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18,037 Results Found

  • Feature Paper
  • Article
  • Open Access
3 Citations
2,655 Views
15 Pages

8 April 2025

Local equilibrium approximation (LEA) is a central assumption in many applications of non-equilibrium thermodynamics involving the transport of energy, mass, and momentum. However, assessing the validity of the LEA remains challenging due to the limi...

(This article belongs to the Special Issue The Entropy Production—as Cornerstone in Applied Nonequilibrium Thermodynamics—Dedicated to Professor Signe Kjelstrup on the Occasion of Her 75th Birthday)
  • Article
  • Open Access
1 Citations
2,207 Views
11 Pages

Generalized Equilibrium Problems

  • Mircea Balaj and
  • Dan Florin Serac

If X is a convex subset of a topological vector space and f is a real bifunction defined on X×X, the problem of finding a point x0∈X such that f(x0,y)≥0 for all y∈X, is called an equilibrium problem. When the bifunction f is define...

(This article belongs to the Special Issue Fixed Point Theory and Its Applications in Nonlinear Analysis and Optimization)
  • Article
  • Open Access
1,340 Views
20 Pages

8 February 2025

In this article, the solvability of the equilibrium problem (EP), Minty equilibrium problem (MEP), and quasi-equilibrium problem (QEP) by using the notions of cyclically monotone and cyclically antimonotone in the setting of topological vector spaces...

(This article belongs to the Section C1: Difference and Differential Equations)
  • Article
  • Open Access
70 Citations
14,532 Views
21 Pages

27 December 2013

As shown by Jarzynski, free energy differences between equilibrium states can be expressed in terms of the statistics of work carried out on a system during non-equilibrium transformations. This exact result, as well as the related Crooks fluctuation...

(This article belongs to the Special Issue Molecular Dynamics Simulation)
  • Article
  • Open Access
10 Citations
3,483 Views
30 Pages

An Improved Equilibrium Optimizer with a Decreasing Equilibrium Pool

  • Lin Yang,
  • Zhe Xu,
  • Yanting Liu and
  • Guozhong Tian

13 June 2022

Big Data is impacting and changing the way we live, and its core lies in the use of machine learning to extract valuable information from huge amounts of data. Optimization problems are a common problem in many steps of machine learning. In the face...

(This article belongs to the Special Issue Symmetric Machine Learning Method Enhanced by Evolutionary Computation and Its Applications in Big Data Analytics)
  • Article
  • Open Access
1 Citations
9,642 Views
23 Pages

10 November 2016

In (Bonanno, 2013), a solution concept for extensive-form games, called perfect Bayesian equilibrium (PBE), was introduced and shown to be a strict refinement of subgame-perfect equilibrium; it was also shown that, in turn, sequential equilibrium (SE...

(This article belongs to the Special Issue Epistemic Game Theory and Logic)
  • Article
  • Open Access
19 Citations
3,652 Views
13 Pages

Analysis of Non-Equilibrium and Equilibrium Models of Heat and Moisture Transfer in a Wet Porous Building Material

  • Mirosław Seredyński,
  • Michał Wasik,
  • Piotr Łapka,
  • Piotr Furmański and ,
  • Łukasz Cieślikiewicz,
  • Karol Pietrak,
  • Michał Kubiś,
  • Tomasz S. Wiśniewski and
  • Maciej Jaworski
  • + 4 authors+ 0 author

2 January 2020

In the proposed paper, non-equilibrium and equilibrium models of heat and moisture transfer through wet building materials are presented and compared. In the former, the mass transfer between liquid and gaseous moisture results from the difference be...

(This article belongs to the Special Issue Selected Papers from XII International Conference on Computational Heat, Mass and Momentum Transfer (ICCHMT2019))
  • Review
  • Open Access
1 Citations
4,073 Views
34 Pages

13 June 2023

Non-equilibrium evolution at absolute temperature T and approach to equilibrium of statistical systems in long-time (t) approximations, using both hierarchies and functional integrals, are reviewed. A classical non-relativistic particle in one spatia...

  • Editorial
  • Open Access
3,434 Views
4 Pages

10 September 2020

This editorial aims to interest researchers and inspire novel research on the topic of non-equilibrium Thermodynamics and Monte Carlo for Electronic and Electrochemical Processes. We present a brief outline on recent progress and challenges in the st...

