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ON THE CAUCHY PROBLEM FOR SEMILINEAR THERMOELASTIC PLATE SYSTEMS IN THE Lq FRAMEWORK

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Autor(es):
Aslan, Halit Sevki ; Chen, Wenhui
Número total de Autores: 2
Tipo de documento: Artigo Científico
Fonte: EVOLUTION EQUATIONS AND CONTROL THEORY; v. N/A, p. 27-pg., 2025-06-25.
Resumo

. We mainly consider semilinear thermoelastic plate systems with general power nonlinearities in the whole space Rn. By applying the Fourier analysis, some sharp (Lq boolean AND Lm) - Lq estimates of solutions (with any 1 5 m 5 q 5 +infinity) to the classical thermoelastic plate system are derived, which cover all known results in Rn. Then, we investigate global in time existence of small data Lq solutions (with any q is an element of [1, +infinity]) and blow-up of weak solutions for the semilinear thermoelastic plate systems under suitable conditions on the power exponents, which justify critical exponents for several classes of nonlinearities. (AU)

Processo FAPESP: 21/01743-3 - Comportamento assíntótico para equações de evolução com coeficientes dependentes do tempo
Beneficiário:Halit Sevki Aslan
Modalidade de apoio: Bolsas no Brasil - Pós-Doutorado