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Related papers: Energy Critical NLS in two space dimensions

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In this paper, we prove that there exists some small $\varepsilon_*>0$, such that the derivative nonlinear Schr\"{o}dinger equation (DNLS) is global well-posedness in the energy space, provided that the initial data $u_0\in H^1(\mathbb{R})$…

Analysis of PDEs · Mathematics 2014-07-03 Yifei Wu

In this article, we study the long-time dynamics of threshold solutions for the focusing energy-critical inhomogeneous Schr\"odinger equation and classify the corresponding threshold solutions in dimensions $d=3,4,5$. We first show the…

Analysis of PDEs · Mathematics 2024-09-04 Xuan Liu , Kai Yang , Ting Zhang

This is to review some recent progress in PDE. The emphasis is on (energy) supercritical nonlinear Schr\"odinger equations. The methods are applicable to other nonlinear equations.

Analysis of PDEs · Mathematics 2010-09-07 Wei-Min Wang

In this paper we show the existence of ground-state solutions for the energy-critical NLS perturbed with subcritical terms when the space dimension $d\geq4$. However in dimension three, we show that when the perturbation is small enough,…

Analysis of PDEs · Mathematics 2011-12-07 Takafumi Akahori , Slim Ibrahim , Hiroaki Kikuchi , Hayato Nawa

We consider the nonlinear Schr\"odinger equation with focusing quintic and defocusing cubic nonlinearity in three space dimensions: \[ (i\partial_t+\Delta)u = |u|^2 u - |u|^4 u. \] In [18, 23], the authors classified the dynamics of…

Analysis of PDEs · Mathematics 2025-12-02 Alex H. Ardila , Jason Murphy , Jiqiang Zheng

In this paper we discuss global well - posedness and scattering for some initial value problems that are $L^{2}$ supercritical and $\dot{H}^{1}$ subcritical, with radial data. We prove global well - posedness and scattering for radial data…

Analysis of PDEs · Mathematics 2019-06-18 Benjamin Dodson

The initial-boundary value problem in a bounded domain with moving boundaries and nonhomogeneous boundary conditions for a higher order nonlinear Schr\"odinger (HNLS) equation is considered. Existence and uniqueness of global weak solutions…

Using perturbative methods, we analyse a nonlinear generalisation of Schrodinger's equation that had previously been obtained through information-theoretic arguments. We obtain analytical expressions for the leading correction, in terms of…

Quantum Physics · Physics 2008-11-26 R. Parwani , G. Tabia

We consider time-dependent Schroedinger equations in one dimension with double well potential and an external nonlinear perturbation. If the initial state belongs to the eigenspace spanned by the eigenvectors associated to the two lowest…

Mathematical Physics · Physics 2007-05-23 Andrea Sacchetti

In the first part of this paper, we investigate the sharp threshold of blow-up and global existence for the focusing nonlinear Schr\"{o}dinger equation with combined nonlinearities of mass-critical and mass-subcritical power-type.…

Analysis of PDEs · Mathematics 2018-07-06 Qing Guo , Shihui Zhu

We prove global well-posedness in H^1(T^3) for the energy-critical defocusing NLS.

Analysis of PDEs · Mathematics 2019-12-19 A. D. Ionescu , B. Pausader

In this article, we consider the infinite dimensional vector-valued resonant nonlinear Schr\"odinger system, which arises from the study of the asymptotic behavior of the defocusing nonlinear Schr\"{o}dinger equation on "wave guide"…

Analysis of PDEs · Mathematics 2017-05-01 Kailong Yang , Lifeng Zhao

A refined trilinear Strichartz estimate for solutions to the Schr\"odinger equation on the flat rational torus T^3 is derived. By a suitable modification of critical function space theory this is applied to prove a small data global…

Analysis of PDEs · Mathematics 2019-12-19 Sebastian Herr , Daniel Tataru , Nikolay Tzvetkov

In this article, we investigate the global well-posedness for the defocusing, cubic nonlinear Schr\"{o}dinger equation posed on $\T^3$ with intial data lying in its critical space $H^\frac{1}{2}(\T^3)$. By establishing the linear profile…

Analysis of PDEs · Mathematics 2024-11-18 Yilin Song , Ruixiao Zhang

We consider a nonlinear semi-classical Schroedinger equation for which quadratic oscillations lead to focusing at one point, described by a nonlinear scattering operator. The relevance of the nonlinearity was discussed by R. Carles, C.…

Analysis of PDEs · Mathematics 2007-05-23 Remi Carles , Sahbi Keraani

This work is devoted to the stochastic Zakharov system in dimension four, which is the energy-critical dimension. First, we prove local well-posedness in the energy space $H^1\times L^2$ up to the maximal existence time and a blow-up…

Analysis of PDEs · Mathematics 2024-10-08 Sebastian Herr , Michael Röckner , Martin Spitz , Deng Zhang

The paper is devoted to the study of critical cases of the nonlinear Schr\"{o}dinger (NLS) equation with source and gradient terms, subsequently providing answers to some open questions posed by Alotaibi et al in [Z. Angew. Math. Phys., 73…

Analysis of PDEs · Mathematics 2025-09-10 Berikbol T. Torebek

We prove the global well-posedness for a $L^2$-critical defocusing cubic higher-order Schr\"odinger equation, namely \[ i\partial_t u + \Lambda^k u = -|u|^2 u, \] where $\Lambda=\sqrt{-\Delta}$ and $k\geq 3, k \in \mathbb{Z}$ in…

Analysis of PDEs · Mathematics 2017-10-16 Van Duong Dinh

We investigate a class of nonlinear nonautonomous scalar field equations with fractional diffusion, critical power nonlinearity and a subcritical term. The involved potentials are allowed for vanishing behavior at infinity. The problem is…

Analysis of PDEs · Mathematics 2014-11-27 João Marcos do Ó , Olimpio H. Miyagaki , Marco Squassina

This paper is concerned with the critical conditions of nonlinear elliptic equations with weights and the corresponding integral equations with Riesz potentials and Bessel potentials. We show that the equations and some energy functionals…

Analysis of PDEs · Mathematics 2014-06-05 Yutian Lei
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