Results 11 to 20 of about 14,174 (225)

Subharmonic projections for a quantum Markov semigroup

open access: yesJournal of Mathematical Physics, 2002
This article introduces a concept of subharmonic projections for a quantum Markov semigroup, in view of characterizing the support projection of a stationary state in terms of the semigroup generator. These results, together with those of our previous article [J. Math. Phys.
FAGNOLA, FRANCO, REBOLLEDO R.
openaire   +8 more sources

Decoherence free subspaces of a quantum Markov semigroup

open access: greenJournal of Mathematical Physics, 2014
Julián Agredo   +2 more
openalex   +4 more sources

Transience and recurrence of quantum Markov semigroups [PDF]

open access: bronzeProbability Theory and Related Fields, 2003
Franco Fagnola, Rolando Rebolledo
openalex   +3 more sources

Substochastic semigroups and densities of piecewise deterministic Markov processes [PDF]

open access: greenJournal of Mathematical Analysis and Applications, 2009
Marta Tyran‐Kamińska
openalex   +3 more sources

Dimensional contraction via Markov transportation distance [PDF]

open access: yes, 2013
It is now well known that curvature conditions \`a la Bakry-Emery are equivalent to contraction properties of the heat semigroup with respect to the classical quadratic Wasserstein distance.
Bolley, François   +2 more
core   +5 more sources

Energy transfer in open quantum systems weakly coupled with two reservoirs

open access: yesCubo, 2021
We show that the energy transfer through an open quantum system with non-degenerate Hamiltonian weakly coupled with two reservoirs in equilibrium is approximately proportional to the difference of their temperatures unless both temperatures are small.
Franco Fagnola   +2 more
doaj   +1 more source

Unified theory for finite Markov chains [PDF]

open access: yes, 2019
We provide a unified framework to compute the stationary distribution of any finite irreducible Markov chain or equivalently of any irreducible random walk on a finite semigroup $S$.
Rhodes, John, Schilling, Anne
core   +2 more sources

Non-equilibrium stochastic dynamics in continuum: The free case [PDF]

open access: yes, 2007
We study the problem of identification of a proper state-space for the stochastic dynamics of free particles in continuum, with their possible birth and death. In this dynamics, the motion of each separate particle is described by a fixed Markov process $
Kondratiev, Y.   +2 more
core   +2 more sources

Group transference techniques for the estimation of the decoherence times and capacities of quantum Markov semigroups

open access: yes, 2021
Capacities of quantum channels and decoherence times both quantify the extent to which quantum information can withstand degradation by interactions with its environment.
Bardet, Ivan   +4 more
core   +3 more sources

Dirichlet Forms Constructed from Annihilation Operators on Bernoulli Functionals

open access: yesAdvances in Mathematical Physics, 2017
The annihilation operators on Bernoulli functionals (Bernoulli annihilators, for short) and their adjoint operators satisfy a canonical anticommutation relation (CAR) in equal-time.
Caishi Wang, Beiping Wang
doaj   +1 more source

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