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The revelation principle has been known in the economics society for decades. In this paper, I will investigate it from an energy perspective, i.e., considering the energy consumed by agents and the designer in participating a mechanism.…

Computer Science and Game Theory · Computer Science 2015-04-21 Haoyang Wu

In this work, two completely different approaches, statefinder with error bars and Bayesian evidence, are used to distinguish and judge three time-dependent dark energy models. The parameters constrain for the three dark energy models are…

General Relativity and Quantum Cosmology · Physics 2016-10-14 Hongchao Zhang , Enkun Li , Lixin Xu

Recently obtained results on linear energy bounds are generalized to arbitrary spin quantum numbers and coupling schemes. Thereby the class of so-called independent magnon states, for which the relative ground-state property can be…

Condensed Matter · Physics 2009-11-07 H. -J. Schmidt

The free energy principle (FEP) in the neurosciences stipulates that all viable agents induce and minimize informational free energy in the brain to fit their environmental niche. In this study, we continue our effort to make the FEP a more…

Neurons and Cognition · Quantitative Biology 2021-01-25 Chang Sub Kim

We investigate a free energy functional that arises in aggregation-diffusion phenomena modelled by nonlocal interactions and local repulsion on the hyperbolic space $\bbh^\dm$. The free energy consists of two competing terms: an entropy,…

Analysis of PDEs · Mathematics 2024-09-11 José A. Carrillo , Razvan C. Fetecau , Hansol Park

From the onset of fundamental statistical mechanical constructs formulated in the late 19th century, alchemical free-energy methods slowly emerged and transitioned to become operational tools of biomolecular simulation applicable to a wide…

Computational Physics · Physics 2025-10-31 Daniele Macuglia , Giovanni Ciccotti , Benoît Roux

We consider two-dimensional Coulomb gases on the Riemann sphere with determinantal or Pfaffian structures, under external potentials that are invariant under rotations around the axis connecting the north and south poles, and with…

Mathematical Physics · Physics 2025-01-14 Sung-Soo Byun , Nam-Gyu Kang , Seong-Mi Seo , Meng Yang

In this second article, we show a simple use of the Ignorance as defined in "Jaynes & Shannon's Constrained Ignorance and Surprise". By giving an example about the journey of a person, we believe to show some simple, obvious but…

Artificial Intelligence · Computer Science 2022-06-14 Cailleteau Thomas

Motivated by recent developments on large deviations in states of the spin chain, we reconsider the work of Petz, Raggio and Verbeure in 1989 on the variational expression of free energy density in the presence of a mean field type…

Mathematical Physics · Physics 2009-12-09 Fumio Hiai , Milan Mosonyi , Hiromichi Ohno , Denes Petz

We present a novel Path Integral Monte Carlo scheme to solve the Fr\"ohlich polaron model. At intermediate and strong electron-phonon coupling, the polaron self-trapping is properly taken into account at the level of an effective action…

Strongly Correlated Electrons · Physics 2013-05-29 J. T. Titantah , C. Pierleoni , S. Ciuchi

The paper is a continuation of arXiv:2012.10364, where the approach was developed to constructing the exact matrix model for any generalized Ising system, and such model was constructed for certain 2d system. In this paper, the properties…

Statistical Mechanics · Physics 2021-03-12 Vadym Sakhno , Mykola Sakhno

Biased sampling in molecular dynamics simulations overcomes timescale limitations and delivers free-energy landscapes, essential to understand complex atomistic phenomena. However, when applied across diverse systems and processes, biasing…

Statistical Mechanics · Physics 2026-01-14 Eline K. Kempkes , Alberto Pérez de Alba Ortíz

Properties of the free energy landscape in phase space of a dense hard sphere system characterized by a discretized free energy functional of the Ramakrishnan-Yussouff form are investigated numerically. A considerable number of glassy local…

Disordered Systems and Neural Networks · Physics 2009-10-31 Chandan Dasgupta , Oriol T. Valls

Based on a QED Lagrangian with additional photon-photon coupling an explicit bound state description is presented, attempting a physical correct and parameter free description of free particles. Applied to p-e- and e+-e- systems, with a…

High Energy Physics - Phenomenology · Physics 2017-05-11 Hans-Peter Morsch

Non-Markovian effects in the evolution of open quantum systems have recently attracted widespread interest, particularly in the context of assessing the efficiency of energy and charge transfer in nanoscale biomolecular networks and quantum…

Chemical Physics · Physics 2016-02-10 S. Oviedo-Casado , J. Prior , A. W. Chin , R. Rosenbach , S. F. Huelga , M. B. Plenio

We reveal a wealth of nonlinear and recoil effects in the interaction between individual low-energy electrons and samples comprising a discrete number of states. Adopting a quantum theoretical description of combined free-electron and…

Quantum Physics · Physics 2022-09-12 F. Javier García de Abajo , Eduardo J. C. Dias , Valerio Di Giulio

The Onsager formula for the free energy of the two dimensional Ising model with periodic boundary conditions is proved.

Condensed Matter · Physics 2007-05-23 Yu. M. Zinoviev

Brownian dynamics simulations are used to study the detachment of a particle from a substrate. Although the model is simple and generic, we attempt to map its energy, length and time scales onto a specific experimental system, namely a bead…

Soft Condensed Matter · Physics 2021-01-08 Emma Hodges , B. M. Cooke , E. M. Sevick , Debra J. Searles , B. Duenweg , J. Ravi Prakash

In this paper we prove in a rigorous mathematical way (using the Clifford bundle formalism) that the energies and momenta of two distinct and arbitrary free Maxwell fields (of finite energies and momenta) that are superposed are additive…

Mathematical Physics · Physics 2007-05-23 Eduardo Notte-Cuello , Waldyr A. Rodrigues

The surface free energy is the difference between the free energies for a system with open boundary conditions and the same system with periodic boundary conditions. We use the quantum transfer matrix formalism to express the surface free…

Statistical Mechanics · Physics 2015-06-25 Frank Göhmann , Michael Bortz , Holger Frahm
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