2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/25229We show that the time-dependent wavefunctions which serve as basis of the whole paper of Xu [Phys. Rev. B {\bf 70}, 193301 (2004)] are incorrect and point out the right ones.1 pageMesoscale and Nanoscale PhysicsComment on "Spin-split two-dimensional electron gas perturbed by intense terahertz laser field"text