AbstractIt is proved in this paper that the scattering amplitude Aq(α′, α) at fixed energy for potentials with compact support cannot be a finite rank kernel in the basis of spherical harmonics. A similar result is proved also for the scattering amplitude in the obstacle scattering problem
AbstractWe analyze the evolution of the highest weight spherical harmonics by the nonlinear Schrödin...
International audienceIn the framework of one dimensional potential scattering we prove that, modulo...
The long-time behavior of the scattered field produced by a plane acoustical pulse stalking a spheri...
AbstractIt is proved in this paper that the scattering amplitude Aq(α′, α) at fixed energy for poten...
AbstractIt is proved that A(θ′,θ,k) = A(θ′·θ,k) is a necessary and sufficient condition for a scatte...
AbstractLet Dj, j = 1,2, be two bounded domains (obstacles) in Rn, n ≥ 2, with the boundaries Г. Let...
Consider a semiclassical Hamiltonian H[subscript V,h]:=h[superscript 2] Δ + V − E, where h > 0 is a ...
AbstractLet supα′,α ϵ S2 ¦Aδ(α′, α) − A(α′, α)¦ < δ, where S2 is the unit sphere in R3, A(α′, α) is ...
AbstractWe show that it is possible to concentrate a radially symmetric potential around the origin ...
We prove that in dimension n ≥ 2 the main singularities of a complex potential q having a certain a ...
The scattering of scalar waves by a set of scatterers is considered. It is proven that the scattered...
We consider a massive, neutral, scalar field theory of mass $m_0$ in a five dimensional flat spaceti...
AbstractWe show that among all connected obstacles in R3, the sphere is uniquely determined by its r...
AbstractIt is shown that for scattering by a radially symmetric potential in RN, N odd, the number o...
AbstractBy regarding the study of radial and non-redial stellar oscillations as a problem in potenti...
AbstractWe analyze the evolution of the highest weight spherical harmonics by the nonlinear Schrödin...
International audienceIn the framework of one dimensional potential scattering we prove that, modulo...
The long-time behavior of the scattered field produced by a plane acoustical pulse stalking a spheri...
AbstractIt is proved in this paper that the scattering amplitude Aq(α′, α) at fixed energy for poten...
AbstractIt is proved that A(θ′,θ,k) = A(θ′·θ,k) is a necessary and sufficient condition for a scatte...
AbstractLet Dj, j = 1,2, be two bounded domains (obstacles) in Rn, n ≥ 2, with the boundaries Г. Let...
Consider a semiclassical Hamiltonian H[subscript V,h]:=h[superscript 2] Δ + V − E, where h > 0 is a ...
AbstractLet supα′,α ϵ S2 ¦Aδ(α′, α) − A(α′, α)¦ < δ, where S2 is the unit sphere in R3, A(α′, α) is ...
AbstractWe show that it is possible to concentrate a radially symmetric potential around the origin ...
We prove that in dimension n ≥ 2 the main singularities of a complex potential q having a certain a ...
The scattering of scalar waves by a set of scatterers is considered. It is proven that the scattered...
We consider a massive, neutral, scalar field theory of mass $m_0$ in a five dimensional flat spaceti...
AbstractWe show that among all connected obstacles in R3, the sphere is uniquely determined by its r...
AbstractIt is shown that for scattering by a radially symmetric potential in RN, N odd, the number o...
AbstractBy regarding the study of radial and non-redial stellar oscillations as a problem in potenti...
AbstractWe analyze the evolution of the highest weight spherical harmonics by the nonlinear Schrödin...
International audienceIn the framework of one dimensional potential scattering we prove that, modulo...
The long-time behavior of the scattered field produced by a plane acoustical pulse stalking a spheri...
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