2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/101615We identify the leading corrections to Finite-Size Scaling relations for the correlation length and twist order parameter of three mixed-spin quantum spin chains for the critical feature that develops at, $θ=π$, corresponding to a change in the topological realisation of the groundstates.5 pagesStrongly Correlated ElectronsStatistical Mechanicstext