2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/37186Results from various searches for new physical phenomena performed by the four LEP experiments are summarised. Topics presented include the search for contact interactions, a Z' boson, leptoquarks, excited leptons, technicolour and gravity in extra dimensions.15 pages, 7 figures, to appear in Proceedings of the 16th International Workshop on High Energy Physics and Quantum Field Theory, QFTHEP'2001, 6-12 September 2001, Moscow, Russia; corrected one typo in reference 28High Energy Physics - Experimenttext