Traveling waves and effective mass for the regularized Landau-Pekar equations

Fuente: arXiv
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Autor principal: Rademacher, Simone
Formato: Preprint
Publicado: 2022
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author Rademacher, Simone
author_facet Rademacher, Simone
contents We consider the regularized Landau-Pekar equations with positive speed of sound and prove the existence of subsonic traveling waves. We provide a definition of the effective mass for the regularized Landau-Pekar equations based on the energy-velocity expansion of subsonic traveling waves. Moreover we show that this definition of the effective mass agrees with the definition based on an energy-momentum expansion of low energy states.
format Preprint
id arxiv_https___arxiv_org_abs_2211_08198
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle Traveling waves and effective mass for the regularized Landau-Pekar equations
Rademacher, Simone
Mathematical Physics
Analysis of PDEs
We consider the regularized Landau-Pekar equations with positive speed of sound and prove the existence of subsonic traveling waves. We provide a definition of the effective mass for the regularized Landau-Pekar equations based on the energy-velocity expansion of subsonic traveling waves. Moreover we show that this definition of the effective mass agrees with the definition based on an energy-momentum expansion of low energy states.
title Traveling waves and effective mass for the regularized Landau-Pekar equations
topic Mathematical Physics
Analysis of PDEs
url https://arxiv.org/abs/2211.08198