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math.AP2013★ 2 cited

Robust exponential attractors for the modified phase-field crystal equation

Maurizio Grasselli, Hao Wu

We consider the modified phase-field crystal (MPFC) equation that has recently been proposed by P. Stefanovic et al. This is a variant of the phase-field crystal (PFC) equation, in…

math.AP2013★ 1 cited

Fractional porous media equations: existence and uniqueness of weak solutions with measure data

Gabriele Grillo, Matteo Muratori, Fabio Punzo

We prove existence and uniqueness of solutions to a class of porous media equations driven by the fractional Laplacian when the initial data are positive finite Radon measures on t…

math.AP2013

Cahn-Hilliard Equation with Nonlocal Singular Free Energies

Helmut Abels, Stefano Bosia, Maurizio Grasselli

We consider a Cahn-Hilliard equation which is the conserved gradient flow of a nonlocal total free energy functional. This functional is characterized by a Helmholtz free energy de…

math.AP2013★ 1 cited

Strong competition versus fractional diffusion: the case of Lotka-Volterra interaction

Gianmaria Verzini, Alessandro Zilio

We consider a system of differential equations with nonlinear Steklov boundary conditions, related to the fractional problem $$(-Δ)^s u_i = f_i(x,u_i) - βu_i^p \sum_{j\neq i} a_{ij…

math.AP2013★ 7 cited

A posteriori estimates for Euler and Navier-Stokes equations

Carlo Morosi, Mario Pernici, Livio Pizzocchero

The first two sections of this work review the framework of [6] for approximate solutions of the incompressible Euler or Navier-Stokes (NS) equations on a torus T^d, in a Sobolev s…

math.AP2013★ 1 cited

Non-isothermal viscous Cahn--Hilliard equation with inertial term and dynamic boundary conditions

Cecilia Cavaterra, Maurizio Grasselli, Hao Wu

We consider a non-isothermal modified Cahn--Hilliard equation which was previously analyzed by M. Grasselli et al. Such an equation is characterized by an inertial term and a visco…

math.AP2013

Dynamics of periodic Toda chains with a large number of particles

Dario Bambusi, Thomas Kappeler, Thierry Paul

For periodic Toda chains with a large number of particles we consider states which are close to the equilibrium and constructed by discretizing any given functio…

math.AP2013★ 1 cited

Global attractors for nonlinear viscoelastic equations with memory

Monica Conti, Elsa M. Marchini, Vittorino Pata

We study the asymptotic properties of the semigroup S(t) arising from a nonlinear viscoelastic equation with hereditary memory on a bounded three-dimensional domain written in the…

math.AP2013

From Toda to KdV

Dario Bambusi, Thomas Kappeler, Thierry Paul

For periodic Toda chains with a large number of particles we consider states which are -close to the equilibrium and constructed by discretizing arbitrary given f…

math.AP2013★ 107 cited

Existence and orbital stability of the ground states with prescribed mass for the L^2-critical and supercritical NLS on bounded domains

Benedetta Noris, Hugo Tavares, Gianmaria Verzini

We study solutions of a semilinear elliptic equation with prescribed mass and Dirichlet homogeneous boundary conditions in the unitary ball. Such problem arises in the search of so…

math.AP2013★ 11 cited

Well-posedness and longtime behavior for the modified phase-field crystal equation

Maurizio Grasselli, Hao Wu

We consider a modification of the so-called phase-field crystal (PFC) equation introduced by K.R. Elder et al. This variant has recently been proposed by P. Stefanovic et al. to di…

math.AP2013★ 11 cited

A symmetry problem for the infinity Laplacian

Graziano Crasta, Ilaria Fragalà

Aim of this paper is to prove necessary and sufficient conditions on the geometry of a domain in order that the homogeneous Dirichlet problem for the infini…

math.AP2013★ 26 cited

Stable determination of an inclusion in an elastic body by boundary measurements (unabridged)

Giovanni Alessandrini, Michele Di Cristo, Antonino Morassi +1

We consider the inverse problem of identifying an unknown inclusion contained in an elastic body by the Dirichlet-to-Neumann map. The body is made by linearly elastic, homogeneous…

math.AP2013★ 35 cited

Nonlinearity in oscillating bridges

Filippo Gazzola

We first recall several historical oscillating bridges that, in some cases, led to collapses. Some of them are quite recent and show that, nowadays, oscillations in suspension brid…

math.AP2013★ 4 cited

On the Reynolds number expansion for the Navier-Stokes equations

Carlo Morosi, Livio Pizzocchero

In a previous paper of ours [Nonlinear Anal. 2012] we have considered the incompressible Navier-Stokes (NS) equations on a d-dimensional torus T^d, in the functional setting of the…

math.AP2013★ 11 cited

Entire solutions with exponential growth for an elliptic system modeling phase-separation

Nicola Soave, Alessandro Zilio

We prove the existence of entire solutions with exponential growth for the semilinear elliptic system [\begin{cases} -Δu = -u v^2 & \text{in } -Δv= -u^2 v & \text{in }…

math.AP2013★ 26 cited

Radial Fast Diffusion on the Hyperbolic Space

Gabriele Grillo, Matteo Muratori

We consider radial solutions to the fast diffusion equation on the hyperbolic space for , , . By radial we me…

math.AP2013

Strong solutions for two-dimensional nonlocal Cahn-Hilliard-Navier-Stokes systems

Sergio Frigeri, Maurizio Grasselli, Pavel Krejčí

A well-known diffuse interface model for incompressible isothermal mixtures of two immiscible fluids consists of the Navier-Stokes system coupled with a convective Cahn-Hilliard eq…