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We derive thermodynamically consistent models for diblock copolymer solutions coupled with the electric and magnetic field, respectively. These models satisfy the second law of thermodynamics and therefore are therefore thermodynamically…

数值分析 · 数学 2021-03-30 Xiaowen Shen , Qi Wang

We consider Fokker-Planck type differential operators associated with general Langevin processes admitting a Gibbs stationary distribution. Under assumptions insuring suitable resolvent estimates, we prove Eyring-Kramers formulas for the…

偏微分方程分析 · 数学 2022-01-06 Jean-Francois Bony , Dorian Le Peutrec , Laurent Michel

We explore a connection of the forced Burgers equation with the Schr\"{o}dinger (diffusive) interpolating dynamics in the presence of deterministic external forces. This entails an exploration of the consistency conditions that allow to…

凝聚态物理 · 物理学 2009-10-31 P. Garbaczewski , G. Kondrat

We study an ordinary differential equation controlled by a stochastic process. We present results on existence and uniqueness of solutions, on associated local times (Trotter and Ray-Knight theorems), and on time and direction of…

概率论 · 数学 2007-05-23 Richard F. Bass , Krzysztof Burdzy

For a broad class of Gaussian disordered systems at low temperature, we show that the Gibbs measure is asymptotically localized in small neighborhoods of a small number of states. From a single argument, we obtain (i) a version of…

概率论 · 数学 2021-08-30 Erik Bates , Sourav Chatterjee

We study the directed polymer model in a bounded environment in weak disorder but without $L^2$-boundedness, specifically the speed of homogenization for the field $(W_n^{0,x})_{x\in\mathbb Z^d}$, where $W_n^{0,x}$ denotes the associated…

概率论 · 数学 2023-07-11 Stefan Junk

We propose a numerical solution for the solution of the Fokker-Planck-Kolmogorov (FPK) equations associated with stochastic partial differential equations in Hilbert spaces. The method is based on the spectral decomposition of the…

概率论 · 数学 2016-01-08 Francisco J. Delgado-Vences , Franco Flandoli

Let us consider the local specification system of Gibbs point process with inhib ition pairwise interaction acting on some Delaunay subgraph specifically not con taining the edges of Delaunay triangles with circumscribed circle of radius…

统计力学 · 物理学 2011-02-09 Etienne Bertin , Jean-Michel Billiot , Remy Drouilhet

We explore a connection of the deterministically forced Burgers equation for local velocity fields with probabilistic solutions of the Schr\"{o}dinger boundary data problem. An issue of deducing the most likely interpolating dynamics from…

chao-dyn · 物理学 2008-02-03 P. Garbaczewski , G. Kondrat , R. Olkiewicz

We study the dynamics and conformation of polymers composed by active monomers. By means of Brownian dynamics simulations we show that when the direction of the self-propulsion of each monomer is aligned with the backbone, the polymer…

软凝聚态物质 · 物理学 2018-11-28 Valentino Bianco , Emanuele Locatelli , Paolo Malgaretti

We investigate the stability of traveling front solutions to nonlinear diffusive-dispersive equations of Burgers type, with a primary focus on the Korteweg-de Vries-Burgers (KdVB) equation, although our analytical findings extend more…

偏微分方程分析 · 数学 2025-06-03 Blake Barker , Jared C. Bronski , Vera Mikyoung Hur , Zhao Yang

We study efficiency of non-parametric estimation of diffusions (stochastic differential equations driven by Brownian motion) from long stationary trajectories. First, we introduce estimators based on conditional expectation which is…

概率论 · 数学 2021-05-26 Xi Chen , Ilya Timofeyev

We consider scalar conservation laws with nonlocal diffusion of Riesz-Feller type such as the fractal Burgers equation. The existence of traveling wave solutions with monotone decreasing profile has been established recently (in special…

偏微分方程分析 · 数学 2023-08-21 Franz Achleitner , Yoshihiro Ueda

We present an analysis of the mean-field kinetics of Brownian coagulation of droplets and polymers driven by input of monomers which aims to characterize the long time behavior of the cluster size distribution as a function of the inverse…

统计力学 · 物理学 2015-06-04 P. L. Krapivsky , Colm Connaughton

The purpose of this article is threefold. First, we introduce a new type of boundary condition for the multiplicative-noise stochastic heat equation on the half space. This is essentially a Dirichlet boundary condition but with a nontrivial…

概率论 · 数学 2019-01-29 Shalin Parekh

The Brown-York quasi-local energy of a rotating black hole described by the Kerr metric and enclosed by a fixed-radius surface is calculated by direct computation. No special assumptions on the angular momentum or the radial coordinate in…

广义相对论与量子宇宙学 · 物理学 2018-12-05 Bjoern S. Schmekel

Exactly solvable variable parametric Burgers type equations in one-dimension are introduced, and two different approaches for solving the corresponding initial value problems are given. The first one is using the relationship between the…

可精确求解与可积系统 · 物理学 2011-04-27 Sirin A. Buyukasik

Motivated by recent developments on solvable directed polymer models, we define a 'multi-layer' extension of the stochastic heat equation involving non-intersecting Brownian motions.

概率论 · 数学 2021-03-30 Neil O'Connell , Jon Warren

Two-component second and third-order Burgers type systems with nondiagonal constant matrix of leading order terms are classified for higher symmetries. New symmetry integrable systems with their master symmetries are obtained. Some third…

可精确求解与可积系统 · 物理学 2016-05-04 D. Talati , R. Turhan

We investigate the unique stationary measure of a positive recurrent reflecting Brownian motion in the upper half-plane, where the direction of reflection is constant on each half-axis. The Laplace transform of the stationary distribution…

概率论 · 数学 2026-05-05 Jules Flin