2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/56423The $D$-brane spectra in the Type IIB string theory compactified on $AdS_{p+2}\times S^{8-p}$ are computed using the K-theory approach. The results signal the existence of the mirror-symmetry-analogue for $D$-branes, analogous to that rised in the context of derived categories.6 pages, LATEXHigh Energy Physics - Theorytext