2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/197632A practical quantum-field treatment is developed for systems endowed with an effective mass function depending on both space and time and a schematic application illustrates the quantitative importance of quantum fluctuations in the dynamics of disoriented chiral condensates.revtex body and 4 eps figures (4 pages total)Nuclear TheoryHigh Energy Physics - Phenomenologytext