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We prove inverse Strichartz theorems at $L^2$ regularity for a family of Schr\"{o}dinger evolutions in one space dimension. Prior results rely on spacetime Fourier analysis and are limited to the translation-invariant equation $i\partial_t…

Analysis of PDEs · Mathematics 2017-01-05 Casey Jao , Rowan Killip , Monica Visan

We prove local smoothing, local energy decay and weighted Strichartz inequalities for fractional Schr\"odinger equations with a Aharonov-Bohm magnetic field in 2D. Explicit representations of the flows in terms of spherical expansions of…

Analysis of PDEs · Mathematics 2016-04-12 F. Cacciafesta , L. Fanelli

For a large class of complete, non-compact Riemannian manifolds, $(M,g)$, with boundary, we prove high energy resolvent estimates in the case where there is one trapped hyperbolic geodesic. As an application, we have the following local…

Analysis of PDEs · Mathematics 2007-11-20 Hans Christianson

Let \( H = (-\Delta)^m + V \) be a higher-order elliptic operator on \( L^2(\mathbb{R}^n) \), where \( V \) is a general bounded decaying potential. This paper focuses on the global Kato smoothing and Strichartz estimates for solutions to…

Analysis of PDEs · Mathematics 2024-10-31 Haruya Mizutani , Xiaohua Yao

We consider the Schr\"odinger equation with no radial assumption on real hyperbolic spaces. We obtain sharp dispersive and Strichartz estimates for a large family of admissible pairs. As a first consequence, we get strong well-posedness…

Analysis of PDEs · Mathematics 2010-01-07 Jean-Philippe Anker , Vittoria Pierfelice

We study the stochastic nonlinear Schroedinger equations with linear multiplicative noise, particularly in the defocusing mass-critical and energy-critical cases. For general initial data, we prove the global existence and uniqueness of…

Probability · Mathematics 2018-11-06 Deng Zhang

We obtain improved Strichartz estimates for solutions of the Schr\"odinger equation on compact manifolds with nonpositive sectional curvatures which are related to the classical universal results of Burq, G\'erard and Tzvetkov [11]. More…

Analysis of PDEs · Mathematics 2024-07-19 Xiaoqi Huang , Christopher D. Sogge

Using a new local smoothing estimate of the first and third authors, we prove local-in-time Strichartz and smoothing estimates without a loss exterior to a large class of polygonal obstacles with arbitrary boundary conditions and…

Analysis of PDEs · Mathematics 2013-04-22 Dean Baskin , Jeremy L. Marzuola , Jared Wunsch

This work investigates the motion of a non-relativistic charged particle within the spacetime of a global monopole. We introduce the Schr\"odinger equation to describe the particle's motion with two interactions by considering the Kratzer…

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 consider the cubic nonlinear Schr\"odinger equation with an exceptional potential. We obtain a sharp time decay for the global in time solution and we get the large time asymptotic profile of small solutions. We prove the existence of…

Analysis of PDEs · Mathematics 2017-07-11 Ivan Naumkin

We study the dispersive properties of the linear Schr\"odinger equation with a time-dependent potential $V(t,x)$. We show that an appropriate integrability condition in space and time on $V$, i.e. the boundedness of a suitable…

Analysis of PDEs · Mathematics 2007-05-23 Piero D'Ancona , Vittoria Pierfelice , Nicola Visciglia

We prove the sharp $L^4$ Strichartz estimate without derivative loss for the hyperbolic Schr\"odinger equation on $\mathbb{R}\times\mathbb{T}$, \begin{equation} \|e^{it (\partial_{x_{1}}^2-\partial_{x_{2}}^2)}…

Analysis of PDEs · Mathematics 2025-11-20 Yangkendi Deng , Chenjie Fan , Zehua Zhao

We obtain weighted $L^2$ Strichartz estimates for Schr\"odinger equations $i\partial_tu+(-\Delta)^{a/2}u=F(x,t)$, $u(x,0)=f(x)$, of general orders $a>1$ with radial data $f,F$ with respect to the spatial variable $x$, whenever the weight is…

Analysis of PDEs · Mathematics 2017-05-11 Youngwoo Koh , Ihyeok Seo

Strichartz estimates are derived from $\ell^2$-decoupling for phase functions satisfying a curvature condition. Bilinear refinements without loss in the high frequency are discussed. Estimates are established from uniform curvature…

Analysis of PDEs · Mathematics 2021-06-15 Robert Schippa

In this paper, we show that certain local Strichartz estimates for solutions of the wave equation exterior to a convex obstacle can be extended to estimates that are global in both space and time. This extends the work that was done…

Analysis of PDEs · Mathematics 2007-05-23 Jason Metcalfe

In this article we consider variable coefficient, time-dependent wave equations. Using phase space methods we construct outgoing parametrices and prove Strichartz-type estimates globally in time. This is done in the context of C^2 metrics…

Analysis of PDEs · Mathematics 2009-08-28 Jason Metcalfe , Daniel Tataru

We establish resolvent estimates that extend earlier results to a larger class of electric potentials $V\in L^\infty(\mathbb{R}^d;\mathbb{R})$, $d\ge 3$, and magnetic potentials $b\in L^\infty(\mathbb{R}^d;\mathbb{R}^d)$ such that $V(x),…

Analysis of PDEs · Mathematics 2026-04-14 Andrés Larraín-Hubach , Jacob Shapiro , Georgi Vodev

We prove weighted $L^2$ estimates for the Klein-Gordon equation perturbed with singular potentials such as the inverse-square potential. We then deduce the well-posedness of the Cauchy problem for this equation with small perturbations, and…

Analysis of PDEs · Mathematics 2019-07-31 Hyeongjin Lee , Ihyeok Seo , Jihyeon Seok

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
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