Search Results - "Lacoin, Hubert"
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MIXING TIME AND CUTOFF FOR THE ADJACENT TRANSPOSITION SHUFFLE AND THE SIMPLE EXCLUSION
Published in The Annals of probability (01-03-2016)“…In this paper, we investigate the mixing time of the adjacent transposition shuffle for a deck of N cards. We prove that around time N² log N/(2π²), the total…”
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THE CUTOFF PROFILE FOR THE SIMPLE EXCLUSION PROCESS ON THE CIRCLE
Published in The Annals of probability (01-09-2016)“…In this paper, we give a very accurate description of the way the simple exclusion process relaxes to equilibrium. Let Pt denote the semi-group associated the…”
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Solid-On-Solid Interfaces with Disordered Pinning
Published in Communications in mathematical physics (01-04-2021)“…We investigate the localization transition for a simple model of interface which interacts with an inhomonegeous defect plane. The interface is modeled by the…”
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New Bounds for the Free Energy of Directed Polymers in Dimension 1 + 1 and 1 + 2
Published in Communications in mathematical physics (01-03-2010)“…We study the free energy of the directed polymer in a random environment model in dimension 1 + 1 and 1 + 2. For dimension one, we improve the statement of…”
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The Scaling Limit of the Directed Polymer with Power-Law Tail Disorder
Published in Communications in mathematical physics (01-09-2021)“…In this paper, we study the so-called intermediate disorder regime for a directed polymer in a random environment with heavy-tail. Consider a simple symmetric…”
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The Stochastic Heat Equation with Multiplicative Lévy Noise: Existence, Moments, and Intermittency
Published in Communications in mathematical physics (01-09-2023)“…We study the stochastic heat equation (SHE) ∂ t u = 1 2 Δ u + β u ξ driven by a multiplicative Lévy noise ξ with positive jumps and coupling constant β > 0 ,…”
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CUTOFF PHENOMENON FOR THE ASYMMETRIC SIMPLE EXCLUSION PROCESS AND THE BIASED CARD SHUFFLING
Published in The Annals of probability (01-05-2019)“…We consider the biased card shuffling and the Asymmetric Simple Exclusion Process (ASEP) on the segment. We obtain the asymptotic of their mixing times: our…”
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MIXING TIME AND CUTOFF FOR THE WEAKLY ASYMMETRIC SIMPLE EXCLUSION PROCESS
Published in The Annals of applied probability (01-08-2020)“…We consider the simple exclusion process with k particles on a segment of length N performing random walks with transition p > 1/2 to the right and q = 1 − p…”
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Existence of a Non-Averaging Regime for the Self-Avoiding Walk on a High-Dimensional Infinite Percolation Cluster
Published in Journal of statistical physics (01-03-2014)“…Let Z N be the number of self-avoiding paths of length N starting from the origin on the infinite cluster obtained after performing Bernoulli percolation on Z…”
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INFLUENCE OF SPATIAL CORRELATION FOR DIRECTED POLYMERS
Published in The Annals of probability (01-01-2011)“…In this paper, we study a model of a Brownian polymer in ${\Bbb R}_{+}\times {\Bbb R}^{d}$ , introduced by Rovira and Tindel [J. Funct. Anal. 222 (2005)…”
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Non-coincidence of quenched and annealed connective constants on the supercritical planar percolation cluster
Published in Probability theory and related fields (01-08-2014)“…In this paper, we study the abundance of self-avoiding paths of a given length on a supercritical percolation cluster on Z d . More precisely, we count Z N ,…”
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Existence of an intermediate phase for oriented percolation
Published in Electronic journal of probability (2012)“…We consider the following oriented percolation model of $\mathbb {N} \times \mathbb{Z}^d$: we equip $\mathbb {N}\times \mathbb{Z}^d$ with the edge set…”
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Hierarchical pinning model with site disorder: disorder is marginally relevant
Published in Probability theory and related fields (01-09-2010)“…We study a hierarchical disordered pinning model with site disorder for which, like in the bond disordered case (Derrida et al. in J Stat Phys 66:1189–1213,…”
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The Effect of Disorder on the Free-Energy for the Random Walk Pinning Model: Smoothing of the Phase Transition and Low Temperature Asymptotics
Published in Journal of statistical physics (01-01-2011)“…We consider the continuous time version of the Random Walk Pinning Model (RWPM), studied in (Berger and Toninelli (Electron. J. Probab., to appear) and Birkner…”
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Critical Gaussian multiplicative chaos for singular measures
Published in Stochastic processes and their applications (01-09-2024)“…Given d≥1, we provide a construction of the random measure – the critical Gaussian Multiplicative Chaos – formally defined as e2dXdμ where X is a…”
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A Two Cities Theorem for the Parabolic Anderson Model
Published in The Annals of probability (01-01-2009)“…The parabolic Anderson problem is the Cauchy problem for the heat equation $\partial_{t}u(t, z) = \vartriangleu(t, z) + \xi(z)u(t, z)$ on $(0, \infty) x…”
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Hierarchical pinning models, quadratic maps and quenched disorder
Published in Probability theory and related fields (01-05-2010)“…We consider a hierarchical model of polymer pinning in presence of quenched disorder, introduced by Derrida et al. (J Stat Phys 66:1189–1213, 1992), which can…”
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A universality result for subcritical complex Gaussian multiplicative chaos
Published in The Annals of applied probability (01-02-2022)“…In the present paper, we show that (under some minor technical assumption) Complex Gaussian multiplicative chaos defined as the complex exponential of a…”
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Polymer dynamics in the depinned phase: metastability with logarithmic barriers
Published in Probability theory and related fields (01-08-2012)“…We consider the stochastic evolution of a (1 + 1)-dimensional polymer in the depinned regime. At equilibrium the system exhibits a double well structure: the…”
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Wetting and Layering for Solid-on-Solid I: Identification of the Wetting Point and Critical Behavior
Published in Communications in mathematical physics (01-09-2018)“…We provide a complete description of the low temperature wetting transition for the two dimensional solid-on-solid model. More precisely, we study the…”
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