Siegel der Universität Augsburg

Universität Augsburg
Institut für Mathematik

Siegel der Universität Augsburg

 

Probability Colloquium Augsburg-Munich

 

Professor Dr. Sebastian Andres
Technische Universität Braunschweig

 
spricht am
 
Montag, 28. April 2025
 
um
 
17:00 Uhr
 
im
 
LMU Room B 349, Theresienstr. 39, 80333 München
 
über das Thema:
 

»Scaling limit of the harmonic crystal with random conductances«

Abstract:
In this talk we consider discrete Gaussian free fields with ergodic random conductances on $\mathbb{Z}^d$, $d\geq 2$, where the conductances are possibly unbounded but satisfy a moment condition. As our main result, we show that, for almost every realisation of the environment, the rescaled field converges in law towards a continuous Gaussian field. We also present a scaling limit for the covariances of the field. To obtain the latter, we establish a quenched local limit theorem for the Green's function of the associated random walk among random conductances with Dirichlet boundary conditions. This talk is based on a joint work with Martin Slowik and Anna-Lisa Sokol.

 

Hierzu ergeht herzliche Einladung.
Prof. Dr. Markus Heydenreich



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