(This article belongs to the Section Statistical Physics)
  • Feature Paper
  • Article
  • Open Access
7 Citations
2,307 Views
24 Pages

A Physics-Informed Neural Network (PINN) Approach to Over-Equilibrium Dynamics in Conservatively Perturbed Linear Equilibrium Systems

  • Abhishek Dutta,
  • Bitan Mukherjee,
  • Sk Aftab Hosen,
  • Meltem Turan and ,
  • Denis Constales and
  • Gregory Yablonsky
  • + 1 author+ 0 author

20 December 2025

Conservatively perturbed equilibrium (CPE) experiments yield transient concentration extrema that surpass steady-state equilibrium values. A physics-informed neural network (PINN) framework is introduced to simulate these over-equilibrium dynamics in...

(This article belongs to the Special Issue The First Half Century of Finite-Time Thermodynamics)
  • Article
  • Open Access
56 Citations
9,557 Views
39 Pages

The Rate-Controlled Constrained-Equilibrium Approach to Far-From-Local-Equilibrium Thermodynamics

  • Gian Paolo Beretta,
  • James C. Keck,
  • Mohammad Janbozorgi and
  • Hameed Metghalchi

30 January 2012

The Rate-Controlled Constrained-Equilibrium (RCCE) method for the description of the time-dependent behavior of dynamical systems in non-equilibrium states is a general, effective, physically based method for model order reduction that was originally...

(This article belongs to the Special Issue Advances in Applied Thermodynamics)
  • Article
  • Open Access
8,326 Views
18 Pages

15 April 2019

Refinements of the Nash equilibrium have followed the strategy of extending the idea of subgame perfection to incomplete information games. This has been achieved by appropriately restricting beliefs at unreached information sets. Each new refinement...

(This article belongs to the Special Issue Political Economy, Social Choice and Game Theory)
  • Article
  • Open Access
3 Citations
4,701 Views
14 Pages

A Study of the Polycondensation of (Tetrahydroxy)(Tetraaryl)Cyclotetrasiloxanes under Equilibrium and Non-Equilibrium Conditions in the Presence and Absence of Montmorillonite

  • Nataliya N. Makarova,
  • Yury I. Lyakhovetsky,
  • Irina M. Petrova,
  • Fedor M. Dolgushin and ,
  • Nikolai S. Ikonnikov,
  • Alexander S. Peregudov,
  • Tatyana V. Strelkova and
  • Zinaida S. Klemenkova
  • + 3 authors+ 0 author

9 April 2018

Oligo- and polycyclosiloxanes were obtained by the polycondensation of (tetrahydroxy)(tetraaryl)cyclotetrasiloxanes in equilibrium and non-equilibrium conditions in the presence and absence of montmorillonite (MMT). Their composition and the structur...

  • Communication
  • Open Access
2 Citations
2,743 Views
9 Pages

Stackelberg Social Equilibrium in Water Markets

  • Harold Houba and
  • Françeska Tomori

11 July 2023

Market power in water markets can be modeled as simultaneous quantity competition on a river structure and analyzed by applying social equilibrium. In an example of a duopoly water market, we argue that the lack of backward induction logic implies th...

(This article belongs to the Special Issue Game Theory with Applications to Economics)
  • Article
  • Open Access
2 Citations
2,858 Views
15 Pages

12 July 2023

Despite the benefits of inventory transshipment, numerous behavioral experiments have revealed that retailers often deviate from the Nash-equilibrium ordering quantities, which in turn impacts the potential advantages. Motivated by this issue, we dev...

(This article belongs to the Special Issue Manufacturing and Service Systems for Industry 4.0/5.0)
  • Feature Paper
  • Article
  • Open Access
1,886 Views
21 Pages

8 May 2024

We present existing results and properties for the solutions of some vector equilibrium problems with set-valued functions in the case of a vector space ordered by a cone with some “interiority” properties. Some applications concerning th...

  • Article
  • Open Access
10 Citations
6,091 Views
21 Pages

8 June 2017

The paper addresses the problem of the existence and quantification of the exergy of non-equilibrium systems. Assuming that both energy and exergy are a priori concepts, the Gibbs “available energy” A is calculated for arbitrary temperature or concen...

(This article belongs to the Special Issue Work Availability and Exergy Analysis)
  • Article
  • Open Access
1 Citations
4,096 Views
30 Pages

Equilibrium Selection in Hawk–Dove Games

  • Mario Blázquez de Paz and
  • Nikita Koptyug

31 December 2023

We apply three equilibrium selection techniques to study which equilibrium is selected in a hawk–dove game with a multiplicity of equilibria. By using a uniform-price auction as an illustrative example, we find that when the demand in the aucti...

