2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/91201Some aspects of application of the Uncertainty Principle in the range of interaction radiation with matter surveyed. The procedure of adjustment is proposed at calculation of values of an electromagnetic energy in a quantum theory of a field.4 pages, Russion version published in "Horizons of education" http://edu.secna.ru/main/reviewQuantum Physicstext