Non‐Markovian Quantum Kinetic Simulations of Uniform Dense Plasmas: Mitigating the Aliasing Problem
Sign Up to like & getrecommendations! Published in 2025 at "Contributions to Plasma Physics"
DOI: 10.1002/ctpp.70022
Abstract: Dense quantum plasmas out of equilibrium are successfully modeled using quantum kinetic equations, such as the quantum Boltzmann, Landau, or Balescu–Lenard equation. However, these equations do not properly take into account correlation effects, which require… read more here.
Keywords: plasmas; dense; non markovian; markovian quantum ... See more keywords
Quantum Speed Limits in Qubit Dynamics Driven by Bistable Random Telegraph Noise: From Markovian to Non-Markovian Regimes
Sign Up to like & getrecommendations! Published in 2025 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-025-06192-2
Abstract: The quantum speed-limit (QSL) time of a single superconducting qubit subject to pure dephasing by bistable random telegraph noise (RTN) is examined. Non-Markovianity is quantified using a coherence-based measure, and the unified QSL time for… read more here.
Keywords: markovian non; bistable random; non markovian; quantum speed ... See more keywords
Extinction Time of Non-Markovian Self-Similar Processes, Persistence, Annihilation of Jumps and the Fréchet Distribution
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Statistical Physics"
DOI: 10.1007/s10955-019-02279-3
Abstract: We start by providing an explicit characterization and analytical properties, including the persistence phenomena, of the distribution of the extinction time $$\mathbb {T}$$T of a class of non-Markovian self-similar stochastic processes with two-sided jumps that… read more here.
Keywords: self similar; non markovian; markovian self; extinction time ... See more keywords
Markovian and Non-Markovian Dynamics in the One-Dimensional Transverse-Field XY Model
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Statistical Physics"
DOI: 10.1007/s10955-019-02309-0
Abstract: We consider an anisotropic spin-1/2 XY Heisenberg chain in the presence of a transverse magnetic field. Selecting the nearest neighbor pair spins as an open quantum system, the rest of the chain plays the role… read more here.
Keywords: system; non markovian; field; non ... See more keywords
Non-Markovian dynamics of quantum coherence of two-level system driven by classical field
Sign Up to like & getrecommendations! Published in 2017 at "Quantum Information Processing"
DOI: 10.1007/s11128-017-1673-0
Abstract: In this paper, we study the quantum coherence dynamics of two-level atom system embedded in non-Markovian reservoir in the presence of classical driving field. We analyze the influence of memory effects, classical driving, and detuning… read more here.
Keywords: non markovian; quantum coherence; resonant case; coherence ... See more keywords
Work fluctuation and its optimal extraction with time dependent harmonic potential from a non-Markovian bath
Sign Up to like & getrecommendations! Published in 2019 at "Physica A: Statistical Mechanics and its Applications"
DOI: 10.1016/j.physa.2018.10.020
Abstract: Abstract We study the optimal work extraction protocol for a Brownian particle described by generalized Langevin dynamics from a single reservoir with the aid of position measurement. The particle is confined in a time dependent… read more here.
Keywords: potential; harmonic potential; dependent harmonic; non markovian ... See more keywords
Discrete-type approximations for non-Markovian optimal stopping problems: Part I
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Probability"
DOI: 10.1017/jpr.2019.57
Abstract: Abstract We present a discrete-type approximation scheme to solve continuous-time optimal stopping problems based on fully non-Markovian continuous processes adapted to the Brownian motion filtration. The approximations satisfy suitable variational inequalities which allow us to… read more here.
Keywords: discrete type; non markovian; markovian optimal; optimal stopping ... See more keywords
Energy recuperation of driven colloids in non-Markovian baths
Sign Up to like & getrecommendations! Published in 2025 at "Nature Communications"
DOI: 10.1038/s41467-025-66191-z
Abstract: When objects move through a classical fluid, their motion is primarily governed by viscous friction, which is irreversibly converted into heat. At microscopic scales, this energy dissipation presents challenges for applications, such as microscopic heat… read more here.
Keywords: energy; driven colloids; non markovian; recuperation driven ... See more keywords
Impact of the central frequency of environment on non-Markovian dynamics in piezoelectric optomechanical devices
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-81136-4
Abstract: The piezoelectric optomechanical devices supply a promising experimental platform to realize the coherent and effective control and measurement of optical circuits working in Terahertz (THz) frequencies via superconducting electron devices typically working in Radio (MHz)… read more here.
Keywords: non markovian; central frequency; frequency environment; optomechanical devices ... See more keywords
Robustness of quantum correlations in photonic systems under non-Markovian dephasing: theoretical analysis in the experimental range
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DOI: 10.1038/s41598-025-06304-2
Abstract: We investigate the preservation and dynamics of entanglement and Bell nonlocality in a two-photon system subject to local dephasing, particularly emphasizing environments exhibiting non-Markovian memory effects. By analyzing the interplay between entanglement, as measured by… read more here.
Keywords: non markovian; correlations photonic; quantum correlations; robustness quantum ... See more keywords
Making quantum collision models exact
Sign Up to like & getrecommendations! Published in 2024 at "Communications Physics"
DOI: 10.1038/s42005-025-02201-2
Abstract: Quantum collision models describe open quantum systems through repeated interactions with a coarse-grained environment. However, a complete certification of these models is lacking, as no complete error bounds on the simulation of system observables have… read more here.
Keywords: quantum collision; non markovian; collision; collision models ... See more keywords