2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/91223Using an explicit solution for the Schrödinger equation describing the model of the gravitational wave detector (LIGO-project), we prove that the SQL (standard quantum limit) for dimensionless amplitude for gravitational perturbations of metric exceeds $10^{-19}$ at temperature 100K.AMSLaTeX, 5 pagesQuantum Physicstext