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Related papers: On the $L^{2}$ estimates of the diffusion waves

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This paper aims to give a refined wave breaking description of the Cauchy problem to the one-dimensional nonlinear shallow water equations providing a sharp estimate of the lifespan of the solutions depending on the amplitude and topography…

Analysis of PDEs · Mathematics 2026-02-26 Pingchun Liu , Jean-Claude Saut , Shihan Sun , Yuexun Wang

In this paper, we are interested in analyzing the asymptotic profiles of solutions to the Cauchy problem for linear structurally damped $\sigma$-evolution equations in $L^2$-sense. Depending on the parameters $\sigma$ and $\delta$ we would…

Analysis of PDEs · Mathematics 2019-08-23 Tuan Anh Dao

This paper is concerned with the asymptotic behavior of the solution to the Euler equations with time-depending damping on quadrant $(x,t)\in \mathbb{R}^+\times\mathbb{R}^+$, \begin{equation}\notag \partial_t v - \partial_x u=0, \qquad…

Analysis of PDEs · Mathematics 2017-08-31 Haibo Cui , Haiyan Yin , Changjiang Zhu , Limei Zhu

In this paper we study the behavior of the energy of solutions of the wave equation with localized damping in exterior domain. We assume that the damper is positive at infinity. Under the Geometric Control Condition of Bardos et al (1992),…

Optimization and Control · Mathematics 2012-05-29 M. Daoulatli

In this paper, we study the one-dimensional wave equation with localized nonlinear damping and Dirichlet boundary conditions, in the $L^p$ framework, with $p\in [1,\infty)$. We start by addressing the well-posedness problem. We prove the…

Analysis of PDEs · Mathematics 2024-06-19 Yacine Chitour , Meryem Kafnemer , Patrick Martinez , Benmiloud Mebkhout

In this paper, we study the asymptotic behavior of solutions to the wave equation with damping depending on the space variable and growing at the spatial infinity. We prove that the solution is approximated by that of the corresponding heat…

Analysis of PDEs · Mathematics 2021-12-14 Motohiro Sobajima , Yuta Wakasugi

In this paper, we are concerned with the asymptotic behavior of solutions to the Cauchy problem (or initial-boundary value problem) of one-dimensional Keller-Segel model. For the Cauchy problem, we prove that the solutions…

Analysis of PDEs · Mathematics 2021-09-24 F. L. Liu , N. G. Zhang , C. J. Zhu

Asymptotic profile for diffusion wave terms of solutions to the compressible Navier-Stokes-Korteweg system is studied on $R^2$. The diffusion wave with time decay estimate is studied by Hoff and Zumbrun (1995, 1997), Kobayashi and Shibata…

Analysis of PDEs · Mathematics 2019-07-11 Takayuki Kobayashi , Masashi Misawa , Kazuyuki Tsuda

In this paper, some known and novel properties of the Cauchy and signaling problems for the one-dimensional time-fractional diffusion-wave equation with the Caputo fractional derivative of order $\beta,\ 1 \le \beta \le 2$ are investigated.…

Analysis of PDEs · Mathematics 2016-09-20 Yuri Luchko , Francesco Mainardi

We study the continuous model of the localized wave propagation corresponding to the one-dimensional diatomic crystal lattice. From the mathematical point of view the problem can be described in terms of the Cauchy problem with localized…

Mathematical Physics · Physics 2025-07-15 Sergey Sergeev

We study the Cauchy problem of the semilinear damped wave equation with polynomial nonlinearity, and establish the local and global existence of the solution for slowly decaying initial data not belonging to $L^2(\mathbb{R}^n)$ in general.…

Analysis of PDEs · Mathematics 2026-05-04 Masahiro Ikeda , Takahisa Inui , Yuta Wakasugi

This paper is concerned with the asymptotic stability analysis of a one dimensional wave equation with Dirichlet boundary conditions subject to a nonlinear distributed damping with an L p functional framework, p $\in$ [2, $\infty$]. Some…

Analysis of PDEs · Mathematics 2019-07-30 Yacine Chitour , Swann Marx , Christophe Prieur

In this study, we analyze a semilinear damped evolution equation under different damping conditions, including the undamped $(\theta=0)$, effectively damped $(0<2\theta<\sigma)$, critically damped $(2\theta=\sigma)$, and non-effectively…

Analysis of PDEs · Mathematics 2025-09-03 Aparajita Dasgupta , Lalit Mohan , Abhilash Tushir

In this paper, we study the Cauchy problem for a nonlinear wave equation with frictional and viscoelastic damping terms. As is pointed out by [8], in this combination, the frictional damping term is dominant for the viscoelastic one for the…

Analysis of PDEs · Mathematics 2016-05-25 Ryo Ikehata , Hiroshi Takeda

A general method for the derivation of asymptotic nonlinear shallow water and deep water models is presented. Starting from a general dimensionless version of the water-wave equations, we reduce the problem to a system of two equations on…

Atmospheric and Oceanic Physics · Physics 2007-10-09 David Lannes , Philippe Bonneton

We consider the system of elastic waves with critical space dependent damping $V(x)$. We study the Cauchy problem for this model in the $2$-dimensional Euclidean space ${\bf R}^{2}$, and we obtain faster decay rates of the total energy as…

Analysis of PDEs · Mathematics 2025-09-18 Ruy Coimbra Charão , Ryo Ikehata

Long linear wave transformation in the basin of varying depth is studied for a case of a convex bottom profile in the framework of one-dimensional shallow water equation. The existence of travelling wave solutions in this geometry and the…

Atmospheric and Oceanic Physics · Physics 2015-05-13 Ira Didenkulova , Efim Pelinovsky , Tarmo Soomere

This work considers two linear operators which yield wave modes that are classified as neutrally stable, yet have responses that grow or decay in time. Previously, King et al. (Phys. Rev. Fluids, 1, 2016, 073604:1-19) and Huber et al. (IMA…

Fluid Dynamics · Physics 2022-07-04 Colin M. Huber , Nathaniel S. Barlow , Steven J. Weinstein

For the linear damped wave equation (DW), the $L^p$-$L^q$ type estimates have been well studied. Recently, Watanabe showed the Strichartz estimates for DW when $d=2,3$. In the present paper, we give Strichartz estimates for DW in higher…

Analysis of PDEs · Mathematics 2019-10-29 Takahisa Inui

Given $A,B\in M_n(\mathbb R)$, we consider the Cauchy problem for partially dissipative hyperbolic systems having the form \begin{equation*} \partial_{t}u+A\partial_{x}u+Bu=0, \end{equation*} with the aim of providing a detailed description…

Analysis of PDEs · Mathematics 2017-08-02 Corrado Mascia , Thinh Tien Nguyen