Results 11 to 20 of about 1,032,469 (218)

Quantum measurements and Landauer’s principle [PDF]

open access: yesEPJ Web of Conferences, 2015
Information processing systems must obey laws of physics. One of particular examples of this general statement is known as Landauer’s principle - irreversible operations (such as erasure) performed by any computing device at finite temperature have to ...
Shevchenko V.
doaj   +3 more sources

Landauer’s Principle and Divergenceless Dynamical Systems [PDF]

open access: yesEntropy, 2009
Landauer’s principle is one of the pillars of the physics of information. It constitutes one of the foundations behind the idea that “information is physical”.
Angelo Plastino   +4 more
doaj   +2 more sources

From Thermodynamics to Information: Landauer’s Limit and Negentropy Principle Applied to Magnetic Skyrmions

open access: yesFrontiers in Physics, 2022
Magnetic skyrmions are topological swirling spin textures objects that can be manipulated and employed as information carriers. This is accomplished based either on their ground-state properties or their thermodynamic properties.
Roberto Zivieri
doaj   +2 more sources

On the Precise Link between Energy and Information [PDF]

open access: yesEntropy
We present a modified version of the Szilard engine, demonstrating that an explicit measurement procedure is entirely unnecessary for its operation. By considering our modified engine, we are able to provide a new interpretation of Landauer’s original ...
Cameron Witkowski   +2 more
doaj   +2 more sources

Landauer Principle and the Second Law in a Relativistic Communication Scenario [PDF]

open access: yesEntropy
The problem of formulating thermodynamics in a relativistic scenario remains unresolved, although many proposals exist in the literature. The challenge arises due to the intrinsic dynamic structure of spacetime as established by the general theory of ...
Yuri J. Alvim, Lucas C. Céleri
doaj   +2 more sources

On the Supposed Mass of Entropy and That of Information [PDF]

open access: yesEntropy
In the theory of special relativity, energy can be found in two forms: kinetic energy and rest mass. The potential energy of a body is actually stored in the form of rest mass, the interaction energy too, but temperature is not.
Didier Lairez
doaj   +2 more sources

Energy change and Landauer’s principle in the interaction between qubit and quantum field theory

open access: yesEuropean Physical Journal C: Particles and Fields
We give a general description of the system evolution under the interaction between qubit and quantum field theory up to the second order perturbation, which is also referred to as the simplified model of light-matter interaction.
Hao Xu
doaj   +2 more sources

Distinguishing pure and thermal states by Landauer’s principle in open systems [PDF]

open access: yesEuropean Physical Journal C: Particles and Fields
Starting from Polchinski’s thought experiment on how to distinguish between pure and thermal states, we construct a specific system to study the interaction between qubit and cavity quantum field theory (QFT) in order to provide a more operational point ...
Hao Xu
doaj   +2 more sources

Finite-time Landauer principle beyond weak coupling [PDF]

open access: yesQuantum, 2023
Landauer's principle gives a fundamental limit to the thermodynamic cost of erasing information. Its saturation requires a reversible isothermal process, and hence infinite time.
Alberto Rolandi, Martí Perarnau-Llobet
doaj   +1 more source

A mathematical investigation of Landauer’s principle [PDF]

open access: yes, 2023
A minimal mathematical approach is used to state Landauer’s principle in a precise, general way. The results are obtained by means of a rigorous development which is based on the use of quantum statistical mechanics.
Bracken, Paul, Paul Bracken
core   +1 more source

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