Results 11 to 20 of about 1,014,825 (185)

Existence of normalized solutions for the Schrödinger equation

open access: yesCommunications in Analysis and Mechanics, 2023
In this paper, we devote to studying the existence of normalized solutions for the following Schrödinger equation with Sobolev critical nonlinearities. $ \begin{align*} &\left\{\begin{array}{ll} -\Delta u = \lambda u+\mu\lvert u \rvert^{q-2}u+\
Shengbing Deng, Qiaoran Wu
doaj   +1 more source

Parabolic Minkowski convolutions of viscosity solutions to fully nonlinear equations [PDF]

open access: yes, 2019
This paper is concerned with the Minkowski convolution of viscosity solutions of fully nonlinear parabolic equations. We adopt this convolution to compare viscosity solutions of initial-boundary value problems in different domains.
Ishige, Kazuhiro   +2 more
core   +2 more sources

Normalized solutions to the Schrödinger systems with double critical growth and weakly attractive potentials

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2023
In this paper, we look for solutions to the following critical Schrödinger system $$\begin{cases} -\Delta u+(V_1+\lambda_1)u=|u|^{2^*-2}u+|u|^{p_1-2}u+\beta r_1|u|^{r_1-2}u|v|^{r_2}&{\rm in}\ \mathbb{R}^N,\\ -\Delta v+(V_2+\lambda_2)v=|v|^{2^*-2}v+|v ...
Lei Long, Xiaojing Feng
doaj   +1 more source

Nonparaxial dark solitons in optical Kerr media [PDF]

open access: yes, 2005
We show that the nonlinear equation that describes nonparaxial Kerr propagation, together with the already reported bright-soliton solutions, admits of (1 + 1)D dark-soliton solutions. Unlike their paraxial counterparts, dark solitons can be excited only
Ciattoni, Alessandro   +3 more
core   +1 more source

The Steady Motion of a Symmetric, Finite Core Size, Counterrotating Vortex Pair [PDF]

open access: yes, 1994
The steady motion of a symmetric, finite core size, counterrotating vortex pair is characterized by circulation r, a velocity V, and a spacing 2x_∞. In the classical limit of a point vortex, the normalized velocity, vx_∞/r, is 1/(4π).
Kubota, Toshi, Yang, Joseph
core   +1 more source

Effective-Mass Klein-Gordon-Yukawa Problem for Bound and Scattering States [PDF]

open access: yes, 2011
Bound and scattering state solutions of the effective-mass Klein-Gordon equation are obtained for the Yukawa potential with any angular momentum $\ell$.
Abramowitz M.   +3 more
core   +2 more sources

Normalized solutions for the p-Laplacian equation with a trapping potential

open access: yesAdvances in Nonlinear Analysis, 2023
In this article, we are concerned with normalized solutions for the pp -Laplacian equation with a trapping potential and Lr{L}^{r}-supercritical growth, where r=pr=p or 2.2.
Wang Chao, Sun Juntao
doaj   +1 more source

Normalized solutions to nonautonomous Kirchhoff equation

open access: yesCommunications in Analysis and Mechanics
In this paper, we studied the existence of normalized solutions to the following Kirchhoff equation with a perturbation:$ \left\{ \begin{aligned} &-\left(a+b\int _{\mathbb{R}^{N}}\left | \nabla u \right|^{2} dx\right)\Delta u+\lambda u = |u|^{p-2}
Xin Qiu, Zeng Qi Ou, Ying Lv
doaj   +1 more source

Standing waves to upper critical Choquard equation with a local perturbation: Multiplicity, qualitative properties and stability

open access: yesAdvances in Nonlinear Analysis, 2022
In this article, we consider the upper critical Choquard equation with a local perturbation −Δu=λu+(Iα∗∣u∣p)∣u∣p−2u+μ∣u∣q−2u,x∈RN,u∈H1(RN),∫RN∣u∣2=a,\left\{\begin{array}{l}-\Delta u=\lambda u+\left({I}_{\alpha }\ast | u\hspace{-0.25em}{| }^{p})| u\hspace{
Li Xinfu
doaj   +1 more source

Maximum solutions of normalized Ricci flows on 4-manifolds

open access: yes, 2007
We consider maximum solution $g(t)$, $t\in [0, +\infty)$, to the normalized Ricci flow. Among other things, we prove that, if $(M, \omega) $ is a smooth compact symplectic 4-manifold such that $b_2^+(M)>1$ and let $g(t),t\in[0,\infty)$, be a solution to (
A.L. Besse   +28 more
core   +1 more source

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