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Related papers: Sharp Strichartz type estimates for the Schr\"{o}d…

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In this paper, we consider the higher-order linear Schr\"odinger equations, that is, a formal finite Taylor expansion of the linear pseudo-relativistic equation. We establish the global-in-time Strichartz estimates for these higher-order…

Analysis of PDEs · Mathematics 2022-02-24 Younghun Hong , Chulkwang Kwak , Changhun Yang

In this paper we generalize the classical Strichartz estimation for solutions of initial problem for linear parabolic and Schr\"odinger PDE on many popular classes {\it pairs} of rearrangement invariant(r.i.) spaces and construct some…

Analysis of PDEs · Mathematics 2009-01-20 E. Ostrovsky , E. Rogover

We prove the sharp Strichartz estimate for hyperbolic Schr\"{o}dinger equation on $\mathbb{T}^3 $ via an incidence geometry approach. As application, we obtain optimal local well-posedness of nonlinear hyperbolic Schr\"{o}dinger equations.

Analysis of PDEs · Mathematics 2025-10-03 Baoping Liu , Xu Zheng

We present abstract inhomogeneous Strichartz estimates for dispersive operators, extending previous work by M. Keel and T. Tao on the one hand, and generalising results of D. Foschi, M. Vilela, M. Nakamura and T. Ozawa on the other hand. It…

Analysis of PDEs · Mathematics 2008-02-29 Robert J Taggart

We consider abstract non-negative self-adjoint operators on $L^2(X)$ which satisfy the finite speed propagation property for the corresponding wave equation. For such operators we introduce a restriction type condition which in the case of…

Analysis of PDEs · Mathematics 2012-02-21 Peng Chen , El Maati Ouhabaz , Adam Sikora , Lixin Yan

We consider the Schr\"odinger equation on a half space in any dimension with a class of nonhomogeneous boundary conditions including Dirichlet, Neuman and the so-called transparent boundary conditions. Building upon recent local in time…

Analysis of PDEs · Mathematics 2017-02-23 Corentin Audiard

Solutions of semi-classical Schrodinger equation with isotropic harmonic potential focus periodically in time. We study the perturbation of this equation by a nonlinear term. If the scaling of this perturbation is critical, each focus…

Analysis of PDEs · Mathematics 2016-08-14 Rémi Carles

This paper deals with the derivation of a sharp estimate on the difference of traces of the one-parameter Schr\"odinger semigroup associated to the quantum isotropic harmonic oscillator. Denoting by $H_{\infty,\kappa}$ the self-adjoint…

Mathematical Physics · Physics 2018-11-30 Mathieu Beau , Baptiste Savoie

We prove the following estimate \[ \|{e^{it\partial_x^2}f}\|_{L_{(t,x)\in \mathbb{T}^2}^6}\leq C (\log N)^{{1/6}} \|f\|_{L^2_x(\mathbb{T})}, \] assuming $\mbox{supp} (\hat f)\subset [-N,N]$ for $N>1$. The bound $(\log N)^{{1/6}}$ is sharp…

Analysis of PDEs · Mathematics 2026-05-05 Puti Dai , Zihua Guo

In this paper, we obtain sharp Strichartz estimates for solutions of the wave equation $\square_\gg\phi=0$ where $\gg$ is a rough Lorentzian metric on a 4 dimensional space-time $\MM$. This is the last step of the proof of the bounded $L^2$…

Analysis of PDEs · Mathematics 2013-01-03 Jeremie Szeftel

We give several remarks on Strichartz estimates for homogeneous wave equation with special attention to the cases of $L^\infty_x$ estimates, radial solutions and initial data from the inhomogeneous Sobolev spaces. In particular, we give the…

Analysis of PDEs · Mathematics 2007-05-23 Daoyuan Fang , Chengbo Wang

The purpose of this note is to prove sharp Strichartz estimates with derivative losses for the non elliptic Schrodinger equation posed on the 2 dimensional torus.

Analysis of PDEs · Mathematics 2012-10-30 Nicolas Godet , Nikolay Tzvetkov

Motivated by a recent work of Schippa (2022), we consider local smoothing estimates for Schr\"{o}dinger equations in modulation spaces. By using the C\'{o}rdoba-Fefferman type reverse square function inequality and the bilinear Strichartz…

Classical Analysis and ODEs · Mathematics 2025-10-03 Kotaro Inami

This paper is dedicated to studying pointwise estimates of the fundamental solution for the higher order Schr\"{o}dinger equation: % we investigate the fundamental solution of the higher order Schr\"{o}dinger equation…

Analysis of PDEs · Mathematics 2025-01-07 Xinyi Chen , Han Cheng , Shanlin Huang

We establish Strichartz estimates, including estimates involving spatial derivatives, for radial wave equations with potentials in similarity variables. This is accomplished for all spatial dimensions $d\geq 3$ and almost all regularities…

Analysis of PDEs · Mathematics 2024-11-26 David Wallauch

We study the dispersive properties of the linear vibrating plate (LVP) equation. Splitting it into two Schr\"odinger-type equations we show its close relation with the Schr\"odinger equation. Then, the homogeneous Sobolev spaces appear to…

Analysis of PDEs · Mathematics 2011-05-20 Elena Cordero , Davide Zucco

We prove uniform Sobolev estimates for the resolvent of Schr\"odinger operators with large scaling-critical potentials without any repulsive condition. As applications, global-in-time Strichartz estimates including some non-admissible…

Analysis of PDEs · Mathematics 2020-07-29 Haruya Mizutani

The classical Strichartz estimates for the free Schr\"odinger propagator have recently been substantially generalised to estimates of the form \[ \bigg\|\sum_j\lambda_j|e^{it\Delta}f_j|^2\bigg\|_{L^p_tL^q_x}\lesssim\|\lambda\|_{\ell^\alpha}…

Functional Analysis · Mathematics 2017-08-21 Neal Bez , Younghun Hong , Sanghyuk Lee , Shohei Nakamura , Yoshihiro Sawano

We are mainly interested in extending the known results on ob-servability inequalities and stabilization for the Schr{\"o}dinger equation to the magnetic Schr{\"o}dinger equation. That is in presence of a magnetic potential. We establish…

Analysis of PDEs · Mathematics 2019-09-04 Kaïs Ammari , Mourad Choulli , Luc Robbiano

We study a quantum and classical correspondence related to the Strichartz estimates. First we consider the orthonormal Strichartz estimates on manifolds with ends. Under the nontrapping condition we prove the global-in-time estimates on…

Analysis of PDEs · Mathematics 2025-11-26 Akitoshi Hoshiya
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