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We study the symmetries of non-relativistic systems with an emphasis on applications to the fractional quantum Hall effect. A source for the energy current of a Galilean system is introduced and the non-relativistic diffeomorphism…

介观与纳米尺度物理 · 物理学 2015-03-05 Michael Geracie , Dam Thanh Son , Chaolun Wu , Shao-Feng Wu

This work is concerned with a simple model for a polar fluid, a Gaussian field model based on the excess density and on the polarization. It is a convenient framework to implement the dielectric properties of correlated liquids that stem…

化学物理 · 物理学 2018-04-04 Hélène Berthoumieux

Nanoscale fluid transport is typically pictured in terms of atomic-scale dynamics, as is natural in the real-space framework of molecular simulations. An alternative Fourier-space picture, that involves the collective charge fluctuation…

介观与纳米尺度物理 · 物理学 2023-10-02 Baptiste Coquinot , Maximilian Becker , Roland R. Netz , Lydéric Bocquet , Nikita Kavokine

In the paper we discuss the angular correlation present in hadron-hadron collisions at large rapidity difference ($\bas\,y_{12}\,\gg\,1$). We find that in the CGC/saturation approach the largest contribution stems from the density variation…

高能物理 - 唯象学 · 物理学 2017-12-06 E. Gotsman , E. Levin

We discuss the generalization of the local renormalization group approach to theories in which Weyl symmetry is gauged. These theories naturally correspond to scale invariant - rather than conformal invariant - models in the flat space…

高能物理 - 理论 · 物理学 2023-12-04 Omar Zanusso

We study problems in which a local model is coupled with a nonlocal one. We propose two energies: both of them are based on the same classical weighted $H^1$-semi norm to model the local part, while two different weighted $H^s$-semi norms,…

数值分析 · 数学 2025-05-27 Juan Pablo Borthagaray , Patrick Ciarlet

A geometry-based density functional theory is presented for mixtures of hard spheres, hard needles and hard platelets; both the needles and the platelets are taken to be of vanishing thickness. Geometrical weight functions that are…

软凝聚态物质 · 物理学 2009-11-11 Ansgar Esztermann , Hendrik Reich , Matthias Schmidt

This paper presents a novel variational formulation to simulate linear free-surface flow. The variational formulation is suitable for higher-order finite elements and higher-order and higher-continuity shape functions as employed in…

数值分析 · 数学 2020-03-12 I. Akkerman , J. H. A. Meijer , M. ten Eikelder

The Einstein-Proca action is known to have asymptotically locally Lifshitz spacetimes as classical solutions. For dynamical exponent z=2, two-point correlation functions for fluctuations around such a geometry are derived analytically. It…

高能物理 - 理论 · 物理学 2015-06-17 Tobias Zingg

A new approach to thermodynamics of simple fluids is presented. The partition function is first expressed in the reciprocal space, it is argued that the links (p,q) between 2 molecules can reasonably in the thermodynamical limit be…

综合物理 · 物理学 2020-03-03 Richard Bonneville

We review the most general, local, superconformal boundary conditions for the two-dimensional N=1 and N=2 non-linear sigma models, and analyse them for the N=1 and N=2 supersymmetric WZW models. We find that the gluing map between the left…

高能物理 - 理论 · 物理学 2009-11-10 Cecilia Albertsson , Ulf Lindstrom , Maxim Zabzine

Continuing from Part 1 (Hern\'andez \emph{et al.}, \emph{arXiv:2108.12395}, 2021), a generalized quasilinear (GQL) approximation is studied in turbulent channel flow using a flow decomposition defined with spanwise Fourier modes: the flow…

流体动力学 · 物理学 2022-07-13 Carlos G. Hernandez , Qiang Yang , Yongyun Hwang

We consider the two-point functions of conserved bulk currents and energy-momentum tensor in a boundary CFT defined on $\mathbb{R}_-^{1,2}$. Starting from the consistent forms of boundary gauge and gravitational anomalies we derive their…

高能物理 - 理论 · 物理学 2019-07-11 Vladimir Prochazka

This paper is the fourth in a series exploring the physical consequences of the solidity of highly viscous liquids. It is argued that the two basic characteristics of a flow event (a jump between two energy minima in configuration space)…

软凝聚态物质 · 物理学 2007-05-23 Jeppe C. Dyre

We consider the Lagrangian particle model introduced in [hep-th/9612017] for zero mass but nonvanishing second central charge of the planar Galilei group. Extended by a magnetic vortex or a Coulomb potential the model exibits conformal…

高能物理 - 理论 · 物理学 2009-11-10 P. C. Stichel , W. J. Zakrzewski

The autocorrelation function, A(t), measures the overlap (in Hilbert space) of a time-dependent quantum mechanical wave function, psi(x,t), with its initial value, psi(x,0). It finds extensive use in the theoretical analysis and…

量子物理 · 物理学 2009-11-10 R. W. Robinett , L. C. Bassett

We investigate a class of stationary, planar-symmetric solutions of relativistic hydrodynamics, in which a dissipative fluid is confined between two parallel plates that move relative to each other and/or are maintained at different…

核理论 · 物理学 2026-03-10 Lorenzo Gavassino , Patrick Niekamp , Sören Schlichting , Gabriel S Denicol

Second-order phase transitions are characterized by a divergence of the spatial correlation length of the order parameter fluctuations. For confined systems, this is known to lead to remarkable equilibrium physical phenomena, including…

统计力学 · 物理学 2017-05-15 Christian M. Rohwer , Andrea Gambassi , Matthias Krüger

We study pair correlation functions for planar Coulomb systems in the pushed phase, near a ring-shaped impenetrable wall. We assume coupling constant $\Gamma=2$ and that the number $n$ of particles is large. We find that the correlation…

数学物理 · 物理学 2024-07-29 Yacin Ameur , Christophe Charlier , Joakim Cronvall

We present a formal analysis of nonlinear response functions in terms of correlation functions in real- and imaginary-time domains. In particular, we show that causal nonlinear response functions, expressed in terms of nested commutators in…

介观与纳米尺度物理 · 物理学 2021-07-07 Habib Rostami , Mikhail I. Katsnelson , Giovanni Vignale , Marco Polini