Long-time dynamics for a fractional piezoelectric system with magnetic effects and Fourier's law

MM Freitas, AJA Ramos, AÖ Özer… - Journal of Differential …, 2021 - Elsevier
In this work, we use a variational approach to model vibrations on a piezoelectric beam with
fractional damping depending on a parameter ν∈(0, 1/2). Magnetic and thermal effects are …

Existence and upper-semicontinuity of global attractors for binary mixtures solids with fractional damping

MM Freitas, AJA Ramos, ML Santos - Applied Mathematics & Optimization, 2021 - Springer
This paper is devoted to study the asymptotic behavior of a binary mixture problem of solids
with fractional damping and sources terms. We prove the existence of global attractors with …

Global existence and convergence results for a class of nonlinear time fractional diffusion equation

NH Tuan - Nonlinearity, 2023 - iopscience.iop.org
This paper investigates Cauchy problems of nonlinear parabolic equation with a Caputo
fractional derivative. When the initial datum is sufficiently small in some appropriate spaces …

[HTML][HTML] Fractional powers approach of operators for abstract evolution equations of third order in time

FDM Bezerra, LA Santos - Journal of Differential Equations, 2020 - Elsevier
In this paper we consider approximations of a class of third order linear evolution equations
in time governed by fractional powers. We explicitly calculate the fractional powers of …

Long-time behavior for evolution processes associated with non-autonomous nonlinear Schrödinger equation

RN Figueroa-López, MJD Nascimento - Journal of Differential Equations, 2024 - Elsevier
We consider non-autonomous nonlinear Schrödinger equation with homogeneous Dirichlet
boundary conditions in a bounded smooth domain and time-dependent forcing that models …

Fractional approximations of abstract semilinear parabolic problems.

FDM Bezerra, AN Carvalho… - … Systems-Series B, 2020 - search.ebscohost.com
In this paper we study the abstract semilinear parabolic problem of the form du/dt+ Au= ƒ (u),
as the limit of the corresponding fractional approximations du/dt+ A< sup> α u= ƒ (u), in a …

Random flights connecting porous medium and Euler–Poisson–Darboux equations

A De Gregorio, E Orsingher - Journal of Mathematical Physics, 2020 - pubs.aip.org
In this paper, we consider the porous medium equation and establish a relationship
between its Kompanets–Zel'dovich–Barenblatt solution u (xd, t), xd∈ R d, t> 0 and random …

On a cascade system of Schrödinger equations. Fractional powers approach

M Belluzi, MJD Nascimento, K Schiabel - Journal of Mathematical Analysis …, 2022 - Elsevier
Our goal is to study fractional powers of a cascade system of partial differential equations.
We explicitly calculate the fractional powers of linear operators associated to this type of …

Quasi-stability and continuity of attractors for nonlinear system of wave equations

MM Freitas, MJ Dos Santos, AJA Ramos… - Nonautonomous …, 2021 - degruyter.com
In this paper, we study the long-time behavior of a nonlinear coupled system of wave
equations with damping terms and subjected to small perturbations of autonomous external …

On the Limit of Solutions for a Reaction–Diffusion Equation Containing Fractional Laplacians

J Xu, T Caraballo, J Valero - Applied Mathematics & Optimization, 2024 - Springer
A kind of nonlocal reaction-diffusion equations on an unbounded domain containing a
fractional Laplacian operator is analyzed. To be precise, we prove the convergence of …