H2-boundedness of the pullback attractor for a non-nutonomous reaction-diffusion equation

We prove some regularity results for the pullback attractor of a reaction-diffusion model. First we establish a general result about H2-boundedness of invariant sets for an evolution process. Then, as a consequence, we deduce that the pullback attractor of a non-autonomous reaction-diffusion equatio...

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Detalles Bibliográficos
Autores: Anguiano Moreno, María, Caraballo Garrido, Tomás, Real Anguas, José
Tipo de recurso: artículo
Fecha de publicación:2010
País:España
Institución:Universidad de Sevilla (US)
Repositorio:idUS. Depósito de Investigación de la Universidad de Sevilla
OAI Identifier:oai:idus.us.es:11441/23675
Acceso en línea:http://hdl.handle.net/11441/23675
https://doi.org/10.1016/j.na.2009.07.027
Access Level:acceso abierto
Palabra clave:Reaction-diffusion equations
non-autonomous (pullback) attractors
invariant sets
H2-regularity
Descripción
Sumario:We prove some regularity results for the pullback attractor of a reaction-diffusion model. First we establish a general result about H2-boundedness of invariant sets for an evolution process. Then, as a consequence, we deduce that the pullback attractor of a non-autonomous reaction-diffusion equation is bounded not only in L2 (­) \ H1 0 (­) but in H2 (­).