On non-completely positive quantum dynamical maps on spin chains

Abstract

The new arguments based on Majorana fermions indicating that non-completely positive maps can describe open quantum evolution are presented.

published; small changes

References in corpus (3)

• Dynamics of initially entangled open quantum systems
• Quantum Process Tomography of the Quantum Fourier Transform
• Positive maps, states, entanglement and all that; some old and new problems

Cited by in corpus (6)

• On description of bistochastic Kadison-Schwarz operators on M_2(C)
• On the structure of positive maps II: low dimensional matrix algebras
• On Kadison-Schwarz type quantum quadratic operators on $\bm_2(\mathbb{C})$
• Generalised quantum weakest preconditions
• Reasoning about quantum systems at the macroscopic level
• On the origin of non-decomposable maps