2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/62225Singular Gordon potentials are defined to be distributions from the space W^{-1}_{2,unif}(R) that are sufficiently fast approximated by periodic ones. We prove that Schrödinger operators with singular Gordon potentials have no point spectrum and show that a rich class of quasiperiodic distributions consists of singular Gordon potentials.13 pages, Amslatex, to appear in Meth. Funct. Anal. TopolSpectral TheoryMathematical Physics34L05 (Primary) 4L40, 47A75 (Secondary)text