2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/182906The spectrum of operators in the su(2) sector of N=4 SYM is bounded because the number of operators is finite. According to the AdS/CFT correspondence, the string spectrum in this sector should be also bounded. In this paper the upper bound on the scaling dimension is calculated in the limit of the large R-charge using Bethe ansatz.12 pagesHigh Energy Physics - Theorytext