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Related papers: Burgers' Flows as Markovian Diffusion Processes

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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…

Condensed Matter · Physics 2009-10-31 P. Garbaczewski , G. Kondrat

We discuss a connection (and a proper place in this framework) of the unforced and deterministically forced Burgers equation for local velocity fields of certain flows, with probabilistic solutions of the so-called Schr\"{o}dinger…

Quantum Physics · Physics 2015-06-26 P. Garbaczewski , G. Kondrat , R. Olkiewicz

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 · Physics 2008-02-03 P. Garbaczewski , G. Kondrat , R. Olkiewicz

When a gas of particles interacts with much a larger reservoir the density dynamics on large scales is typically governed by diffusion. We study this paradigmatic problem for weakly coupled integrable systems and show that this picture gets…

Statistical Mechanics · Physics 2026-01-13 Paweł Lisiak , Maciej Łebek , Miłosz Panfil

We analyze the propagation of Lipschitz continuity of solutions to various linear and nonlinear drift-diffusion systems, with and without incompressibility constraints. Diffusion is assumed to be either fractional or classical. Such…

Analysis of PDEs · Mathematics 2021-05-14 Hussain Ibdah

The randomly driven Burgers equation with pressure is considered as a 1D model of strong turbulence of compressible fluid. It is shown that infinitely small pressure provides a finite effect on the velocity and density statistics and this…

High Energy Physics - Theory · Physics 2009-10-30 S. Boldyrev

The present work demonstrates the connections between the Burgers, diffusion, and Schroedinger's equations. The starting point is a formulation of the stochastic mechanics, which is modeled along the lines of the scale relativity theory.…

Mathematical Physics · Physics 2021-02-22 Dimiter Prodanov

The Stochastic Burgers equation was introduced in [H. van Beijeren, R. Kutner and H. Spohn, Excess noise for driven diffusive systems, PRL, 1985] as a continuous approximation of the fluctuations of the asymmetric simple exclusion process.…

Probability · Mathematics 2024-12-03 Damiano De Gaspari , Levi Haunschmid-Sibitz

We provide a constructive global existence proof for the multivariate viscous Burgers equation system defined on the whole space or on a domain isomorphic to the n-torus and with time horizon up to infinity and C^{\infty}- data (satisfying…

Analysis of PDEs · Mathematics 2011-03-15 Joerg Kampen

This work is devoted to investigating stochastic turbulence for the fluid flow in one-dimensional viscous Burgers equation perturbed by L\'evy space-time white noise with the periodic boundary condition. We rigorously discuss the regularity…

Probability · Mathematics 2021-06-08 Shenglan Yuan , Dirk Blömker , Jinqiao Duan

We demonstrate that numerical solutions of Burgers' equation can be obtained by a scale-totality algorithm for fluids of small viscosity (down to one billionth). Two sets of initial data, modelling simple shears and wall boundary layers,…

Fluid Dynamics · Physics 2018-12-20 F. Lam

High-resolution numerical experiments, described in this work, show that velocity fluctuations governed by the one-dimensional Burgers equation driven by a white-in-time random noise with the spectrum $\overline{|f(k)|^2}\propto k^{-1}$…

adap-org · Physics 2009-10-28 Alexei Chekhlov , Victor Yakhot

We present results for the 1 dimensional stochastically forced Burgers equation when the spatial range of the forcing varies. As the range of forcing moves from small scales to large scales, the system goes from a chaotic, structureless…

Chaotic Dynamics · Physics 2009-10-31 F. Hayot , C. Jayaprakash

Thermodynamically consistent fractional Burgers constitutive models for viscoelastic media, divided into two classes according to model behavior in stress relaxation and creep tests near the initial time instant, are coupled with the…

Classical Physics · Physics 2019-12-03 Ljubica Oparnica , Dušan Zorica , Aleksandar Okuka

We consider the one-dimensional Burgers equation randomly stirred at large scales by a Gaussian short-time correlated force. Using the method of dissipative anomalies, we obtain velocity and velocity-difference probability density functions…

Chaotic Dynamics · Physics 2007-05-23 S. Boldyrev , T. Linde , A. Polyakov

We propose a dynamical model for the erosive growth of a channel in a granular medium driven by subsurface water flow. The model is inferred from experimental data acquired with a laser-aided imaging technique. The evolution equation for…

Soft Condensed Matter · Physics 2007-05-23 A. E. Lobkovsky , B. Smith , A. Kudrolli , D. H. Rothman

The Fisher and Burgers' equations with finite memory transport, describing reaction-diffusion and convection-diffusion processes, respectively have recently attracted a lot of attention in the context of chemical kinetics, mathematical…

Pattern Formation and Solitons · Physics 2007-05-23 Sandip Kar , Suman Kumar Banik , Deb Shankar Ray

Burgers equation is one of the simplest nonlinear partial differential equations-it combines the basic processes of diffusion and nonlinear steepening. In some applications it is appropriate for the diffusion coefficient to be a…

Mathematical Physics · Physics 2007-05-23 Zhenquan Li , A. J. Roberts

This article investigates the properties of the solutions of the dispersionless two-component Burgers (B2) equation, derived as a model for blood-flow in arteries with elastic walls. The phenomenon of wave breaking is investigated as well…

Exactly Solvable and Integrable Systems · Physics 2013-05-02 Tony Lyons

We propose a set of generalized incompressible fluid dynamical equations, which interpolates between the Burgers and Navier-Stokes equations in two dimensions and study their properties theoretically and numerically. It is well-known that…

Fluid Dynamics · Physics 2024-08-14 Koji Ohkitani
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