2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/20500Modeling of materials systems for long times commonly requires the use of separation of time scale methods. We discuss this general approach and present two example systems, a-Si3B3N7 and the generation of homogeneous sinters.22 pages, 7 figuresMaterials ScienceDisordered Systems and Neural Networkstext