Volume 298, Issue 1 pp. 328-355
ORIGINAL ARTICLE

Multi-bump solutions for the nonlinear magnetic Schrödinger equation with logarithmic nonlinearity

Jun Wang

Corresponding Author

Jun Wang

Department of Mathematics, Sun Yat-sen University, Guangzhou, China

Correspondence

Jun Wang, Department of Mathematics, Sun Yat-sen University, Guangzhou 510275, China.

Email: [email protected]

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Zhaoyang Yin

Zhaoyang Yin

Department of Mathematics, Sun Yat-sen University, Guangzhou, China

School of Science, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China

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First published: 11 November 2024
Citations: 1

Abstract

In this paper, we study the following nonlinear magnetic Schrödinger equation with logarithmic nonlinearity

( + i A ( x ) ) 2 u + λ V ( x ) u = | u | q 2 u + u log | u | 2 , u H 1 ( R N , C ) , $$\begin{equation*} \hspace*{24pt}-(\nabla +\text{i}A(x))^2u+\lambda V(x)u =|u|^{q-2}u+u\log |u|^2,\ u\in H^1(\mathbb {R}^N,\mathbb {C}), \end{equation*}$$
where the magnetic potential A L l o c 2 R N , R N $A \in L_{l o c}^2\left(\mathbb {R}^N, \mathbb {R}^N\right)$ , 2 < q < 2 , λ > 0 $2<q<2^*,\ \lambda >0$ is a parameter and the nonnegative continuous function V : R N R $V: \mathbb {R}^N \rightarrow \mathbb {R}$ has the deepening potential well. Using the variational methods, we obtain that the equation has at least 2 k 1 $2^k-1$ multi-bump solutions when λ > 0 $\lambda >0$ is large enough.

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