Homogenization results for the generator of multiscale Langevin dynamics in weighted Sobolev spaces

We study the homogenization of the Poisson equation with a reaction term and of the eigenvalue problem associated to the generator of multiscale Langevin dynamics. Our analysis extends the theory of two-scale convergence to the case of weighted Sobolev spaces in unbounded domains. We provide converg...

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Bibliographic Details
Published inIMA journal of applied mathematics Vol. 88; no. 1; pp. 67 - 101
Main Author Zanoni, Andrea
Format Journal Article
LanguageEnglish
Published 01.04.2023
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Summary:We study the homogenization of the Poisson equation with a reaction term and of the eigenvalue problem associated to the generator of multiscale Langevin dynamics. Our analysis extends the theory of two-scale convergence to the case of weighted Sobolev spaces in unbounded domains. We provide convergence results for the solution of the multiscale problems above to their homogenized surrogate. A series of numerical examples corroborate our analysis.
ISSN:0272-4960
1464-3634
DOI:10.1093/imamat/hxad003