División de Nanociencias y Materiales
Recent Submissions
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Modificación y evaluación de polímeros semiconductores para su potencial uso en dispositivos fotovoltaicos
(2019-11-15)"Actualmente las celdas perovskitas de vanguardia presentan una configuración convencional tipo n-i-p que consisten en óxido de titanio (TiO2), semiconductor tipo n, cubierto por la perovskita y una capa transportadora de ... -
Construction of 3D self-supported electrodes of amorphous Ni(OH)2 with rationally nanostructued architecture for supercapacitor applications
(2019-11-11)"Amorphous Ni(OH)2 coating on nanostructured nickel scaffolds with rational archietcture have been successfully fabricated by a facile process of templated-directed electrodeppsition and surface oxidation treatment. ... -
PROPIEDADES MAGNÉTICAS DE AGREGADOS DE METALES 3d ADSORBIDOS SOBRE SUPERFICIES NO MAGNÉTICAS
(2019-11-01)The magnetic elements of the 3d row of the periodic table, have been extensively studied from an experimental and theoretical points of view. The study of these systems has been encouraged because their possible applications ... -
SÍNTESIS DE CARBUROS, SULFUROS Y BORUROS DE RENIO Y SU EVALUACIÓN EN LA PRODUCCIÓN DE HIDRÓGENO A PARTIR DE BIOMASA
(2021-12-31)"En esta tesis de doctorado se llevó a cabo la síntesis mecanoquímica de carburos (Re2C (2:1) y Re2C (1:1)), boruros (Re3B y ReB2) y sulfuros de renio (ReS2 (1:2) y ReS2 (2:7)). Estos materiales fueron caracterizados por ... -
Modification of porous nickel electrodes with silver nanoparticles for hydrogen production
(Elsevier, 2018)"Silver nanoparticles were electrodeposited into the surface of a macroporous Ni electrode. The developed electrodes were characterized morphologically by confocal laser scanning microscopy and field emission scanning ... -
Effect of Mg as impurity on the structure of mesoporous γ-Al203: efficiency as catalytic support in HDS of DBT
(Walter de Gruyter GmbH, 2018)"This work shows the study of two alumina materials synthesized from aluminum sulfate with different purity by hydrolysis-precipitation route. The main difference between the aluminum salt precursors was the lower cost of ... -
Traveling wave solutions for wave equations with two exponential nonlinearities
(Walter de Gruyter GmbH, 2018)"We use a simple method that leads to the integrals involved in obtaining the travelling-wave solutions of wave equations with one and two exponential nonlinearities. When the constant term in the integrand is zero, implicit ... -
Two integrable classes of Emden-Fowler equations with applications in astrophysics and cosmology
(Walter de Gruyter GmbH, 2018)"We show that some Emden–Fowler (EF) equations encountered in astrophysics and cosmology belong to two EF integrable classes of the type d2z/dχ2=Aχ−λ−2zn for λ=(n−1)/2 (class 1), and λ=n+1 (class 2). We find their corresponding ... -
Riccati parametric deformations of the Cornu spiral
(Walter de Gruyter GmbH, 2018)"In this article, a parametric deformation of the Cornu spiral is introduced. The parameter is an integration constant which appears in the general solution of the Riccati equation and is related to the Fresnel integrals. ... -
Comment on demystifying the constancy of the Ermakov-Lewis invariant for a time-dependent oscillator
(World Scientific Publishing Company, 2018)"We show that a simple modification of the Lagrangian proposed by Padmanabhan in the paper [Mod. Phys. Lett. A33, 1830005 (2018)] leads to the most general dynamical invariant in [Ray and Reid, Phys. Lett. A71, 317 (1979)]." -
Acoustic emission avalanches during compression of granular manganites
(American Institute of Physics, 2018)"We have studied acoustic emission (AE) during compression of La0.8Ca0.28Sr0.08MnO2.7 manganites with different microstructures obtained by selected synthesis techniques. In ceramic samples with large grains obtained by a ... -
As(V) removal capacity of FeCu bimetallic nanoparticles in aqueous solutions: the influence of Cu content and morphologic changes in bimetallic nanoparticles
(Elsevier, 2018)"In this study, bimetallic nanoparticles (BMNPs) with different mass ratios of Cu and Fe were evaluated. The influence of the morphology on the removal of pollutants was explored through theoretical and experimental studies, ... -
Analysis of the magnetic properties in hard-magnetic nanofibers composite
(American Institute of Physics, 2018)"The magnetic properties of the strontium hexaferrite nanoparticles were studied as they were embedded at different concentrations in poly(vinyl alcohol) (PVA) nanofibers. These nanoparticles were prepared using the Pechini ... -
Correlation between crystallographic and microstructural features and low hysteresis behavior in Ni50.0Mn35.25In14.75 melt-spun ribbons
(Elsevier, 2018)"In this work, crystallographic, microstructural and magnetocaloric investigations were performed on textured Ni50Mn35.25In14.75 melt-spun ribbons with low thermal (6?K) and magnetic-field induced hysteresis (?0.73?J?kg?1 ... -
Effect of solidification rate on martensitic transformation behavior and adiabatic magnetocaloric effect of Ni50Mn35In15 ribbons
(Elsevier, 2018)"Ni50Mn35In15 compound has become an archetype for investigating the functional properties of metamagnetic shape memory alloys. We have fabricated Ni50Mn35In15 melt spun ribbons to study the crystal structure, microstructure, ... -
High temperature martensitic transformation and giant magnetocaloric effect in Ni40Co10Mn41Sn9 melt-spun ribbons
(Elsevier, 2018)"We report a large magnetic entropy change associated with a high-temperature martensitic transformation in Ni40Co10Mn41Sn9 (at. %) melt-spun ribbons. The ribbons underwent a first-order forward martensitic transition and ... -
The influence of texture on the reversible elastocaloric effect of a polycrystalline Ni50Mn32In16Cr2 alloy
(American Institute of Physics, 2018)"We have studied the correlation between the elastocaloric effect and the crystallographic direction where a uniaxial stress is applied in a textured polycrystalline Ni-Mn-In-Cr ferromagnetic shape memory alloy; this alloy ... -
Compressibility, microcalorimetry, elastic properties and EELS of rhenium borides
(Elsevier, 2018)"Based on synchrotron X-ray diffraction on phase-pure samples, we revised the bulk moduli of the rhenium borides Re7B3 (B-0 (Re7B3) = 391(5) GPa) and orthorhombic Re3B (B-0 (orthorhombic Re3B) = 393(4) GPa) and determined ... -
Enhanced photocatalytic performance of zinc oxide nanostructures via photoirradiation hybridisation with graphene oxide for the degradation of triclosan under visible light: Synthesis, characterisation and mechanistic study
(Elsevier, 2018)"Modification of ZnO nanoparticles with graphene oxide (GO) was carried out, and the obtained hybrid photocatalyst was used for the photodegradation of triclosan (TCS), which is an endocrine disrupting compound. Three ... -
Optimizing the oxidation level of PEDOT anode in air-PEDOT battery
(Elsevier, 2018)"We report an air-PEDOT battery where an optimized oxidation level of the PEDOT anode was performed using a simple dedoping process, resulting in batteries with high stability in air. Some PEDOT:PSS chains were reduced to ...