2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/210245A c-axis magnetotransport and resistance noise study in La_{1.97}Sr_{0.03}CuO_{4} reveals clear signatures of glassiness, such as hysteresis, memory, and slow, correlated dynamics, but only at temperatures (T) well below the spin glass transition temperature T_{sg}. The results strongly suggest the emergence of charge glassiness, or dynamic charge ordering, as a result of Coulomb interactions.title changed, presentation improved, references added; to appear in Phys. Rev. LettersStrongly Correlated Electronstext