2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/23152This is a brief review of spin physics in semiconductors, as well as of the historic roots of the recent very active research of spin-related phenomena. The perspectives of "spintronics" are also discussed.10 pages. Talk presented at the Future Trends in Microelectronics workshop, Corsica, June 2003Mesoscale and Nanoscale Physicstext