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Listar por palabra clave "Sol-gel"

Mostrando ítems 1-14 de 14

Bottom-Up Synthesis of Mesoporous TiO2 Films for the Development of Optical Sensing Layers

Ortiz de Zárate-Díaz, David; Serna, Sara; Ponce-Alcántara, Salvador; Kovylina, Miroslavna; García-Rupérez, Jaime (MDPI AG, 2021-12)

[EN] Many optical sensors exploit the interesting properties of porous materials, as they ensure a stronger interaction between the light and the analyte directly within the optical structure. Most porous optical sensors ...
Charge transfer mechanisms in 40SiO2-40P2O5-20ZrO2 /sulfonated styrene-ethylene-butylene-styrene hybrid membranes for low temperature fuel cells

B. Pascual-Jose; CARMEN DEL RIO; J.Mosa; A. Ribes-Greus (Elsevier, 2022-12-02)

[EN] A series of hybrid membranes synthetized via sol-gel chemistry and direct infiltration method have been pre-pared, consisting of sulfonated styrene-ethylene-butylene-styrene block copolymer (sSEBS), as polymeric matrix, ...
Desarrollo de capas porosas mediante procesos de síntesis para la creación de biosensores fotónicos

Chico Rodríguez, Laura (Universitat Politècnica de València, 2022-09-05)

[ES] Los biosensores fotónicos utilizan la interacción de la luz con la materia para detectar analitos presentes en ella, siendo una de las estrategias la interferometría Fabry-Pérot. Recientes estudios realizados en el ...
Desarrollo de recubrimientos híbridos osteoinductores para implantes dentales

Hernández Escolano, Miriam (Universitat Politècnica de València, 2012-03-09)

En la actualidad, en el desarrollo de implantes metálicos y, en particular el de los dentales, se necesitan métodos innovadores que permitan desarrollar nuevos procesos y materiales con mayor velocidad de osteointegración, ...
Electrocatalytic performance of SiO2-SWCNT nanocomposites prepared by electroassisted deposition

Gamero-Quijano, Alonso; Huerta, Francisco; Salinas-Torres, David; Morallón, Emilia; Montilla, Francisco (Springer Verlag (Germany), 2013-12)

Composite materials made of porous SiO2 matrices filled with single-walled carbon nanotubes (SWCNTs) were deposited on electrodes by an electroassisted deposition method. The synthesized materials were characterized by ...
Enhancement of the direct electron transfer to encapsulated cytochrome c by electrochemical functionalization with a conducting polymer

López-Bernabeu, Sara; Gamero-Quijano, Alonso; Huerta, Francisco; Morallón, Emilia; Montilla, Francisco (Elsevier, 2017)

[EN] The present work deals with the direct electrochemistry of cytochrome c (cyt c) encapsulated within a methyl-modified silica film prepared by the sol-gel method. It was observed that the voltammetric currents of the ...
Evaluation of Mesoporous TiO2 Layers as Glucose Optical Sensors

Ortiz de Zárate-Díaz, David; Serna, Sara; Ponce-Alcántara, Salvador; García-Rupérez, Jaime (MDPI AG, 2022-07)

[EN] Porous materials are currently the basis of many optical sensors because of their ability to provide a higher interaction between the light and the analyte, directly within the optical structure. In this study, ...
Microencapsulation of cerium and its application in sol-gel coatings for the corrosion protection of aluminum alloy AA2024

Valero-Gómez, A.; Molina Puerto, Javier; Pradas, S.; López-Tendero, M. J.; Bosch, F. (Springer-Verlag, 2020-01)

[EN] Cerium-containing microcapsules were obtained by means of water/oil (W/O) emulsion technology using tetraethyl orthosilicate (TEOS) as the precursor. Synthesis parameters as water/ethanol molar ratio, surfactant ...
Modulation of the electrocatalytic performance of PEDOT-PSS by reactive insertion into a sol-gel silica matrix

Djelad, Halima; Huerta, Francisco; Morallón, Emilia; Montilla, Francisco (Elsevier, 2018)

[EN] Poly(3,4-ethylenedioxythiophene) doped with poly-(styrenesulfonate), PEDOT¿PSS, films synthesized by electrochemical methods can be considered as poor electrocatalyst for the oxidation of ferrocene in aqueous solution. ...
Organic-inorganic bonding in chitosan-silica hybrid networks: Physical properties

Trujillo, Sara; Perez Román, Estela; Kyritsis, A.; Gómez Ribelles, José Luís; Pandis, C. (John Wiley & Sons, 2015-10-01)

[EN] Novel biomaterials are needed for bone tissue repair with improved mechanical performance compared to classical bioceramics. The objective of this work was to characterize a hybrid filler material, which is capable ...
P(EMA-co-HEA)/SiO2 hybrid nanocomposites for guided dentin tissue regeneration: structure, characterization and bioactivity

Vallés Lluch, Ana (Universitat Politècnica de València, 2008-12-15)

Se sintetizaron nanocompuestos híbridos en bloque de poli(etil metacrilato-co-hidroxietil acrilato) 70/30 wt%/sílice, P(EMA-co-HEA)/SiO2, con distintas proporciones de sílice hasta el 30 wt%. El procedimiento de síntesis ...
Polycaprolactone membranes reinforced by toughened sol-gel produced silica networks

Trujillo, Sara; Plazas Bonilla, Clara Eugenia; Santos, Marta Sofía; Matos, Joana M.; Gamboa Martínez, Tatiana Carolina; Perilla, Jairo Ernesto; Mano, Joao F.; Gómez Ribelles, José Luís (Springer Verlag, 2014-07)

The aim of this work is to develop polycaprolactone based porous materials with improved mechanical performance to be used in bone repair. The hybrid membranes consist in a polymeric porous material in which the pore walls ...
Síntesis de xerogeles mesoporosos en capa delgada para el desarrollo de sensores fotónicos

Serna Morales, Sara (Universitat Politècnica de València, 2021-07-28)

[ES] Los sensores fotónicos explotan la forma en que ciertos materiales interaccionan con la luz, para detectar pequeñas variaciones composicionales a su alrededor, de forma sencilla, rápida y versátil. Estos pueden ...
Síntesis y caracterización de membranas híbridas organo-inorgánicas para su uso en pilas de combustible

Fernández Carretero, Francisco José (Universitat Politècnica de València, 2009-04-02)

El presente trabajo describe la síntesis y caracterización de una serie de membranas híbridas organo-inorgánicas de intercambio iónico para su uso en pilas de combustible. Las membranas se prepararon por casting a partir ...