(This article belongs to the Special Issue Applications of Game Theory to Industrial Organization)
  • Article
  • Open Access
6 Citations
3,334 Views
21 Pages

15 March 2023

A gliding arc plasma source designed for high efficient ignition has been studied with the help of numerical simulation and experiments. A coupled 3D–0D approach has been proposed to model the gliding arc from ignition (the equilibrium stage) t...

(This article belongs to the Section Energy Systems)
  • Article
  • Open Access
2,150 Views
32 Pages

1 November 2024

We study Asynchronous Dynamic games and show that in games with a finite state space and finite action sets, one can obtain the pure strategy Markov perfect equilibrium by using a simple backward induction method when the time period for the game is...

(This article belongs to the Section Analysis of Algorithms and Complexity Theory)
  • Review
  • Open Access
7 Citations
2,908 Views
8 Pages

19 April 2023

Homogeneous turbulence and turbulence in scale-by-scale equilibrium, played a leading role in the turbulence research of the second half of the twentieth century, and Jack Herring was an important contributor to these developments. The research activ...

(This article belongs to the Special Issue Turbulence from Earth to Planets, Stars and Galaxies—Commemorative Issue Dedicated to the Memory of Jackson Rea Herring)
  • Article
  • Open Access
1,401 Views
6 Pages

2 July 2024

Convergence results of the subgradient algorithm for equilibrium problems were mainly obtained using a Lipschitz continuity assumption on the given bifunctions. In this paper, we first provide a complexity result for monotone equilibrium problems wit...

(This article belongs to the Special Issue Applied Functional Analysis and Applications: 2nd Edition)
  • Feature Paper
  • Article
  • Open Access
2 Citations
1,689 Views
14 Pages

9 March 2024

The aim of this paper is to present new existence results for solutions to a generalized quasi-equilibrium problem with set-valued mappings and moving cones. The key to this approach is a new Browder-type fixed point theorem, which permits working in...

(This article belongs to the Special Issue Variational Inequality and Mathematical Analysis)
  • Review
  • Open Access
41 Citations
10,659 Views
25 Pages

Dynamical Non-Equilibrium Molecular Dynamics

  • Giovanni Ciccotti and
  • Mauro Ferrario

27 December 2013

In this review, we discuss the Dynamical approach to Non-Equilibrium Molecular Dynamics (D-NEMD), which extends stationary NEMD to time-dependent situations, be they responses or relaxations. Based on the original Onsager regression hypothesis, imple...

(This article belongs to the Special Issue Molecular Dynamics Simulation)
  • Article
  • Open Access
2 Citations
5,411 Views
16 Pages

Thermochemical Non-Equilibrium in Thermal Plasmas

  • Arnaud Bultel,
  • Vincent Morel and
  • Julien Annaloro

1 January 2019

In this paper, we analyze the departure from equilibrium in two specific types of thermal plasmas. The first type deals with the plasma produced during the atmospheric entry of a spatial vehicle in the upper layers of an atmosphere, specifically the...

(This article belongs to the Special Issue SPIG2018)
  • Article
  • Open Access
3 Citations
6,930 Views
8 Pages

This research article develops a dynamic framework for the Walrasian pure exchange economy and thus extends the static Walrasian general equilibrium theory into a dynamic one with price adjustments. An evolution equation for the price vector is deriv...

  • Article
  • Open Access
2 Citations
4,134 Views
18 Pages

Tautomeric Equilibrium in 1-Benzamidoisoquinoline Derivatives

  • Patryk Rybczyński,
  • Anna Kaczmarek-Kędziera,
  • Alex Iglesias-Reguant,
  • Damian Plażuk and
  • Borys Ośmiałowski

22 January 2023

In this study, the tautomeric equilibrium of a sequence of 1-benzamidoisoquinoline derivatives was investigated with the tools of NMR spectroscopy and computational chemistry. The equilibrium between different tautomers in these systems could be cont...

(This article belongs to the Special Issue Exclusive Feature Papers in Physical Chemistry)
  • Article
  • Open Access
2 Citations
8,372 Views
18 Pages

This paper aims to integrate the money market into the structure of the economy. The microfoundation is the starting point to define the money market and the general equilibrium mechanism of the economy. On this basis, this research seeks a linking m...

  • Article
  • Open Access
27 Citations
3,609 Views
24 Pages

17 October 2018

The evolution of coal permeability is vitally important for the effective extraction of coal seam gas. A broad variety of permeability models have been developed under the assumption of local equilibrium, i.e., that the fracture pressure is in equili...

