Investigation of the structural, optical and dielectric properties of highly (100)-oriented (Pb0.60Ca0.20Sr0.20)TiO3 thin films on LaNiO3 bottom electrode Abstract: Highly (100)-oriented Pb0.60Ca0.20Sr0.20TiO3/LNO/LAO structure was fabricated using a chemical deposition process via spin-coating technique. XRD revealed that […]
Observation of superficial antiferromagnetism in Co3O4 polycrystals Abstract: We report on a systematic study about the magnetic properties of Co3O4 polycrystals with large size distribution (100-1200 nm) and the crystallite size of 68(4) nm on average. […]
Investigation of defects dependence of local piezoelectric response on Fe, La-modified (Pb,Sr)TiO3 thin films: A piezoresponse force microscopy study Abstract: In this study, undoped-(Pb,Sr)TiO3 and Fe3+, La3+ co-doped (Pb,Sr)TiO3 thin films were investigated at the nanoscale […]
Computational simulations of ZnO@GaN and GaN@ZnO core@shell nanotubes Abstract: The structural, electronic, and mechanical properties of armchair and zigzag chiralities double-walled and core@shell ZnO@GaN and GaN@ZnO nanotubes were investigated by periodic DFT/B3LYP calculations with an all-electron […]
Analysis of AISI 1020 steel corrosion in seawater by coupling electrochemical noise and optical microscopy Abstract: Electrochemical noise coupled to in situ optical micrographs was used to study corrosion processes in AISI 1020 steel immersed in […]
Role of the reactive sputtering deposition power in the phase control of cobalt oxide films Abstract: The influence of the reactive magnetron sputtering deposition power on determining the stoichiometry and structure of cobalt oxide polycrystalline films […]
Microstructure and electrical conductivity of 20 mol% gadolinia-doped ceria solid electrolyte with SrO, TiO2 and SrTiO3 additions Abstract: The effects of SrO, TiO2 and SrTiO3 additions to gadolinia-doped ceria solid electrolyte were systematically investigated. Ceria-20 mol% […]
SPEEK/Zeolite/Ionic-Liquid Anhydrous Polymer Membranes for Fuel-Cell Applications Abstract: Sulfonated poly(ether ether ketone) (SPEEK)/zeolite/ionic-liquid composite membranes were prepared with different amounts of 1-butyl-3-methylimidazolium trifluoromethanesulfonate ([C4MI]CF3SO3) or 1-decyl-3-methylimidazolium trifluoromethanesulfonate ([C10MI]CF3SO3) ionic liquids (ILs). The structure of the composite […]
A DFT investigation of the role of oxygen vacancies on the structural, electronic and magnetic properties of ATiO(3) (A = Mn, Fe, Ni) multiferroic materials Abstract: In order to achieve deep insight into the multiferroic behavior […]
Near-surface solution pH measurements during the pitting corrosion of AISI 1020 steel using a ring-shaped sensor Abstract: This work presents the development and characterization of a ring-shaped sensor built around a steel sample (AISI 1020) to […]
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