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We prove $L^p$ and smoothing estimates for the resolvent of magnetic Schr\"odinger operators. We allow electromagnetic potentials that are small perturbations of a smooth, but possibly unbounded background potential. As an application, we…

Analysis of PDEs · Mathematics 2016-07-19 Jean-Claude Cuenin , Carlos Kenig

We prove the dispersive and Strichartz estimates for solutions to the wave equation with a class of many-electric potentials in spatial dimension three. To obtain the desired dispersive estimate, based on the spectral properties of the…

Analysis of PDEs · Mathematics 2024-02-14 Haoran Wang

We prove Strichartz estimates for the absolutely continuous evolution of a Schr\"odinger operator $H = (i\nabla + A)^2 + V$ in $\R^n$, $n > 2$. Both the magnetic and electric potentials are time-independent and satisfy pointwise polynomial…

Analysis of PDEs · Mathematics 2008-04-02 Michael Goldberg

The work is devoted to Dirichlet problem for sub-quintic semi-linear wave equation with damping damping term of the form $(-\Delta)^\alpha\partial_t u$, $\alpha\in(0,\frac{1}{2})$, in bounded smooth domains of $\Bbb R^3$. It appears that to…

Analysis of PDEs · Mathematics 2014-03-31 Anton Savostianov

We consider the nonlinear Schrodinger equation under a partial quadratic confinement. We show that the global dispersion corresponding to the direction(s) with no potential is enough to prove global in time Strichartz estimates, from which…

Analysis of PDEs · Mathematics 2015-06-17 Paolo Antonelli , Rémi Carles , Jorge Drumond Silva

We prove local Strichartz estimates on compact manifolds with boundary. Our results also apply more generally to compact manifolds with Lipschitz metrics.

Analysis of PDEs · Mathematics 2007-05-23 Matthew D. Blair , Hart F. Smith , Christopher D. Sogge

We show that the time evolution of the operator $H = -\Delta + i(A \cdot \nabla + \nabla \cdot A) + V$ in R^3 satisfies Strichartz and smoothing estimates under suitable smoothness and decay assumptions on A and V but without any smallness…

Analysis of PDEs · Mathematics 2007-05-23 M. Burak Erdogan , Michael Goldberg , Wilhelm Schlag

We study the dispersive behaviors of two-particles Schr\"odinger and wave equations in the Aharonov-Bohm field. In particular, we prove the Strichartz estimates for Schr\"odinger and wave equations in this setting. The key point is to…

Analysis of PDEs · Mathematics 2021-10-14 Xiaofen Gao , Junyong Zhang , Jiqiang Zheng

We prove Strichartz estimates for a class of Baouendi--Grushin operators acting either on the Euclidean space or a product of the type $\mathbb{R}^{d_1} \times M$, where $(M,g)$ is a smooth compact manifold with no boundary. We then give an…

Analysis of PDEs · Mathematics 2024-12-02 Nicolas Burq , Mickaël Latocca

We derive a dispersion estimate for one-dimensional perturbed radial Schr\"odinger operators. We also derive several new estimates for solutions of the underlying differential equation and investigate the behavior of the Jost function near…

Spectral Theory · Mathematics 2016-10-13 Aleksey Kostenko , Gerald Teschl , Julio H. Toloza

The objective of this paper is to report on recent progress on Strichartz estimates for the Schr\"odinger equation and to present the state-of-the-art. These estimates have been obtained in Lebesgue spaces, Sobolev spaces and, recently, in…

Analysis of PDEs · Mathematics 2018-07-23 Elena Cordero , Davide Zucco

We prove the (local in time) Strichartz estimates (for the full range of parameters given by the scaling unless the end point) for asymptotically flat and non trapping perturbations of the flat Laplacian in $\R^n$, $n\geq 2$. The main point…

Analysis of PDEs · Mathematics 2007-05-23 Luc Robbiano , Claude Zuily

We establish dispersive and Strichartz estimates for solutions to the linear time-dependent Schr\"odinger equations with potential in three dimensions. Our main focus is on the small rough time-dependent potentials. Examples of such…

Analysis of PDEs · Mathematics 2007-05-23 I. Rodnianski , W. Schlag

We prove dispersive estimates for linear Schroedinger equations in two space dimensions. The potential is assumed to be real-valued with some polynomial decay (faster than a negative third power), and zero energy is assumed to be a regular…

Analysis of PDEs · Mathematics 2009-11-10 Wilhelm Schlag

We investigate the dispersive properties of solutions to the Schr\"odinger equation with a weakly decaying radial potential on cones. If the potential has sufficient polynomial decay at infinity, then we show that the Schr\"odinger flow on…

Analysis of PDEs · Mathematics 2022-01-05 Blake Keeler , Jeremy L. Marzuola

This paper deals with global dispersive properties of Schr\"odinger equations with real-valued potentials exhibiting critical singularities, where our class of potentials is more general than inverse-square type potentials and includes…

Analysis of PDEs · Mathematics 2016-07-13 Jean-Marc Bouclet , Haruya Mizutani

We prove Strichartz-type estimates for Schroedinger's equation with time-dependent potentials. The time derivative of the potentials need not be integrable, so the total variation of the potentials may be infinite.

Analysis of PDEs · Mathematics 2014-10-15 Marius Beceanu

We prove some local smoothing estimates for the Schr\"{o}dinger initial value problem with data in $L^2(\mathbb{R}^d)$, $d \geq 2$ and a general class of potentials. In the repulsive setting we have to assume just a power like decay…

Analysis of PDEs · Mathematics 2008-02-18 J. A. Bercelo , A. Ruiz , L. Vega , M. C. Vilela

The smoothing effect states that solutions to the Schr{\"o}dinger equation in the Euclidean space have, for almost-every time, a local-in-space improved regularity (gain of half a derivative in Sobolev spaces). In this note, we show that,…

Analysis of PDEs · Mathematics 2024-12-03 Antoine Prouff

We study linear Klein-Gordon equations with moving potentials motivated by the stability analysis of traveling waves and multi-solitons. In this paper, Strichartz estimates, local energy decay and the scattering theory for these models are…

Analysis of PDEs · Mathematics 2023-01-26 Gong Chen , Jacek Jendrej