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In this article, we retain the basic idea and at the same time generalize Kawasaki's dynamics, spin-pair exchange mechanism, to spin-pair redistribution mechanism, and present a normalized redistribution probability. This serves to unite…

无序系统与神经网络 · 物理学 2009-11-07 Han Zhu , Jian-Yang Zhu

We show that if an essentially arbitrary sequence supported on an interval containing $x$ integers, is convolved with a tiny Siegel-Walfisz-type sequence supported on an interval containing $\exp((\log x)^{\varepsilon})$ integers then the…

数论 · 数学 2018-11-22 Étienne Fouvry , Maksym Radziwiłł

Motivated by recently discovered relations between logarithmically correlated Gaussian processes and characteristic polynomials of large random $N \times N$ matrices $H$ from the Gaussian Unitary Ensemble (GUE), we consider the problem of…

数学物理 · 物理学 2016-09-28 Yan V. Fyodorov , Nicholas J. Simm

We interpret the relation between the polarizing efficiency $P_{\max}/E(B-V)$ and the wavelength of the maximum polarization $\lambda_{\max}$ observed for 17 objects (including 243 stars) separated into two groups: "dark clouds" and "open…

星系天体物理 · 物理学 2016-10-12 N. V. Voshchinnikov , V. B. Il'in , H. K. Das

The non-equilibrium steady states emerging from stochastic resetting to a distribution is studied. We show that for a range of processes, the steady-state moments can be expressed as a linear combination of the moments of the distribution…

统计力学 · 物理学 2023-10-10 Kristian Stølevik Olsen

The scaled standard Wigner matrix (symmetric with mean zero, variance one i.i.d. entries), and its limiting eigenvalue distribution, namely the semi-circular distribution, has attracted much attention. The $2k$th moment of the limit equals…

概率论 · 数学 2021-03-18 Arup Bose , Koushik Saha , Arusharka Sen , Priyanka Sen

We investigate the use of the Metropolis-Hastings algorithm to sample posterior distribution in a Bayesian inverse problem, where the likelihood function is random. Concretely, we consider the case where one has full field observations of a…

数值分析 · 数学 2026-02-20 Emil Løvbak , Sebastian Krumscheid

The Katz centrality of a node in a complex network is a measure of the node's importance as far as the flow of information across the network is concerned. For ensembles of locally tree-like and undirected random graphs, this observable is…

物理与社会 · 物理学 2024-10-02 Silvia Bartolucci , Francesco Caravelli , Fabio Caccioli , Pierpaolo Vivo

We consider the large-time dynamics of one-dimensional processes involving adsorption and desorption of extended hard-core particles (dimers, trimers,\,$\cdots,k$-mers), while interacting through their constituent monomers. Desorption can…

统计力学 · 物理学 2017-06-23 F. A. Gómez Albarracín , H. D. Rosales , M. D. Grynberg

A simple zipper model is introduced, representing in a simplified way, e.g., the folded DNA double helix or hairpin structures in RNA. The double stranded hairpin is connected to a heat bath at temperature $T$ and subject to an external…

统计力学 · 物理学 2024-01-18 P. Werner , A. K. Hartmann , S. N. Majumdar

The current article completes our investigation of the hard-particle interaction by determining their distribution functionals. Beginning with a short review of the perturbation expansion of the free-energy functional, we derive two…

软凝聚态物质 · 物理学 2015-02-17 Stephan Korden

By investigating the compressibility of one-dimensional lattice fermions at various filling factors, we study the phase separation and re-entrant transition within the framework of the Bethe ansatz method. We model the system using the…

量子气体 · 物理学 2015-05-28 Theja N. De Silva

We summarize the renormalization-group properties of transverse-momentum dependent (TMD) parton distribution functions (PDF)s arguing that in the light-cone gauge the overlapping ultraviolet and rapidity divergences cannot be solely…

高能物理 - 唯象学 · 物理学 2011-02-03 N. G. Stefanis , I. O. Cherednikov , A. I. Karanikas

We study the length of cycles in the model of spatial random permutations in Euclidean space. In this model, for given length $L$, density $\rho$, dimension $d$ and jump density $\varphi$, one samples $\rho L^d$ particles in a…

概率论 · 数学 2019-02-12 Dor Elboim , Ron Peled

New class of reference distribution functions for numerical approximation of the solution of the Fokker-Planck equations associated to the charged particle dynamics in tokamak are studied. The reference distribution functions are obtained…

统计力学 · 物理学 2016-11-22 György Steinbrecher , Giorgio Sonnino , Nicolae Pometescu

Electron ring velocity space distributions have previously been seen in numerical simulations of magnetic reconnection exhausts and have been suggested to be caused by the magnetization of the electron outflow jet by the compressed…

The probability distribution of the maximum $M_t$ of a single resetting Brownian motion (RBM) of duration $t$ and resetting rate $r$, properly centred and scaled, is known to converge to the standard Gumbel distribution of the classical…

统计力学 · 物理学 2026-01-19 Alexander K. Hartmann , Satya N. Majumdar , Gregory Schehr

We introduce and theoretically investigate a minimal particle-based model for a new class of active matter where particles exhibit directional, volume-conserving division in confinement while interacting sterically, mimicking cells in early…

软凝聚态物质 · 物理学 2024-10-01 Samantha R. Lish , Lukas Hupe , Ramin Golestanian , Philip Bittihn

We suggest new closely related methods for numerical inversion of $Z$-transform and Wiener-Hopf factorization of functions on the unit circle, based on sinh-deformations of the contours of integration, corresponding changes of variables and…

数值分析 · 数学 2024-05-08 Svetlana Boyarchenko , Sergei Levendorskiĭ

In this paper, we study a distribution of labeled particles on a continuous ring. It arises in three different ways, all related to the multi-type TASEP on a ring. We prove formulas for the probability density function for some permutations…

组合数学 · 数学 2017-03-28 Erik Aas , Svante Linusson
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