2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/91022A new method for doing feedback control of single quantum systems was proposed. Instead of feeding back precisely the process output, a cloning machine served to obtain the feedback signal and the output. A simple example was given to demonstrate the method.10 pages, 2 figuresQuantum PhysicsMaterials Sciencetext