English
Related papers

Related papers: Sharp Strichartz estimates for water waves systems

200 papers

Our goal in this paper is to apply a normal forms method to estimate the Sobolev norms of the solutions of the water waves equation. We construct a paradifferential change of unknown, without derivatives losses, which eliminates the part of…

Analysis of PDEs · Mathematics 2013-07-16 Thomas Alazard , Jean-Marc Delort

In this paper, we study the three-dimensional gravity-capillary water wave problem involving an irrotational, perfect fluid with gravity and surface tension. We focus on steady waves propagating uniformly in one direction. Assuming constant…

Analysis of PDEs · Mathematics 2025-09-09 Changfeng Gui , Shanfa Lai , Yong Liu , Juncheng Wei , Wen Yang

In this work we give a few new Strichartz estimates of radial solutions to the wave equation. These Strichartz estimates still use $L^p L^q$ type norms in each channel-like region $\{(x,t): |t|+2^k < |x| < |t|+2^{k+1}\}$, with weaker…

Analysis of PDEs · Mathematics 2023-11-08 Liang Li , Shenghao Luo , Ruipeng Shen

We prove an almost global in time existence result of small amplitude space periodic solutions of the 1D gravity-capillary water waves equations with constant vorticity. The result holds for any value of gravity, vorticity and depth and any…

Analysis of PDEs · Mathematics 2022-12-26 Massimiliano Berti , Alberto Maspero , Federico Murgante

We establish a rigorous framework for the Zakharov system on waveguide manifolds $\mathbb{R}^m \times \mathbb{T}^n$ ($m,n\geq 1$), which models the nonlinear coupling between optical and acoustic modes in confined geometries such as optical…

Analysis of PDEs · Mathematics 2025-08-27 Yangkendi Deng , Han Wang , Yuzhao Wang , Zehua Zhao

We establish new Strichartz estimates for orthonormal systems on compact Riemannian manifolds in the case of wave, Klein-Gordon and fractional Schr\"odinger equations. Our results generalize the classical (single-function) Strichartz…

Analysis of PDEs · Mathematics 2025-09-03 Xing Wang , An Zhang , Cheng Zhang

In this paper, we establish sharp dispersive estimates for the linear wave equation on the lattice $\mathbb{Z}^d$ with dimension $d=4$. Combining the singularity theory with results in uniform estimates of oscillatory integrals, we prove…

Analysis of PDEs · Mathematics 2024-02-19 Cheng Bi , Jiawei Cheng , Bobo Hua

We consider the gravity-capillary water waves equations of a 2D fluid with constant vorticity. By employing variational methods we prove the bifurcation of periodic traveling water waves -- which are steady in a moving frame -- for {\it…

Analysis of PDEs · Mathematics 2025-09-12 T. Barbieri , M. Berti , A. Maspero , M. Mazzucchelli

In this paper we prove global regularity for the full water waves system in 3 dimensions for small data, under the influence of both gravity and surface tension. This problem presents essential difficulties which were absent in all of the…

Analysis of PDEs · Mathematics 2018-05-25 Y. Deng , A. D. Ionescu , B. Pausader , F. Pusateri

Recently, two different proofs for large and intermediate-size solitary waves of the nonlocally dispersive Whitham equation have been presented, using either global bifurcation theory or the limit of waves of large period. We give here a…

Analysis of PDEs · Mathematics 2023-03-27 Mathias Nikolai Arnesen , Mats Ehrnstrom , Atanas G. Stefanov

This article concerns the Cauchy problem for the gravity-capillary water waves system in general dimensions. We establish local well-posedness for initial data in $H^s$, with $s > \frac{d}{2} + 2 - \mu$, with $\mu = \frac{3}{14}$ and $\mu =…

Analysis of PDEs · Mathematics 2023-08-31 Albert Ai

The paper deals with the 2D gravity-capillary water waves equations in their Hamiltonian formulation, addressing the question of the nonlinear interaction of a plane wave with its reflection off a vertical wall. The main result is the…

Analysis of PDEs · Mathematics 2015-06-19 Thomas Alazard , Pietro Baldi

In this paper, we study the Strichartz-type estimates of the solution for the linear wave equation with inverse square potential. Assuming the initial data possesses additional angular regularity, especially the radial initial data, the…

Analysis of PDEs · Mathematics 2013-12-09 Changxing Miao , Junyong Zhang , Jiqiang Zheng

The study of gravity-capillary water waves in two space dimensions has been an important question in mathematical fluid dynamics. By implementing the cubic modified energy method of Ifrim-Tataru in the context of gravity-capillary waves, we…

Analysis of PDEs · Mathematics 2024-10-08 Lizhe Wan

In order to improve the frequency dispersion effects of irrotational shallow water models in coastal oceanography, several full dispersion versions of classical models were formally derived in the literature. The idea, coming from G.…

Analysis of PDEs · Mathematics 2020-04-21 Louis Emerald

Coherent wide parameter-space searches for continuous gravitational waves are typically limited in sensitivity by their prohibitive computing cost. Therefore semi-coherent methods (such as StackSlide) can often achieve a better sensitivity.…

General Relativity and Quantum Cosmology · Physics 2015-06-03 Reinhard Prix , Miroslav Shaltev

The present study describes, first, an efficient algorithm for computing capillary-gravity solitary waves solutions of the irrotational Euler equations with a free surface and, second, provides numerical evidences of the existence of an…

Fluid Dynamics · Physics 2020-02-20 Didier Clamond , Denys Dutykh , Angel Duran

We prove some new Strichartz estimates for a class of dispersive equations with radial initial data. In particular, we obtain up to some endpoints the full radial Strichartz estimates for the Schr\"odinger equation. The ideas of proof are…

Analysis of PDEs · Mathematics 2011-05-04 Zihua Guo , Yuzhao Wang

The dynamics of solitary gravity-capillary water waves propagating on the surface of a three-dimensional fluid domain is studied numerically. In order to accurately compute complex time dependent solutions, we simplify the full potential…

Fluid Dynamics · Physics 2015-06-05 Zhan Wang , Paul A Milewski

In this paper, we explore the relations between different kinds of Strichartz estimates and give new estimates in Euclidean space $\mathbb{R}^n$. In particular, we prove the generalized and weighted Strichartz estimates for a large class of…

Analysis of PDEs · Mathematics 2012-07-24 Jin-Cheng Jiang , Chengbo Wang , Xin Yu