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相关论文: Thermodynamic Geometry: Evolution, Correlation and…

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Violation of Lorentz invariancy in the high energy quantum gravity motivates one to consider an energy dependent spacetime with massive deformation of standard general relativity. In this paper, we take into account an energy dependent…

广义相对论与量子宇宙学 · 物理学 2017-04-07 S. H. Hendi , B. Eslam Panah , S. Panahiyan

The crossover between a metal and a Mott insulator leads to a localization of fermions from delocalized Bloch states to localized states. We experimentally study this crossover using fermionic atoms in an optical lattice by measuring…

量子气体 · 物理学 2016-09-28 J. H. Drewes , E. Cocchi , L. A. Miller , C. F. Chan , D. Pertot , F. Brennecke , M. Köhl

There is an ever-growing need for predictive models for the elasto-viscoplastic deformation of solids. Our goal in this paper is to incorporate recently developed out-of-equilibrium statistical concepts into a thermodynamically consistent,…

材料科学 · 物理学 2015-06-18 Ken Kamrin , Eran Bouchbinder

Despite their astrophysical relevance, nuclear pasta phases are relatively unstudied at high temperatures. We present molecular dynamics simulations of symmetric nuclear matter with several topologies of `lasagna' at a range of temperatures…

核理论 · 物理学 2021-05-19 M. E. Caplan , C. R. Forsman , A. S. Schneider

Boundary correlation functions provide insight into the emergence of an effective geometry in higher spin gravity duals of O(N) or U(N) symmetric field theories. On a compact manifold, the singlet constraint leads to nontrivial dynamics at…

高能物理 - 理论 · 物理学 2017-03-08 Irene Amado , Bo Sundborg , Larus Thorlacius , Nico Wintergerst

We construct a novel approach, based on thermodynamic geometry, to characterize first-order phase transitions from a microscopic perspective, through the scalar curvature in the equilibrium thermodynamic state space. Our method resolves key…

统计力学 · 物理学 2013-05-30 George Ruppeiner , Anurag Sahay , Tapobrata Sarkar , Gautam Sengupta

The topology of an object describes global properties that are insensitive to local perturbations. Classic examples include string knots and the genus (number of handles) of a surface: no manipulation of a closed string short of cutting it…

量子气体 · 物理学 2019-01-15 Nathan Schine , Michelle Chalupnik , Tankut Can , Andrey Gromov , Jonathan Simon

Microcanonical description is characterized by the presence of an internal symmetry closely related with the dynamical origin of this ensemble: the reparametrization invariance. Such symmetry possibilities the development of a non…

统计力学 · 物理学 2007-05-23 L. Velazquez , F. Guzman

When engineering microscopic machines, increasing efficiency can often come at a price of reduced reliability due to the impact of stochastic fluctuations. Here we develop a general method for performing multi-objective optimisation of…

量子物理 · 物理学 2021-01-04 Harry J. D. Miller , Mohammad Mehboudi

We present the fundamentals of geometrothermodynamics, an approach to study the properties of thermodynamic systems in terms of differential geometric concepts. It is based, on the one hand, upon the well-known contact structure of the…

化学物理 · 物理学 2009-11-11 Hernando Quevedo

The interface between liquid water and the Pt(111) metal surface is characterized structurally and thermodynamically via reactive molecular dynamics (MD) simulations within the ReaxFF framework. The formation of a distinct buckled adsorbate…

化学物理 · 物理学 2021-03-19 Christoph Karsten Jung , Laura Braunwarth , Andrey Sinyavskiy , Timo Jacob

In this paper we present a mathematical analysis of thin film flow and heat transfer to a laminar liquid film from a horizontal stretching sheet. The flow of thin liquid film and subsequent heat transfer from the stretching surface is…

流体动力学 · 物理学 2016-03-14 Prashant G Metri , Jagdish Tawade , M Subhash Abel

The postulational basis of classical thermodynamics has been expanded to incorporate equilibrium fluctuations. The main additional elements of the proposed thermodynamic theory are the concept of quasi-equilibrium states, a definition of…

统计力学 · 物理学 2019-06-11 Y. Mishin

The ground states of noninteracting fermions in one-dimension with chiral symmetry form a class of topological band insulators, described by a topological invariant that can be related to the Zak phase. Recently, a generalization of this…

强关联电子 · 物理学 2023-04-05 Paolo Molignini , Nigel Cooper

Linear dielectric thermodynamics are formally developed to explore the isothermal and adiabatic temperature - pressure dependence of dielectric constants. The refractive index of optical materials is widely measured in the literature: it is…

材料科学 · 物理学 2023-11-15 S. J. Burns

The dynamics of adhesion of a spherical micro-particle to a ligand-coated wall, in shear flow, is studied using a Langevin equation that accounts for thermal fluctuations, hydrodynamic interactions and adhesive interactions. Contrary to the…

软凝聚态物质 · 物理学 2020-07-03 K. V. Ramesh , R. Thaokar , J. Ravi Prakash , R. Prabhakar

We introduce a non-equilibrium density-functional theory of local temperature and associated local energy density that is suited for the study of thermoelectric phenomena. The theory rests on a local temperature field coupled to the…

强关联电子 · 物理学 2014-05-16 F. G. Eich , M. Di Ventra , G. Vignale

A thermodynamic framework has been developed for a class of amorphous polymers used in fused deposition modeling (FDM), in order to predict the residual stresses and the accompanying distortion of the geometry of the printed part (warping).…

经典物理 · 物理学 2021-02-09 P. Sreejith , K. Kannan , K. R. Rajagopal

This paper presents a comprehensive review of geometrical thermodynamics, which employs geometric concepts to study the thermodynamic properties of physical systems. The review covers key topics such as thermodynamic fluctuation theory,…

广义相对论与量子宇宙学 · 物理学 2023-10-31 S. Mahmoudi , Kh. Jafarzade , S. H. Hendi

Alternative approach for description of the non-equilibrium phenomena arising in solids at a severe external loading is analyzed. The approach is based on the new form of kinetic equations in terms of the internal and modified free energy.…

统计力学 · 物理学 2014-08-27 L. S. Metlov