2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/117912The aim of this note is to extend recent results of Yajima-Zhang \cite{Y-Z1, Y-Z2} on the 1/2- smoothing effect for Schrödinger equation with potential growing at infinity faster than quadratically.Analysis of PDEsRemark on the Kato smoothing effect for Schrödinger equation with superquadratic potentialstext