2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/197376In this article, we study the magnetic moment of the pentaquark state $ Θ^+(1540)$ as diquark-diquark-antiquark ($[ud][ud]\bar{s}$) state in the framework of the light-cone QCD sum rules approach. The numerical results indicate the magnetic moment of the pentaquark state $ Θ^+(1540)$ is about $μ_{Θ^+}=-(0.49\pm 0.06)μ_N$.10 pages, 1 figure. The main contents of this article is included in hep-ph/0503007, this article will not be submitted to a journal for publicationHigh Energy Physics - Phenomenologytext