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Related papers: Global dynamics above the ground state for the ene…

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In \cite{LiMZ:e-critical Har, MiaoXZ:09:e-critical radial Har}, the dynamics of the solutions for the focusing energy-critical Hartree equation have been classified when $E(u_0)<E(W)$, where $W$ is the ground state. In this paper, we…

Analysis of PDEs · Mathematics 2015-02-09 Changxing Miao , Yifei Wu , Guixiang Xu

Consider the focusing energy critical Schrodinger equation in three space dimensions with radial initial data in the energy space. We describe the global dynamics of all the solutions of which the energy is at most slightly larger than that…

Analysis of PDEs · Mathematics 2015-10-16 Kenji Nakanishi , Tristan Roy

We extend our previous result on the nonlinear Klein-Gordon equation to the nonlinear Schrodinger equation with the focusing cubic nonlinearity in three dimensions, for radial data of energy at most slightly above that of the ground state.…

Analysis of PDEs · Mathematics 2011-03-07 Kenji Nakanishi , Wilhelm Schlag

In this paper, we study long time dynamics of radial threshold solutions for the focusing, generalized energy-critical Hartree equation and classify all radial threshold solutions. The main arguments are the spectral theory of the…

Analysis of PDEs · Mathematics 2023-12-13 Xuemei Li , Chenxi Liu , Xingdong Tang , Guixiang Xu

We study global behavior of radial solutions for the nonlinear wave equation with the focusing energy critical nonlinearity in three and five space dimensions. Assuming that the solution has energy at most slightly more than the ground…

Analysis of PDEs · Mathematics 2010-10-20 Joachim Krieger , Kenji Nakanishi , Wilhelm Schlag

We consider the focusing inhomogeneous nonlinear Schr\"odinger equation \[ i\partial_t u + \Delta u + |x|^{-b}|u|^\alpha u = 0\qtq{on}\R\times\R^N, \] with $\alpha=\tfrac{4-2b}{N-2}$, $N=\{3,4,5\}$ and $0<b\leq…

Analysis of PDEs · Mathematics 2024-06-12 Carlos M. Guzmán , Chenbgin Xu

We extend our previous result on the focusing cubic Klein-Gordon equation in three dimensions to the non-radial case, giving a complete classification of global dynamics of all solutions with energy at most slightly above that of the ground…

Analysis of PDEs · Mathematics 2015-05-20 Kenji Nakanishi , Wilhelm Schlag

We study dynamics of the 4$d$ energy-critical nonlinear Schr\"odinger equation at the ground state energy. Previously, Duyckaerts and Merle [Geom. Funct. Anal. (2009)] proved that any radial solution with kinetic energy less than that of…

Analysis of PDEs · Mathematics 2025-08-05 Zuyu Ma , Changxing Miao , Jason Murphy , Jiqiang Zheng

We consider the focussing energy-critical inhomogeneous nonlinear Schr\"odinger equation: $$ iu_t + \Delta u + g|u|^2u = 0, u(0)= \varphi \in \dot{H}^1,\;\; 0 \le g_i \le |x|g \le g_s.$$ On the road map of Kenig-Merle \cite{km} we show the…

Analysis of PDEs · Mathematics 2019-06-10 Yonggeun Cho , Seokchang Hong , Kiyeon Lee

Consider the focusing energy-critical Klein-Gordon equation in dimension d=3,4,5. We describe the global dynamics of real-valued solutions of which the energy is slightly larger than that of the ground states'. We classify the flows of the…

Analysis of PDEs · Mathematics 2023-06-06 Tristan Roy

We study the global behavior of solutions to the nonlinear generalized Hartree equation, where the nonlinearity is of the non-local type and is expressed as a convolution, $$ i u_t + \Delta u + (|x|^{-(N-\gamma)} \ast |u|^p)|u|^{p-2}u=0,…

Analysis of PDEs · Mathematics 2020-01-14 Anudeep Kumar Arora , Svetlana Roudenko

We investigate the focusing inhomogeneous nonlinear biharmonic Schr\"odinger equation \[ i\partial_t u + \Delta^2 u - |x|^{-b}|u|^p u = 0 \quad \text{on } \mathbb{R} \times \mathbb{R}^N, \] in the energy-critical regime, $p = \frac{8 -…

Analysis of PDEs · Mathematics 2025-08-06 Carlos M. Guzmán , Sahbi Keraani , Chengbin Xu

We establish global existence, scattering for radial solutions to the energy-critical focusing Hartree equation with energy and $\dot{H}^1$ norm less than those of the ground state in $\mathbb{R}\times \mathbb{R}^d$, $d\geq 5$.

Analysis of PDEs · Mathematics 2009-01-11 Changxing Miao , Guixiang Xu , Lifeng Zhao

In this paper, we study a system of focusing fourth-order Schr\"odinger equations in the energy-critical setting with radial initial data and general power-type nonlinearities. The main idea is to generalize the analysis of such systems: we…

Analysis of PDEs · Mathematics 2025-09-05 Maicon Hespanha , Renzo Scarpelli

We consider the radial energy-critical non-linear focusing Schr\"odinger equation in dimension N=3,4,5. An explicit stationnary solution, W, of this equation is known. In a previous work by C. Carlos and F. Merle, the energy E(W) has been…

Analysis of PDEs · Mathematics 2007-11-01 Thomas Duyckaerts , Frank Merle

The purpose of this work is to study the $3D$ energy-critical inhomogeneous generalized Hartree equation $$ i\pa_tu+\Delta u+|x|^{-b}(I_\alpha\ast|\cdot|^{-b}|u|^{p})|u|^{p-2}u=0,\;\ x\in\R^3, $$ where $p=3+\alpha-2b$. We establish global…

Analysis of PDEs · Mathematics 2023-08-07 Carlos M. Guzmán , Chengbin Xu

In this paper, we study the dynamics of subcritical threshold solutions for focusing energy critical NLS on $\mathbb{R}^d$ ($d\geq 5$) with nonradial data. This problem with radial assumption was studied by T. Duyckaerts and F. Merle in…

Analysis of PDEs · Mathematics 2018-11-20 Qingtang Su , Zehua Zhao

We consider the defocusing, $\dot{H}^1$-critical Hartree equation for the radial data in all dimensions $(n\geq 5)$. We show the global well-posedness and scattering results in the energy space. The new ingredient in this paper is that we…

Analysis of PDEs · Mathematics 2008-10-09 Changxing Miao , Guixiang Xu , Lifeng Zhao

We prove, for the energy critcal, focusing NLW, that for Cauchy data (u_0, u_1) whose energy is smaller than that of (W,0), where W is the well-known radial positive solution to the corresponding ellipyic equation, the following dichotomy…

Analysis of PDEs · Mathematics 2007-05-23 Carlos E. Kenig , Frank Merle

We consider the focusing energy-critical nonlinear wave equation for radially symmetric initial data in space dimensions $D \ge 4$. This equation has a unique (up to sign and scale) nontrivial, finite energy stationary solution $W$, called…

Analysis of PDEs · Mathematics 2022-03-21 Jacek Jendrej , Andrew Lawrie
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