Article ID Journal Published Year Pages File Type
4611250 Journal of Differential Equations 2011 21 Pages PDF
Abstract

We consider the following singularly perturbed Neumann problem−ε2Δu+u−up=0in Ω,u>0in Ω,∂u∂ν=0on ∂Ω, where p is subcritical and Ω   is a smooth and bounded domain in RnRn. We construct a new class of solutions which consist of large number of spikes concentrating on an interior straight-line intersecting with ∂Ω orthogonally. Our results show that higher-dimensional concentration can exist without resonance condition.

Related Topics
Physical Sciences and Engineering Mathematics Analysis
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