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Related papers: Strichartz estimates for the 2D and 3D massless Di…

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We prove Strichartz estimates without loss for the Schr\"odinger equation and the wave equation outside finitely many strictly convex obstacles verifying Ikawa's condition, extending the approach we introduced previously for the two convex…

Analysis of PDEs · Mathematics 2018-12-11 David Lafontaine

In this paper we study global-in-time, weighted Strichartz estimates for the Dirac equation on warped product spaces in dimension $n\geq3$. In particular, we prove estimates for the dynamics restricted to eigenspaces of the Dirac operator…

Analysis of PDEs · Mathematics 2021-01-25 Jonathan Ben-Artzi , Federico Cacciafesta , Anne-Sophie de Suzzoni , Junyong Zhang

We derive the dispersion decay for solutions of the 1D discrete Schroedinger and wave equations. Based on previous works, we weaken the conditions on potentials.

Analysis of PDEs · Mathematics 2014-09-02 E. Kopylova

In this article we prove highly improved and flexible Strichartz-type estimates allowing us to generalize the asymptotics we obtained for a stratified and rotating incompressible Navier-Stokes system: for large (and less regular) initial…

Analysis of PDEs · Mathematics 2020-12-09 Frederic Charve

We consider the problem of establishing nonlinear smoothing as a general feature of nonlinear dispersive equations, i.e. the improved regularity of the integral term in Duhamel's formula, with respect to the initial data and the…

Analysis of PDEs · Mathematics 2023-02-08 Simão Correia , Filipe Oliveira , Jorge Drumond Silva

This paper is devoted to the study of time-dependent hyperbolic systems and the derivation of dispersive estimates for their solutions. It is based on a diagonalisation of the full symbol within adapted symbol classes in order to extract…

Analysis of PDEs · Mathematics 2011-06-15 Michael Ruzhansky , Jens Wirth

In this paper we study global nonlinear stability for the Dirac-Klein-Gordon system in two and three space dimensions for small and regular initial data. In the case of two space dimensions, we consider the Dirac-Klein-Gordon system with a…

Analysis of PDEs · Mathematics 2023-03-16 Qian Zhang

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

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

We prove Strichartz estimates (both regular and reversed) for a scattering state to the wave equation with a charge transfer Hamiltonian in $\mathbb{R}^{3}$: \[ \partial_{tt}u-\Delta u+\sum_{j=1}^{m}V_{j}\left(x-\vec{v}_{j}t\right)u=0. \]…

Analysis of PDEs · Mathematics 2018-09-05 Gong Chen

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

We prove the existence of infinitely many non square-integrable stationary solutions for a family of massless Dirac equations in 2D. They appear as effective equations in two dimensional honeycomb structures. We give a direct existence…

Analysis of PDEs · Mathematics 2018-07-31 William Borrelli

We obtain scattering for the 3D Zakharov system with non-radial small data in the energy space with angular regularity of degree one. The main ingredient is a generalized Strichartz estimate for the Schr\"odinger equation in the space of…

Analysis of PDEs · Mathematics 2015-06-15 Zihua Guo , Sanghyuk Lee , Kenji Nakanishi , Chengbo Wang

In this paper, we consider the low Mach and Rossby number singular limits and longtime existence of strong solution to the initial value problem of 3D compressible rotating Euler equations with ill-prepared initial data. We establish the…

Analysis of PDEs · Mathematics 2024-10-18 Pengcheng Mu

In this paper, we establish an optimal dual version of trace estimate involving angular regularity. Based on this estimate, we get the generalized Morawetz estimates and weighted Strichartz estimates for the solutions to a large class of…

Analysis of PDEs · Mathematics 2011-02-08 Daoyuan Fang , Chengbo Wang

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 revisit the local well-posedness theory of nonlinear Schr\"odinger and wave equations in Sobolev spaces $H^s$ and $\dot{H}^s$, $0< s\leq 1$. The theory has been well established over the past few decades under Sobolev initial data…

Analysis of PDEs · Mathematics 2023-04-04 Youngwoo Koh , Yoonjung Lee , Ihyeok Seo

We study linear dispersive equations in dimension one and two for a class of radial nonhomogeneous phases. L 1 $\rightarrow$ L $\infty$ type estimates, Strichartz estimates, local Kato smoothing and Morawetz type estimates are provided. We…

Analysis of PDEs · Mathematics 2023-04-13 Benjamin Melinand

In this paper, we prove existence and uniqueness of energy solutions for nonlinear Schr\"odinger equations with a multiplicative white noise on $R^d$ with $d\le3$. We rely on an exponential trans-form and conserved quantities for existence…

Probability · Mathematics 2026-04-17 Antoine Mouzard , Immanuel Zachhuber

We establish the asymptotic behavior and decay of solutions near vacuum to the Hartree equation with the Coulomb interaction potential in three dimensions. Our approach is direct, which consists of independently deriving the sharp…

Analysis of PDEs · Mathematics 2024-08-29 Toan T. Nguyen , Chanjin You