Articles with "models quantum" as a keyword



Fermi’s golden rule in tunneling models with quantum waveguides perturbed by Kato class measures

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Published in 2024 at "Journal of Physics A: Mathematical and Theoretical"

DOI: 10.1088/1751-8121/ad8a2f

Abstract: In this paper we consider two dimensional quantum system with an infinite waveguide of the width d and a transversally invariant profile. Furthermore, we assume that at a distant ρ there is a perturbation defined… read more here.

Keywords: tunneling models; fermi golden; models quantum; golden rule ... See more keywords

Models for Quantum Measurement of Particles with Higher Spin

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Published in 2022 at "Entropy"

DOI: 10.3390/e24121746

Abstract: The Curie–Weiss model for quantum measurement describes the dynamical measurement of a spin-12 by an apparatus consisting of an Ising magnet of many spins 12 coupled to a thermal phonon bath. To measure the z-component… read more here.

Keywords: models quantum; measurement particles; thermodynamics; spin ... See more keywords