(This article belongs to the Special Issue Flow and Transport Properties of Unconventional Reservoirs 2018)
  • Feature Paper
  • Article
  • Open Access
37 Citations
4,655 Views
20 Pages

From Stress to Shape: Equilibrium of Cloister and Cross Vaults

  • Andrea Montanino,
  • Carlo Olivieri,
  • Giulio Zuccaro and
  • Maurizio Angelillo

23 April 2021

The assessment of the equilibrium and the safety of masonry vaults is of high relevance for the conservation and restoration of historical heritage. In the literature many approaches have been proposed for this tasks, starting from the 17th century....

(This article belongs to the Special Issue Theory and Modelling of Historic Masonry Architecture)
  • Article
  • Open Access
3 Citations
2,612 Views
19 Pages

Energy Dissipation and Stress Equilibrium Behavior of Granite under Dynamic Impact

  • Zhenyang Xu,
  • Yixuan Wu,
  • Xin Liu,
  • Lianjun Guo and
  • Zhihang Hu

16 June 2022

Stress equilibrium time is an important index to judge the homogeneity of rocks. In order to study the relationship between stress equilibrium time and crushing energy consumption before rock destruction, Hopkinson tests were conducted on granite spe...

  • Article
  • Open Access
10 Citations
3,821 Views
16 Pages

Perturbed and Unperturbed: Analyzing the Conservatively Perturbed Equilibrium (Linear Case)

  • Yiming Xi,
  • Xinquan Liu,
  • Denis Constales and
  • Gregory S. Yablonsky

15 October 2020

The “conservatively perturbed equilibrium” (CPE) technique for a complex chemical system is computationally analyzed in a batch reactor considering different linear mechanisms with three and four species. Contrary to traditional chemical...

(This article belongs to the Special Issue Finite-Time Thermodynamics)
  • Feature Paper
  • Review
  • Open Access
2 Citations
2,799 Views
22 Pages

6 September 2025

We review recent experimental advances in non-equilibrium quantum materials, focusing on current- and light-driven systems, transient and metastable phases, and non-equilibrium steady states. Emphasis is placed on current-driven phases and photoinduc...

(This article belongs to the Section Electronic Materials, Devices and Applications)
  • Article
  • Open Access
23 Citations
5,083 Views
17 Pages

Two-Phase Equilibrium Conditions in Nanopores

  • Michael T. Rauter,
  • Olav Galteland,
  • Máté Erdős,
  • Othonas A. Moultos and ,
  • Thijs J. H. Vlugt,
  • Sondre K. Schnell,
  • Dick Bedeaux and
  • Signe Kjelstrup
  • + 3 authors+ 0 author

26 March 2020

It is known that thermodynamic properties of a system change upon confinement. To know how, is important for modelling of porous media. We propose to use Hill’s systematic thermodynamic analysis of confined systems to describe two-phase equilib...

(This article belongs to the Special Issue Nanoscale Thermodynamics)
  • Article
  • Open Access
2 Citations
2,746 Views
22 Pages

23 October 2023

This paper develops the methodology for modeling decision processes in complex controlled dynamic systems. The idea of balancing such systems (driving them to equilibrium) is implemented, and a new mechanism for the equilibria’s stability is pr...

(This article belongs to the Special Issue Modeling and Simulation of Social-Behavioral Phenomena)
  • Article
  • Open Access
643 Views
19 Pages

Many complex systems, particularly glasses and disordered materials, exhibit energy landscapes with exponentially many metastable states. Such landscape structure strongly influences equilibrium behavior but is not explicitly represented in standard...

(This article belongs to the Special Issue Thermodynamics and Complexity)
  • Article
  • Open Access
716 Views
24 Pages

25 February 2026

Polymer additives in well cement slurry filtrate would affect the stability of natural gas hydrate (NGH), which could lead to formation collapse and cause marine disasters. It is necessary to clarify the critical conditions for the stability of NGH,...

(This article belongs to the Section Materials Simulation and Design)
  • Article
  • Open Access
7 Citations
4,078 Views
8 Pages

6 June 2018

The aim of this paper is to study the question of whether or not equilibrium states exist in open quantum systems that are embedded in at least two environments and are described by a non-Hermitian Hamilton operator H . The eigenfunctions of H ...

