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ASEP(q,j) converges to the KPZ equation

TLDR
In this paper, Carinci, Giardina, Redig and Sasamoto showed that ASEP(q,j) converges to the Cole-Hopf solution to the KPZ equation under weak asymmetry scaling.
Abstract
We show that a generalized Asymmetric Exclusion Process called ASEP(q,j) introduced by Carinci, Giardina, Redig and Sasamoto converges to the Cole-Hopf solution to the KPZ equation under weak asymmetry scaling.

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Posted Content

The KPZ fixed point

TL;DR: An explicit Fredholm determinant formula for the multipoint distribution of the height function of the totally asymmetric simple exclusion process (TASEP) with arbitrary right-finite initial condition was derived by.
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Open ASEP in the Weakly Asymmetric Regime

TL;DR: In this paper, it was shown that the bounded interval ASEP height function converges to the KPZ equation on the unit interval with Neumann boundary conditions on both sides (different parameter for each side).
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The KPZ Limit of ASEP with Boundary

TL;DR: In this article, the Laplace transform of the one-point distribution for half-line KPZ was obtained, and this was used to prove the GOE Tracy-Widom long-time fluctuations.
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The Kardar-Parisi-Zhang equation as scaling limit of weakly asymmetric interacting Brownian motions

TL;DR: In this paper, the authors consider a system of infinitely many interacting Brownian motions that models the height of a one-dimensional interface between two bulk phases and prove that the large scale fluctuations of the system are well approximated by the solution to the KPZ equation provided the microscopic interaction is weakly asymmetric.
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A Multi-species ASEP(q,j) and q-TAZRP with Stochastic Duality

Jeffrey Kuan
- 02 May 2016 - 
TL;DR: In this paper, a multi-species version of ASEP(q,j) is introduced, where up to 2j particles are allowed to occupy a lattice site, the particles drift to the right with asymmetry 0
References
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Book

Interacting Particle Systems

TL;DR: The construction, and other general results are given in this paper, with values in [0, ] s. The voter model, the contact process, the nearest-particle system, and the exclusion process.
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Probability distribution of the free energy of the continuum directed random polymer in 1 + 1 dimensions

TL;DR: In this paper, the authors considered the solution of the stochastic heat equation @TZ D 1 @ 2 X ZZ P W with delta function initial condition Z and obtained explicit formulas for the one-dimensional marginal distributions, the crossover distributions, which interpolate between a standard Gaussian dis- tribution (small time) and the GUE Tracy-Widom distribution (large time).
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Stochastic Burgers and KPZ equations from particle systems

TL;DR: In this paper, it was shown that the weakly asymmetric exclusion process converges to the Kardar-Parisi-Zhang equation with a random noise on the density current.
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Probability Distribution of the Free Energy of the Continuum Directed Random Polymer in 1+1 dimensions

TL;DR: In this article, the authors consider the crossover behavior between the symmetric and asymmetric exclusion processes and obtain explicit formulas for the one-dimensional marginal distributions, which interpolate between a standard Gaussian distribution and the GUE Tracy-Widom distribution.
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The intermediate disorder regime for directed polymers in dimension $1+1$

TL;DR: In this article, the authors introduced a disorder regime for directed polymers in dimension 1+1 that sits between the weak and strong disorder regimes, and showed that the polymer measure under this regime has previously unseen behavior.
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