Results 31 to 40 of about 7,704,118 (361)

THE ABUSE OF NORMAL SALT SOLUTION [PDF]

open access: yesJournal of the American Medical Association, 1914
The presence of a relatively large proportion of sodium chlorid in our bodies harks back to the composition of sea-water at the time when our ancestors were ameboid inhabitants of the primeval ocean. To a certain amount of sodium chlorid our organisms are habituated, and that amount has become essential to our well-being; larger amounts, however, are ...
openaire   +3 more sources

Normal solutions of the Beltrami equation

open access: yesJournal of Mathematical Analysis and Applications, 1987
A homeomorphism f is said to be quasiconformal, with given complex dilatation μ, in a domain G of the complex plane, if it satisfies the Beltrami equation fz, = μfz, (1) where μ =μ(z) is a complex-valued measurable function on G with μ< k< 1, and fz=1/2(fx-ify), fz = 1/2(fx + ify).
W.R Derrick, Joseph A. Cima
openaire   +2 more sources

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

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

Normalized solutions for the Schrödinger-Poisson system with doubly critical growth

open access: yesTopological Methods in Nonlinear Analysis, 2023
In this paper we are concerned with normalized solutions to the Schrödinger-Poisson system with doubly critical growth \[ \begin{cases} -\Delta u-\phi |u|^3u=\lambda u+\mu|u|^{q-2}u+|u|^4u, &x \in \R^{3},\\ -\Delta \phi=|u|^5, &x \in \R^{3}, \end{cases}
Yuxi Meng, Xiaoming He
semanticscholar   +1 more source

Normalized solutions for a coupled Schrödinger system [PDF]

open access: yesMathematische Annalen, 2020
27 pages, 1 ...
Xuexiu Zhong   +2 more
openaire   +3 more sources

Normalized concentrating solutions to nonlinear elliptic problems [PDF]

open access: yesJournal of Differential Equations, 2021
We prove the existence of solutions $( , v)\in \mathbb{R}\times H^{1}( )$ of the elliptic problem \[ \begin{cases} - v+(V(x)+ ) v =v^{p}\ &\text{ in $ , $} \ v>0,\qquad \int_ v^2\,dx = . \end{cases} \] Any $v$ solving such problem (for some $ $) is called a normalized solution, where the normalization is settled in $L^2( )$.
BENEDETTA PELLACCI   +3 more
openaire   +4 more sources

Existence of normalized solutions for the coupled elliptic system with quadratic nonlinearity

open access: yesAdvanced Nonlinear Studies, 2022
In the present paper, we study the existence of the normalized solutions for the following coupled elliptic system with quadratic nonlinearity −Δu−λ1u=μ1∣u∣u+βuvinRN,−Δv−λ2v=μ2∣v∣v+β2u2inRN,\left\{\begin{array}{ll}-\Delta u-{\lambda }_{1}u={\mu }_{1}| u|
Wang Jun, Wang Xuan, Wei Song
doaj   +1 more source

Normalized solution to coupled nonhomogeneous nonlinear elliptic system with three wave interaction under unbounded potentials [PDF]

open access: yesarXiv, 2022
In this paper, we use the variational method to find the normalized solutions of the quadratic coupled three wave Schrodinger equation with asymmetric coercive potential. We prove the existence of solutions for the system with 2-norm constraints.
arxiv  

Normalized multi-bump solutions for saturable Schrödinger equations

open access: yesAdvances in Nonlinear Analysis, 2019
In this paper, we are concerned with the existence of multi-bump solutions for a class of semiclassical saturable Schrödinger equations with an density function:
Wang Xiaoming, Wang Zhi-Qiang
doaj   +1 more source

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