generator of a completely positive dynamical semigroup of an N-level quantum system, and we apply the result to derive explicit inequalities among the physical parameters characterizing the Markovian evolution of a 2-level system.