CAPAS FINAS Thin films Josephson junctions SUPERCONDUCTIVIDAD SUPERCONDUCTORES DE TC ALTO Tunnel junctions UNIONES DE JOSEPHSON Atomic force microscopy Cafm Characterization of the insulator barrier and the superconducting transition temperature in GdBa2Cu3O7−δ/BaTiO3 bilayers for application in tunnel junctions Crystal lattices ESTEQUIOMETRIA Educación Electrical transport across nanometric SrTiO3 and BaTiO3 barriers in conducting/insulator/conducting junctions Energía Renovable High-Tc superconductor High-Tc superconductors Improving the Josephson energy in high-Tc superconducting junctions for ultra-fast electronics Ingeniería Josephson coupling in high-Tc superconducting junctions using ultra-thin BaTiO3 barriers MICROSCOPIA DE FUERZA ATOMICA MORFOLOGIA Morphology Multiferroic nanostructures Oxygen influence in the magnetic and the transport properties of ferroelectric/ferromagnetic heterostructures PROPIEDADES ELECTRICAS PROPIEDADES MAGNETICAS Quebrada de Humahuaca Smooth surfaces in very thin GdBa2Cu3O7δfilms for application in superconducting tunnel junctions Sputtering