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In this paper, we consider the maximal estimates for the solution to an initial value problem of the linear Schroedinger equation with a singular potential. We show a result about the pointwise convergence of solutions to this special…

Analysis of PDEs · Mathematics 2015-06-25 Changxing Miao , Junyong Zhang , Jiqiang Zheng

In this paper we prove local-in-time Strichartz estimates with loss of derivatives for Schr\"odinger equations with variable coefficients and potentials, under the conditions that the geodesic flow is nontrapping and potentials grow…

Analysis of PDEs · Mathematics 2014-06-24 Haruya Mizutani

We prove scale-invariant Strichartz inequalities for the Schrodinger equation on rectangular tori (rational or irrational) in all dimensions. We use these estimates to give a unified and simpler treatment of local well-posedness of the…

Analysis of PDEs · Mathematics 2014-09-15 Rowan Killip , Monica Visan

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 study the 2D-wave equation with a scaling-critical electromagnetic potential. This problem is doubly critical, because of the scaling invariance of the model and the singularities of the potentials, which are not locally integrable. In…

Analysis of PDEs · Mathematics 2020-09-23 Luca Fanelli , Junyong Zhang , Jiqiang Zheng

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 global weighted Strichartz estimates for radial solutions of linear Schr\"odinger equation on a class of rotationally symmetric noncompact manifolds, generalizing the known results on hyperbolic and Damek-Ricci spaces. This yields…

Analysis of PDEs · Mathematics 2007-08-19 Valeria Banica , Thomas Duyckaerts

The endpoint Strichartz estimates for the Schr\"odinger equation are known to be false in two dimensions. However, if one averages the solution in $L^2$ in the angular variable, we show that the homogeneous endpoint and the retarded…

Analysis of PDEs · Mathematics 2007-05-23 Terence Tao

We prove resolvent estimates for a Schr\"odinger operator with a short-range potential outside an obstacle with Dirichlet boundary conditions. As a consequence, we deduce integrability of the local energy for the wave equation, and…

Analysis of PDEs · Mathematics 2024-11-25 Thomas Duyckaerts , Jianwei Urban Yang

We study local-in-time and global-in-time bilinear Strichartz estimates for the Schr\"odinger equation on waveguides. As applications, we apply those estimates to study global well-posedness of nonlinear Schr\"odinger equations on these…

Analysis of PDEs · Mathematics 2024-07-02 Yangkendi Deng , Chenjie Fan , Kailong Yang , Zehua Zhao , Jiqiang Zheng

We prove here essentially sharp linear and bilinear Strichartz type estimates for the wave equations on Minkowski space, where we assume the initial data possesses additional regularity with respect to fractional powers of the usual angular…

Analysis of PDEs · Mathematics 2007-05-23 Jacob Sterbenz , Igor Rodnianski

We establish inhomogeneous Strichartz Estimates for the Schr{\"o}dinger equation with singular and time dependent potentials for non-admissible pairs. Our work extends the results provided by Vilela [23] and Foschi [6] where they proved the…

Analysis of PDEs · Mathematics 2021-12-09 Saikatul Haque

Some analogues of the Schr\"odinger refined Strichartz inequalities (Du, Guth, Li and Zhang) are obtained for the wave equation. These are used to improve the best known $L^2$ fractal Strichartz inequalities for the wave equation in…

Analysis of PDEs · Mathematics 2020-08-25 Terence L. J. Harris

In this article we shall go over recent work in proving dispersive and Strichartz estimates for the Dirichlet-wave equation. We shall discuss applications to existence questions outside of obstacles and discuss open problems.

Analysis of PDEs · Mathematics 2007-05-23 Christopher D. Sogge

We prove Strichartz estimates with a loss of derivatives for the Schr\"odinger equation on polygonal domains with either Dirichlet or Neumann homogeneous boundary conditions. Using a standard doubling procedure, estimates the on polygon…

Analysis of PDEs · Mathematics 2012-03-05 Matthew D. Blair , G. Austin Ford , Sebastian Herr , Jeremy L. Marzuola

In this paper, by constructing the weight functions, a global Carleman estimate for the Schrodinger equation on a tree is established, with a strong assumption on the solution. And the estimate is able to be applied to derive the Lipschitz…

Analysis of PDEs · Mathematics 2023-06-13 Yibin Ding , Xiang Xu

We prove the sharp L^1-L^{\infty} time-decay estimate for the 2D-Schroedinger equation with a general family of scaling critical electromagnetic potentials.

Analysis of PDEs · Mathematics 2016-03-24 L. Fanelli , V. Felli , M. Fontelos , A. Primo

The purpose of this note is to prove global-in-time smoothing effects for the Schr\"odinger equation with potentials exhibiting critical singularity. A typical example of admissible potentials is the inverse-square potential $a|x|^{-2}$…

Analysis of PDEs · Mathematics 2017-03-28 Haruya Mizutani

In this paper we consider inhomogeneous Strichartz estimates in the mixed norm spaces which are given by taking temporal integration before spatial integration. We obtain some new estimates, and discuss about the necessary conditions.

Analysis of PDEs · Mathematics 2013-11-20 Sanghyuk Lee , Ihyeok Seo

We study the direct and inverse scattering problem for the one-dimensional Schr\"odinger equation with steplike potentials. We give necessary and sufficient conditions for the scattering data to correspond to a potential with prescribed…

Spectral Theory · Mathematics 2017-08-04 Iryna Egorova , Zoya Gladka , Till Luc Lange , Gerald Teschl