Results 31 to 40 of about 1,832,739 (368)

From Open Quantum Systems to Open Quantum Maps [PDF]

open access: yesCommunications in Mathematical Physics, 2011
53 pages, 8 ...
Nonnenmacher, Stéphane   +2 more
openaire   +2 more sources

Open quantum systems for quarkonia [PDF]

open access: yesInternational Journal of Modern Physics A, 2021
I review recent applications of the open quantum system framework in the understanding of quarkonium suppression in heavy-ion collisions, which has been used as a probe of the quark–gluon plasma for decades. The derivation of the Lindblad equations for quarkonium in both the quantum Brownian motion and the quantum optical limits and their ...
openaire   +2 more sources

Demonstration of dynamical control of three-level open systems with a superconducting qutrit

open access: yesNew Journal of Physics, 2022
We propose a method for the dynamical control in three-level open systems and realize it in the experiment with a superconducting qutrit. Our work demonstrates that in the Markovian environment for a relatively long time (3 μ s), the systemic populations
Ri-Hua Zheng   +4 more
doaj   +1 more source

Hilbert space fragmentation in open quantum systems [PDF]

open access: yesPhysical Review Research, 2023
We investigate the phenomenon of Hilbert space fragmentation (HSF) in open quantum systems and find that it can stabilize highly entangled steady states.
Yahui Li, Pablo Sala, F. Pollmann
semanticscholar   +1 more source

Experimental realization of high-fidelity teleportation via a non-Markovian open quantum system [PDF]

open access: yes, 2020
Open quantum systems and study of decoherence are important for our fundamental understanding of quantum physical phenomena. For practical purposes, there exists a large number of quantum protocols exploiting quantum resources, e.g.
Zhao-Di Liu   +7 more
semanticscholar   +1 more source

Open quantum system violates generalized Pauli constraints on quantum device

open access: yesCommunications Physics, 2023
The Pauli exclusion principle governs the fundamental structure and function of fermionic systems from molecules to materials. Nonetheless, when such a fermionic system is in a pure state, it is subject to additional restrictions known as the generalized
Irma Avdic   +2 more
doaj   +1 more source

Current fluctuations in open quantum systems: Bridging the gap between quantum continuous measurements and full counting statistics [PDF]

open access: yes, 2023
Continuously measured quantum systems are characterized by an output current, in the form of a stochastic and correlated time series which conveys crucial information about the underlying quantum system.
G. Landi   +3 more
semanticscholar   +1 more source

Identifiability of open quantum systems [PDF]

open access: yesPhysical Review A, 2014
We provide a general framework for the identification of open quantum systems. By looking at the input-output behavior, we try to identify the system inside a black box in which some Markovian time-evolution takes place. Due to the generally irreversible nature of the dynamics, it is difficult to assure full controllability over the system.
Burgarth, Daniel, Yuasa, Kazuya
openaire   +2 more sources

Quantum error correction under numerically exact open-quantum-system dynamics

open access: yesPhysical Review Research, 2023
The known quantum error-correcting codes are typically built on approximative open-quantum-system models such as Born-Markov master equations. However, it is an open question how such codes perform in actual physical systems that, to some extent ...
Aravind P. Babu   +5 more
doaj   +1 more source

Tunable Non-Markovianity for Bosonic Quantum Memristors

open access: yesEntropy, 2023
We studied the tunable control of the non-Markovianity of a bosonic mode due to its coupling to a set of auxiliary qubits, both embedded in a thermal reservoir. Specifically, we considered a single cavity mode coupled to auxiliary qubits described by the
Jia-Liang Tang   +3 more
doaj   +1 more source

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