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Atomic‐Scale Visualization and Quantification of Configurational Entropy in Relation to Thermal Conductivity: A Proof‐of‐Principle Study in t‐GeSb2Te4 [PDF]

open access: yesAdvanced Science, 2021
It remains a daunting task to quantify the configurational entropy of a material from atom‐revolved electron microscopy images and correlate the results with the material's lattice thermal conductivity, which strides across statics, dynamics, and thermal
Yongjin Chen   +14 more
doaj   +3 more sources

Calculation of Configurational Entropy in Complex Landscapes [PDF]

open access: yesEntropy, 2018
Entropy and the second law of thermodynamics are fundamental concepts that underlie all natural processes and patterns. Recent research has shown how the entropy of a landscape mosaic can be calculated using the Boltzmann equation, with the entropy of a ...
Samuel A Cushman
doaj   +5 more sources

First-Principles Atomistic Thermodynamics and Configurational Entropy [PDF]

open access: yesFrontiers in Chemistry, 2020
In most applications, functional materials operate at finite temperatures and are in contact with a reservoir of atoms or molecules (gas, liquid, or solid).
Christopher Sutton, Sergey V. Levchenko
doaj   +5 more sources

Configurational Entropy Relaxation of Silica Glass—Molecular Dynamics Simulations [PDF]

open access: yesEntropy, 2021
Vitreous silica was modelled using molecular dynamics (MD). The glass structure was transferred into an undirected graph and decomposed into disjoint structural units that were ideally mixed to calculate the configurational entropy.
Ondrej Gedeon
doaj   +2 more sources

Understanding the Configurational Entropy Evolution in Metal‐Phosphorus Solid Solution for Highly Reversible Li‐Ion Batteries [PDF]

open access: yesAdvanced Science, 2023
The high‐entropy materials (HEM) have attracted increasing attention in catalysis and energy storage due to their large configurational entropy and multiunique properties.
Yaqing Wei   +7 more
doaj   +2 more sources

Extended quantum portrait of MGD black holes and information entropy

open access: yesPhysics Letters B, 2019
The extended minimal geometric deformation (EMGD) is employed on the fluid membrane paradigm, to describe compact stellar objects as Bose–Einstein condensates (BEC) consisting of gravitons.
A. Fernandes-Silva   +2 more
doaj   +3 more sources

A Probabilistic Description of the Configurational Entropy of Mixing [PDF]

open access: yesEntropy, 2014
This work presents a formalism to calculate the configurational entropy of mixing based on the identification of non-interacting atomic complexes in the mixture and the calculation of their respective probabilities, instead of computing the number of ...
Jorge Garcés
doaj   +3 more sources

Configurational entropy of anti-de Sitter black holes

open access: yesPhysics Letters B, 2017
Recent studies indicate that the configurational entropy is an useful tool to investigate the stability and (or) the relative dominance of states for diverse physical systems. Recent examples comprise the connection between the variation of this quantity
Nelson R.F. Braga, Roldão da Rocha
doaj   +3 more sources

Configurational Entropy can disentangle conventional hadrons from exotica

open access: yesPhysics Letters B, 2019
We evaluate the Configurational Entropy (CE) for scalar mesons and for JP=12+ baryons in a holographic approach, varying the dimension of boundary theory operators and using the soft-wall dual model of QCD.
P. Colangelo, F. Loparco
doaj   +3 more sources

Giant onsite electronic entropy enhances the performance of ceria for water splitting [PDF]

open access: yesNature Communications, 2017
Solid-state entropy of reduction increases the thermodynamic efficiency of ceria for two-step thermochemical water splitting. Here, the authors report a large and different source of entropy, the onsite electronic configurational entropy arising from ...
S. Shahab Naghavi   +5 more
doaj   +2 more sources

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