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arXiv 2106.04288math.AP
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薛定谔-牛顿方程的无穷多解

Infinitely many solutions for Schrödinger-Newton equations

Yeyao Hu, Aleks Jevnikar, Weihong Xie

摘要:

证明了Schrödinger-Newton方程组$$ \left\{\begin{array}{ll} Δu- V(|x|)u + Ψu=0, &x\in\mathbb{R}^3,\newline ΔΨ+\frac12 u^2=0, &x\in\mathbb{R}^3, \end{array}\right. $$在无穷远处满足以下条件时存在无穷多个非径向正解:$$ V(r)=V_0+\frac{a}{r^m}+O\left(\frac{1}{r^{m+θ}}\right) \quad\mbox{ as } r\rightarrow\infty, $$其中$\frac12\le m<1$和$a, V_0, θ$是正常数.特别是,对于任何$s$大,我们使用的减少方法来构建$s-$凹凸解决方案躺在一个圆的半径$r\sim (s\log s)^{\frac{1}{1-m}}$。

英文摘要:

We prove the existence of infinitely many non-radial positive solutions for the Schrödinger-Newton system $$ \left\{\begin{array}{ll} Δu- V(|x|)u + Ψu=0, &x\in\mathbb{R}^3,\newline ΔΨ+\frac12 u^2=0, &x\in\mathbb{R}^3, \end{array}\right. $$ provided that $V(r)$ has the following behavior at infinity: $$ V(r)=V_0+\frac{a}{r^m}+O\left(\frac{1}{r^{m+θ}}\right) \quad\mbox{ as } r\rightarrow\infty, $$ where $\frac12\le m<1$ and $a, V_0, θ$ are some positive constants. In particular, for any $s$ large we use a reduction method to construct $s-$bump solutions lying on a circle of radius $r\sim (s\log s)^{\frac{1}{1-m}}$.

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