Results 11 to 20 of about 184,860 (271)

Quantum mechanics as classical statistical mechanics with an ontic extension and an epistemic restriction

open access: yesNature Communications, 2017
Where does quantum mechanics part ways with classical statistical mechanics? Here the authors derive both within a common framework; the former differs from the latter by an ontic nonseparable random variable and a restriction on the allowed phase space ...
Agung Budiyono, Daniel Rohrlich
doaj   +2 more sources

A new statistical thermodynamic mechanism for quantum mechanics

open access: yesFrontiers in Physics, 2022
A new quantum mechanics mechanism theory based on statistical mechanics is introduced. This theory is based on corresponding changes in the number of states with associated energy changes at the observer and observed occurring at observer 1) reset and 2)
Martin Alpert
doaj   +1 more source

Quantum magnetostriction effect resulting from the asymmetric structure of matter measured with EPR spectrometer [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
This paper explains the rotation and displacement as well as the couple and force stress in material with unpaired electrons/nucleons subjected to a magnetic field.
Marek Sikoń, Ewa Bidzinska
doaj   +1 more source

Statistical mechanics of integrable quantum spin systems

open access: yesSciPost Physics Lecture Notes, 2020
This script is based on the notes the author prepared to give a set of six lectures at the Les Houches School "Integrability in Atomic and Condensed Matter Physics" in the summer of 2018.
Frank Göhmann
doaj   +1 more source

Probabilistic cellular automata for interacting fermionic quantum field theories

open access: yesNuclear Physics B, 2021
A classical local cellular automaton can describe an interacting quantum field theory for fermions. We construct a simple classical automaton for a particular version of the Thirring model with imaginary coupling. This interacting fermionic quantum field
C. Wetterich
doaj   +1 more source

Quantum Mechanics: Statistical Balance Prompts Caution in Assessing Conceptual Implications

open access: yesEntropy, 2022
Throughout quantum mechanics there is statistical balance, in the collective response of an ensemble of systems to differing measurement types. Statistical balance is a core feature of quantum mechanics, underlying quantum mechanical states, and not yet ...
Brian Drummond
doaj   +1 more source

Subdynamics as a mechanism for objective description [PDF]

open access: yes, 1999
The relationship between microsystems and macrosystems is considered in the context of quantum field formulation of statistical mechanics: it is argued that problems on foundations of quantum mechanics can be solved relying on this relationship.
Bassano Vacchini   +9 more
core   +3 more sources

Entropy of Quantum States

open access: yesEntropy, 2021
Given the algebra of observables of a quantum system subject to selection rules, a state can be represented by different density matrices. As a result, different von Neumann entropies can be associated with the same state.
Paolo Facchi   +2 more
doaj   +1 more source

Thermodynamics for Trajectories of a Mass Point [PDF]

open access: yes, 2014
On the basis of information theory, a new formalism of classical non-relativistic mechanics of a mass point is proposed. The particle trajectories of a general dynamical system defined on an (1+n)-dimensional smooth manifold are treated geometrically as ...
Kurihara, Yoshimasa   +2 more
core   +2 more sources

Heat-exchange statistics in driven open quantum systems

open access: yesNew Journal of Physics, 2014
As the dimensions of physical systems approach the nanoscale, the laws of thermodynamics must be reconsidered due to the increased importance of fluctuations and quantum effects.
S Gasparinetti   +3 more
doaj   +1 more source

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