Academic Journal

Analyticity of thermo-elastic semigroups with free boundary conditions

Bibliographic Details
Title: Analyticity of thermo-elastic semigroups with free boundary conditions
Authors: Lasiecka, Irena, Triggiani, Roberto
Publisher Information: Scuola Normale Superiore, Pisa
Subject Terms: free coupled boundary conditions, thermo-elastic plate system, Thermal effects in solid mechanics, One-parameter semigroups and linear evolution equations, semi-continuous contraction semigroup, Free boundary problems for PDEs, energy space, Other PDE from mechanics, uniform stability, Long-time behavior of solutions for dynamical problems in solid mechanics, Plates, analyticity, Regularity of solutions of dynamical problems in solid mechanics
Description: The authors consider a thermo-elastic plate system where the elastic equation does not account for rotational forces. Of all canonical boundary conditions, the authors focus on the most challenging case unsolved in the literature: that of the free coupled boundary conditions. As in other simpler cases, the authors show that the corresponding semi-continuous contraction semigroup (on a natural energy space) is analytic, and, hence, uniformly stable. The proof employs PDE methods and estimates.
Document Type: Article
File Description: application/xml
Access URL: https://zbmath.org/1381073
Accession Number: edsair.c2b0b933574d..e927b9ca863ea8ac7d9d3559d29b32d5
Database: OpenAIRE
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