(This article belongs to the Special Issue Coherence in Open Quantum Systems)
  • Article
  • Open Access
4 Citations
5,937 Views
36 Pages

11 March 2014

We treat the non-equilibrium evolution of an open one-particle statistical system, subject to a potential and to an external “heat bath” (hb) with negligible dissipation. For the classical equilibrium Boltzmann distribution, Wc,eq, a non-equilibrium...

(This article belongs to the Special Issue Advances in Methods and Foundations of Non-Equilibrium Thermodynamics)
  • Article
  • Open Access
352 Views
35 Pages

Reducing the Complexity of Computing the Values of a Nash Equilibrium

  • Debtoru Chatterjee,
  • Girish Tiwari and
  • Niladri Chatterjee

10 July 2026

The Colonel Blotto game, formulated by Émile Borel, involves players allocating limited resources to multiple “battlefields” simultaneously, with the winner being the one who allocates more resources to each battlefield. Computatio...

(This article belongs to the Section Analysis of Algorithms and Complexity Theory)
  • Article
  • Open Access
27 Citations
9,702 Views
19 Pages

Stable Sampling Equilibrium in Common Pool Resource Games

  • Juan Camilo Cárdenas,
  • César Mantilla and
  • Rajiv Sethi

31 August 2015

This paper reconsiders evidence from experimental common pool resource games from the perspective of a model of payoff sampling. Despite being parameter-free, the model is able to replicate some striking features of the data, including single-peaked...

(This article belongs to the Special Issue Experimental Studies of Social Dilemma Games)
  • Article
  • Open Access
13 Citations
3,465 Views
27 Pages

21 April 2022

With the rapid development of the economy, the quality of power systems has assumed an increasingly prominent influence on people’s daily lives. In this paper, an improved equilibrium optimizer (IEO) is proposed to solve the optimal power flow...

(This article belongs to the Special Issue The Emerging Data–Driven Smart City of Sustainability)
  • Article
  • Open Access
8 Citations
9,115 Views
19 Pages

Assessment: A Suggested Strategy for Learning Chemical Equilibrium

  • Andres Bernal-Ballen and
  • Yolanda Ladino-Ospina

Chemical equilibrium is listed as one of the most complicated concepts to learn, and the origin of this phenomenon is attributed to misconceptions, teaching-related problems, and the use of inappropriate didactic approaches. At the same time, assessm...

(This article belongs to the Special Issue Innovations and Contemporary Perspectives in Chemistry Education)
  • Article
  • Open Access
3 Citations
3,212 Views
15 Pages

14 July 2021

Integrative simulation techniques for predicting component properties, based on the conditions during processing, are becoming increasingly important. The calculation of orientations in injection molding, which, in addition to mechanical and optical...

(This article belongs to the Special Issue Artificial Intelligence Techniques for Polymer Processing)
  • Feature Paper
  • Article
  • Open Access
1,716 Views
8 Pages

21 January 2025

Extended irreversible thermodynamics (EIT) has been widely used to overcome the deficiencies of classical irreversible thermodynamics in describing fast transport phenomena. By employing fluxes as additional independent variables and rejecting local...

(This article belongs to the Special Issue The Entropy Production—as Cornerstone in Applied Nonequilibrium Thermodynamics—Dedicated to Professor Signe Kjelstrup on the Occasion of Her 75th Birthday)
  • Review
  • Open Access
2 Citations
3,775 Views
30 Pages

14 February 2019

We review and improve previous work on non-equilibrium classical and quantum statistical systems, subject to potentials, without ab initio dissipation. We treat classical closed three-dimensional many-particle interacting systems without any “h...

(This article belongs to the Special Issue 20th Anniversary of Entropy—Review Papers Collection)
  • Article
  • Open Access
1 Citations
5,489 Views
15 Pages

7 July 2018

The evolution of social or biological species can be modeled as an evolutionary game with the equilibrium strategies of the game as prediction for the ultimate distributions of species in population, when some species may survive with positive propor...

(This article belongs to the Special Issue Mathematical Biology and Game Theory)
  • Article
  • Open Access
2,579 Views
11 Pages

In this paper, the Balassa–Samuelson–Tariffi effect is revisited. This research first aims to explain that the behaviour of the real exchange rate shows structural breaks in the short term. A partial equilibrium model “á la R...

(This article belongs to the Special Issue Exchange Rates: Drivers, Dynamics, Impacts, and Policies)
  • Article
  • Open Access
6 Citations
2,456 Views
9 Pages

1 January 2020

In this paper, our purpose is to investigate the vector equilibrium problem of whether the approximate solution representing bounded rationality can converge to the exact solution representing complete rationality. An approximation theorem is proved...

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