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We consider the Cauchy problem for the nonlinear Schr\"odinger equation with double nonlinearities with opposite sign, with one term is mass-critical and the other term is mass-supercritical and energy-subcritical, which includes the famous…

Analysis of PDEs · Mathematics 2019-04-29 Xing Cheng

We consider the Cauchy problem for the defocusing cubic nonlinear Schr\"odinger equation in four space dimensions and establish almost sure local well-posedness and conditional almost sure scattering for random initial data in…

Analysis of PDEs · Mathematics 2019-02-07 Benjamin Dodson , Jonas Luhrmann , Dana Mendelson

In this paper, we study the defocusing energy-critical nonlinear Schr\"odinger equations $$ i\partial_t u + \Delta u = |u|^{\frac{4}{d-2}} u. $$ When $d=3,4$, we prove the almost sure scattering for the equations with non-radial data in…

Analysis of PDEs · Mathematics 2021-11-24 Jia Shen , Avy Soffer , Yifei Wu

We prove almost sure global existence and scattering for the energy-critical nonlinear Schr\"odinger equation with randomized spherically symmetric initial data in $H^s(\mathbb{R}^4)$ with $\frac56<s<1$. We were inspired to consider this…

Analysis of PDEs · Mathematics 2019-05-27 Rowan Killip , Jason Murphy , Monica Visan

We consider the Cauchy problem of the cubic nonlinear Schr\"odinger equation (NLS) on $\mathbb R^d$, $d \geq 3$, with random initial data and prove almost sure well-posedness results below the scaling critical regularity $s_\text{crit} =…

Analysis of PDEs · Mathematics 2015-07-07 Árpád Bényi , Tadahiro Oh , Oana Pocovnicu

We study the Cauchy problem for the radial energy critical nonlinear wave equation in three dimensions. Our main result proves almost sure scattering for radial initial data below the energy space. In order to preserve the spherical…

Analysis of PDEs · Mathematics 2020-06-17 Bjoern Bringmann

We consider the Cauchy problem for the fourth order nonlinear Schr\"{o}dinger equation with derivative nonlinearity $(i\partial _t + \Delta ^2) u= \pm \partial (|u|^2u)$ on $\mathbb{R} ^d$, $d \ge 3$, with random initial data, where…

Analysis of PDEs · Mathematics 2015-05-26 Hiroyuki Hirayama , Mamoru Okamoto

We consider the Cauchy problem for the nonlinear Schr\"{o}dinger equation with derivative nonlinearity $(i\partial _t + \Delta ) u= \pm \partial (\overline{u}^m)$ on $\R ^d$, $d \ge 1$, with random initial data, where $\partial$ is a first…

Analysis of PDEs · Mathematics 2018-06-08 Hiroyuki Hirayama , Mamoru Okamoto

In this article we study the defocusing energy-critical nonlinear wave equation on $\mathbb{R}^4$ with scaling supercritical data. We prove almost sure scattering for randomized initial data in $H^s(\mathbb{R}^4) \times…

Analysis of PDEs · Mathematics 2022-02-11 Martin Spitz

We consider the Cauchy problem for the nonlinear Schr\"odinger equations (NLS) with non-algebraic nonlinearities on the Euclidean space. In particular, we study the energy-critical NLS on $\mathbb{R}^d$, $d=5,6$, and energy-critical NLS…

Analysis of PDEs · Mathematics 2017-08-07 Tadahiro Oh , Mamoru Okamoto , Oana Pocovnicu

We consider the energy-critical defocusing nonlinear wave equation on $\mathbb{R}^4$ and establish almost sure global existence and scattering for randomized radially symmetric initial data in $H^s_x(\mathbb{R}^4) \times…

Analysis of PDEs · Mathematics 2018-02-13 Benjamin Dodson , Jonas Luhrmann , Dana Mendelson

We obtain almost-sure scattering for the cubic defocusing Schr{\"o}dinger equation in the Euclidean space {$\mathbb{R}^3$}, with randomized radially-symmetric initial data at some supercritical regularity scales. Since we make no smallness…

Analysis of PDEs · Mathematics 2021-10-22 Nicolas Camps

We study the Cauchy problem and the large data $H^1$ scattering for energy subcritical NLS posed on $\R^d\times \T$

Analysis of PDEs · Mathematics 2014-09-16 Nikolay Tzvetkov , Nicola Visciglia

We study the cubic defocusing nonlinear Schr\"odinger equation on $\mathbb{R}^4$ with supercritical initial data. For randomized initial data in $H^s(\mathbb{R}^4)$, we prove almost sure local wellposedness for $\frac{1}{7} < s < 1$ and…

Analysis of PDEs · Mathematics 2021-11-04 Martin Spitz

We obtain global well-posedness, scattering, and global $L_t^4H_{x}^{1,4}$ spacetime bounds for energy-space solutions to the energy-subcritical nonlinear Schr\"odinger equation \[iu_t+\Delta u=u(e^{4\pi |u|^2}-1)\] in two spatial…

Analysis of PDEs · Mathematics 2015-11-12 Alexander Adam Azzam

We consider the Cauchy problem for the defocusing cubic nonlinear Schr\"odinger equation (NLS) on the waveguide manifold $\mathbb{R}^3\times\mathbb{T}$ and establish almost sure scattering for random initial data, where no symmetry…

Analysis of PDEs · Mathematics 2023-04-26 Yongming Luo

We consider the mass-subcritical nonlinear Schr\"odinger equation in all space dimensions with focusing or defocusing nonlinearity. For such equations with critical regularity $s_c\in(\max\{-1,-\frac{d}{2}\},0)$, we prove that any solution…

Analysis of PDEs · Mathematics 2017-07-19 Rowan Killip , Satoshi Masaki , Jason Murphy , Monica Visan

We consider the Cauchy problem for the nonlinear Schr\"odinger equation with combined nonlinearities, one of which is defocusing mass-critical and the other is focusing energy-critical or energy-subcritical. The threshold is given by means…

Analysis of PDEs · Mathematics 2024-04-23 Xing Cheng , Changxing Miao , Lifeng Zhao

We develop the existence, uniqueness, continuity, stability, and scattering theory for energy-critical nonlinear Schr\"odinger equations in dimensions $n \geq 3$, for solutions which have large, but finite, energy and large, but finite,…

Analysis of PDEs · Mathematics 2007-05-23 Terence Tao , Monica Visan

We consider the defocusing energy-critical Hartree equation $i\pa_tu+\Delta u=(|\cdot|^{-4}\ast|u|^2)u$ in spatial dimension $d=5$ and prove almost sure scattering with initial data $u_0\in H^s_x(\R^5)$ for any $s\in\R$. The proof relies on…

Analysis of PDEs · Mathematics 2023-08-28 Liying Tao , Tengfei Zhao
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