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Chuan-Min He

Publications and source records attributed to Chuan-Min He.

2 recordsLinked to original sources

Normalized solutions for Schrödinger-Bopp-Podolsky system

In this paper, we study the following energy functional originates from the Schrödinger-Bopp-Podolsky system $$I(u)=\frac{1}{2}\int_{\mathbb{R}^{3}}|\nabla u|^{2}dx+\frac{1}{4}\int_{\mathbb{R}^{3}} ϕ_{u}u^{2}dx-\frac{1}{p}\int_{\mathbb{R}^{3}}|u|^{p}dx$$ constrained on $B_ρ=\left\{u\in H^{1}(\mathbb{R}^{3},C):\ \left\|u\right\|_{2}=ρ\right\},$ where $ρ>0.$ As such constrained problem $I(u)$ is bounded from below on $B_ρ$ when $p\in(2,\frac{10}{3}).$ We use minimizing method to get a normalized solution.

math.AP

Nontrivial solution for Klein-Gordon equation coupled with Born-Infeld theory with critical growth

In this paper, we study the following system \begin{eqnarray*} \left\{ \begin{array}{ll} -Δu + V(x)u-(2ω+ϕ)ϕu=λf(u)+|u|^{4}u, \ & \text{in} \ \mathbb{R}^{3}, Δϕ+ βΔ_4ϕ= 4π(ω+ϕ) u^{2}, \ & \text{in}\ \mathbb{R}^{3},\\ \end{array} \right. \end{eqnarray*} where $f(u)$ without any growth and Ambrosetti-Rabinowitz conditions. We use cut-off function and Moser iteration to obtain the existence of nontrivial solution. Finally, as a by-product of our approaches, we get the same result for Klein-Gordon-Maxwell system.

math.AP