4 papers
Operational restrictions in general probabilistic theories
Sergey N. Filippov, Stan Gudder, Teiko Heinosaari +1
The formalism of general probabilistic theories provides a universal paradigm that is suitable for describing various physical systems including classical and quantum ones as parti…
Phase covariant qubit dynamics and divisibility
S. N. Filippov, A. N. Glinov, L. Leppäjärvi
Phase covariant qubit dynamics describes an evolution of a two-level system under simultaneous action of pure dephasing, energy dissipation, and energy gain with time-dependent rat…
Entanglement Protection via Periodic Environment Resetting in Continuous Time Quantum Dynamical Processes
Thomas Bullock, Francesco Cosco, Marwan Haddara +8
The temporal evolution of entanglement between a noisy system and an ancillary system is analyzed in the context of continuous time open quantum system dynamics. Focusing on a coup…
No-free-information principle in general probabilistic theories
Teiko Heinosaari, Leevi Leppäjärvi, Martin Plávala
In quantum theory, the no-information-without-disturbance and no-free-information theorems express that those observables that do not disturb the measurement of another observable…