High pressure RANGO DE PRESION MEGA PA 10-100 Superconductivity CONDUCTIVIDAD ELECTRICA SUPERCONDUCTIVIDAD Fe Ferromagnetism Resistivity A watchmaker's precision at high-pressure reveals CeCu 2 Si 2 and CeAu 2 Si 2 p-T phase diagrams CALCOGENUROS CAMPOS MAGNETICOS CROMO Ce compounds CeCu2Si2 Chalcogenides Chromium DIAGRAMAS DE FASES DISTANCIAS INTERATOMICAS EFECTO KONDO EFECTO SEEBECK Effect of pressure cycling on Iron: Signatures of an electronic instability and unconventional superconductivity Electric conductivity Electrical resistivity Electronic instability FERROMAGNETISMO HIERRO High pressure investigation of superconducting signatures in CeCu2Si2: ac-magnetic susceptibility, ac-heat capacity, resistivity and thermopower Interatomic distance MATERIALES FERROMAGNETICOS MONOCRISTALES